DEV Community: Michael Su

Why Your EV Home-Charging Bill Is Higher Than Expected: Charging Losses Explained (and How to Cut Them)

Michael Su — Wed, 19 Aug 2026 12:48:43 +0000

Selection note: Chosen from this week's hot EV-owner discussions — home charging costs and efficiency are recurring themes on r/electricvehicles, and Germany's ADAC just published a widely-shared test quantifying charging losses across five popular EVs (InsideEVs, mid-Aug 2026). This guide explains why you pay for energy that never reaches the battery and how to minimize it. Applies to: Global (electricity pricing varies by region; examples from Europe/Germany).

You plug in at home, the meter shows 30 kWh consumed — but your car reports it only received 27 kWh. You still paid for all 30. That difference is charging loss, and for some vehicles it can be startlingly large. ADAC, Germany's biggest car club, tested five EVs across four AC charging setups and found losses ranging from about 5% to over 24% depending on the car and the charger. The good news: the fix is mostly about which charger you use.

What Charging Loss Actually Is

When charging at home, energy is lost in several places between the wall and the battery:

Onboard charger conversion — converting AC to DC generates heat; this is the biggest loss source
12V/auxiliary systems running during the charge session
Battery management overhead and cell-balancing, especially at high state of charge
Cable and connector resistance

None of this is a defect — it's physics. But the numbers differ hugely between a mobile charger plugged into a household outlet (2.3 kW) and a proper wallbox (11–22 kW).

What ADAC Found (AC Charging Losses)

Model	2.3 kW mobile charger	4.1 kW solar simulation	11 kW wallbox	22 kW wallbox
Mercedes-Benz CLA (EQ Technology)	24.2%	12.8%	6.9%	not supported
Renault 5 E-Tech	13.7%	8.0%	5.1%	not supported
Tesla Model Y	12.7%	9.4%	6.1%	not supported
Volvo EX30	14.2%	9.1%	7.0%	6.7%
Volkswagen ID.7	15.3%	10.6%	6.9%	not supported

Sessions measured between 10–90% SOC at 20–30°C battery temperature. Source: ADAC via InsideEVs.

Two patterns jump out:

Higher power = lower losses. On the 11 kW wallbox, losses roughly halve compared to the 2.3 kW mobile charger. The Model Y's loss drops from 12.7% to 6.1%; the Mercedes CLA's from 24.2% to 6.9%.
Some cars are worse offenders. The CLA loses a quarter of the energy on a mobile charger because Mercedes caps the onboard charger at 8 amps in that mode. If you only ever use a mobile charger, you could be paying 20%+ more for the same range.

How to Cut Your Charging Losses

1. Install a proper wallbox (11 kW or more) if you charge at home regularly.
The ADAC data shows an 11 kW wallbox cuts losses roughly in half versus a 2.3 kW mobile charger for every car tested. At typical electricity prices, the efficiency gain can pay back a meaningful share of the wallbox cost over a few years — and it charges 4–5× faster.

2. Avoid the 2.3 kW "granny cable" as your daily charger.
Keep the mobile charger for emergencies and travel. Using it daily means paying for 12–24% of your energy that never reaches the battery.

3. Charge during off-peak hours where time-of-use tariffs exist.
In many regions (Germany, parts of the US and elsewhere) overnight electricity is substantially cheaper. Off-peak charging both cuts the per-kWh price and typically lets the car balance cells more gently. Check your utility's tariff structure — this varies by country and even by state/province.

4. Don't obsess over 100%.
Most daily charging is fine ending at 80% (see manufacturer guidance — LFP packs can usually go higher; NMC packs prefer 20–80% for daily use). Charging the last 10–20% triggers cell balancing that adds loss, so unless you need full range, stopping at 80% saves both time and energy.

5. Solar or battery-buffered charging can help — if the math works locally.
ADAC's 4.1 kW solar simulation landed between the two extremes (losses of 8–12.8%). If you have home solar with net metering, time your charge to midday sun; the efficiency is decent and the marginal cost is low.

Regional Notes

Europe/Germany: this ADAC dataset is German-specific (230V mains, pricing structures, typical wallbox deployment). Off-peak tariffs exist in many EU countries — check your local utility.
North America: US/Canada home charging is typically 120V (Level 1, ~1.4 kW) or 240V (Level 2, 3.3–19.2 kW). The same rule applies — Level 2 charging has significantly lower losses than Level 1, and many utilities offer time-of-use rates for EV owners.
China: home charging is less common in dense cities (many owners use public AC/DC or battery-swap for NIO); where home wallboxes exist, the same efficiency principles apply.
Applies to: Global — the physics is universal; only tariffs and voltage conventions differ.

Bottom Line

Charging loss is a hidden line on your EV electricity bill, but it's mostly controllable. The single highest-impact move is switching from a mobile "granny cable" to an 11 kW wallbox — ADAC measured losses falling from 12–24% down to 5–7% in the process. Combine that with off-peak charging and an 80% daily target, and the "hidden cost" of home charging largely disappears.

Sources: InsideEVs (ADAC home charging loss test) — https://insideevs.com/news/805275/home-ev-charging-losses-how-to-minimize

Image: BYD Atto 3, photo by Alexander Migl / Wikimedia Commons (CC BY-SA 4.0).

Ultra-Fast Charging Explained: BYD's Flash-Charging, 800V Platforms, and What Fast Charging Does to Your Battery

Michael Su — Wed, 19 Aug 2026 12:43:29 +0000

Selection note: This topic was chosen from today's hottest EV-community discussions — BYD's flash-charging demo video (10–70% in about 5 minutes, 97% in under 9) went viral across r/electricvehicles and X on Aug 18–19, alongside renewed debate over whether 100 kW+ fast charging accelerates battery degradation (Geotab vs. Recurrent studies). This piece explains how ultra-fast charging actually works, the three competing technical routes, and what the evidence says about battery life.

In 2026, "5 minutes for 70%" stopped being a marketing slogan and became a shipping feature. BYD's second-generation Blade Battery with flash charging can take a compatible vehicle from 10% to 70% in about five minutes and to 97% in under nine at room temperature, at up to 1,500 kW through a single connector. Meanwhile, 800V platforms from brands like Leapmotor have pushed ultra-fast charging down to the ¥100,000 (~$14,000) price bracket. If you're an EV owner — or deciding whether to buy one — the questions are practical: how does this work, is it safe, and does charging at 300 kW wreck your battery?

The Physics: Power Is Voltage Times Current

Charging power is simply P = U × I — voltage times current. To push more kilowatts into a pack, automakers either raise the pack's voltage (800V platforms) or push enormous current (BYD's megawatt-class flash charging). The hard constraint in both cases is heat: lithium-ion cells dislike high temperature, and every charging session generates heat proportional to current squared (I²R losses). That's why ultra-fast charging isn't only about the cell chemistry — it's about thermal management. BYD's approach pairs short-blade LFP cells with double-sided refrigerant direct cooling (双面直冷) — not liquid cooling — to pull heat out of both faces of the cell, enabling 10C–12C charge rates without runaway temperatures (see the dedicated section below on why this distinction matters).

Three Competing Routes to Ultra-Fast Charging

Route	Representative brands	Charge rate	Typical performance	Price entry point
800V high-voltage platform	Leapmotor, IM (智己), many Chinese brands	3C–6C	~210 kW peak; 30–80% in ~16 min	from ~¥100k ($14k)
Megawatt flash charging	BYD (1,000–1,500 kW)	10C–12C	10–70% in ~5 min; 97% in ~9 min	upper-mid price bands
400V high-current	Tesla	—	relies on mature Supercharger network	cost-optimized

Source: public specs and industry coverage (see Sources). Table is a general guide; real-world numbers vary by model, temperature and charger.

The 800V route raises pack voltage so the same current delivers more power with less cable heat. BYD's flash-charging route instead pushes current extremely high on an LFP chemistry optimized for it, supported by aggressive cooling. Tesla has stayed on 400V for cost reasons, betting on its extensive Supercharger network rather than headline charging rates.

Why BYD's Cooling Is Different: Direct Refrigeration, Not Liquid Cooling

A common misconception: BYD's flash-charging thermal management is often described as "liquid cooling." It isn't. BYD is the largest-scale adopter of refrigerant direct cooling (冷媒直冷) — the approach has been used at scale since the DM-i hybrids and refined across the e-Platform 3.0. Instead of a conventional coolant loop (ethylene-glycol water pumped through a cold plate, usually with a chiller in between — the architecture used by Tesla, CATL's Qilin, Li Auto, XPeng and most other brands), BYD's A/C refrigerant (e.g. R134a) evaporates directly inside cooling plates integrated into the battery pack, absorbing heat straight off the cells with no intermediate heat-exchange stage.

Why it suits megawatt charging: refrigerant evaporation has a much higher heat-transfer coefficient than single-phase liquid, so it pulls heat out faster and with less pumping power — exactly what 10C–12C flash charging needs. BYD's "double-sided direct cooling" routes refrigerant along both faces of the short-blade cells, which improves temperature uniformity across the pack.
What it trades away: direct cooling demands very high-pressure sealing (evaporating refrigerant runs at roughly 3–4 bar vs. 1.5–2.5 bar for a coolant loop) and harder temperature-uniformity engineering — the main reasons most automakers still prefer the more mature, more uniform liquid-cooling route.
How to tell them apart: liquid cooling = coolant loop + pump + chiller (indirect); direct cooling = the refrigerant itself enters the pack and evaporates there (direct). If a spec sheet says 直冷 / "direct cooling," it means refrigerant-based — not liquid.

Note: China's mainstream charging/thermal-management coverage frequently mistranslates 双面直冷 as "double-sided liquid cooling"; the correct term is double-sided refrigerant direct cooling.

Why Charging Slows Down: The Charging Curve

All EVs charge fast at low state of charge and slow dramatically at high SOC. The reasons:

Charge current is limited by cell voltage limits. As SOC rises, the battery's voltage approaches its ceiling, so the charger must taper current to avoid over-voltage and lithium plating.
The 10–80% window is the "fast zone." Most cars deliver peak power between roughly 10–50% and taper after ~80%. The last 20% can take as long as the first 60%.
Thermal limits compound the taper. After sustained high-power charging, pack temperature rises, and the BMS reduces current to protect cells.

Practical takeaway: even with a 1,500 kW flash charger, most automakers and battery engineers still recommend targeting 10–80% for daily driving and only charging past 80% when you need the range.

Does Fast Charging Actually Hurt the Battery?

This is the question dominating today's forum threads, and the evidence is genuinely mixed:

Geotab's study (22,700 EVs, 21 models) found vehicles that fast-charged more than 12% of the time degraded at ~2.5% per year on average vs. ~1.5% for those fast-charging less; using 100 kW+ chargers for over 40% of sessions correlated with ~3% annual degradation. Heat is the suspected driver.
Recurrent's counter-study (13,000 Teslas) found no statistically significant difference in range between frequent and infrequent fast-chargers — though its frequent-fast-charging sample was small.
The good news: average degradation across the industry was ~2.3% in 2025 (packs retaining ~81.6% capacity after 8 years), modern BMS software actively limits current to protect cells, and fast charging does not void battery warranties (US warranties typically cover 8 years / 100,000 miles).

Synthesis: occasional fast charging on road trips is fine. If you fast-charge weekly as your primary habit over years, you may see somewhat faster degradation — but the effect is modest for most owners and modern packs are designed for it.

Regional Notes (Not Global)

China: flash-charging (兆瓦闪充) infrastructure is expanding rapidly — BYD plans 20,000 flash-charging stations by end-2026, and in August 2026 converted a Shanghai fuel station with Sinopec into a flash-charging site. Charging standards here are mostly GB/T with the newer CHAOJI/ChaoJi-1 high-power standard gaining ground.
North America: NACS (Tesla) is becoming the de facto connector standard; high-power chargers (250–350 kW) are common, but megawatt-class flash charging is not yet widely deployed.
Europe: CCS2 dominates; 800V models charge fastest on HPC networks (Ionity, Fastned, Tesla Superchargers opening up). ADAC-type consumer testing is common.
These are different ecosystems — an ultra-fast charging experience in China does not yet translate one-to-one to North America or Europe.

Bottom Line

Ultra-fast charging is real and transformative: a 10-minute top-up genuinely rivals a fuel stop. The technology works by pushing voltage or current higher and managing heat aggressively. For battery longevity, treat fast charging as a convenience, not a daily habit: keep daily driving in the 10–80% window, use slower charging at home when you can, and don't stress about the occasional 300 kW road-trip session.

Sources: Saptashwatv (BYD flash charging overview) — https://www.saptashwatv.com/automobiles/byd-ev-flash-charging-as-fast-as-gas-refuelling-23336.html; Sina Auto (three technical routes comparison) — https://k.sina.com.cn/article_7879776496_1d5abd8f0068018ivu.html; Geotab/Recurrent fast-charging degradation coverage — https://hnvh.io.vn/article/high-power-fast-charging-is-it-really-bad-for-your-ev-battery/12045; Sina Auto (BYD refrigerant direct cooling vs. liquid cooling) — https://k.sina.com.cn/article_7880068201_1d5b04c690680235ag.html

Image: BYD Han EV, photo by Alexander Migl / Wikimedia Commons (CC BY-SA 4.0).

China NEV Daily Roundup: BYD's Chengdu Blitz, Xiaomi's N70/N90 Range-Extender SUVs Open Pre-orders, Geely Chases 920K Exports (Aug 19, 2026)

Michael Su — Wed, 19 Aug 2026 12:43:24 +0000

China's electrified-vehicle machine shows no sign of slowing: Xiaomi enters the range-extender SUV market with the Pengcheng N70 Max (RMB 259,900) and N90 Max (RMB 299,900) pre-orders; BYD packs its Chengdu auto-show lineup with a 1,000-km Han EV and a third-generation Tang; Geely raises its 2026 export target to 920,000 units; Leapmotor enters Argentina on Stellantis' distribution rails; XPeng passes 6,000 French deliveries; NIO and XPeng both post a profitable fourth quarter; and national NEV retail penetration hits a record 55.3% as exports set fresh monthly records.

BYD Readies Chengdu Blitz: 1,000-km Han EV, Third-Gen Tang, and a Sub-¥100K Seal 06

BYD enters the Chengdu Motor Show (opening Aug 21) with its deepest new-model wave of the year. The 2027 Seal 06 went on sale Aug 19 priced from RMB 99,900 (approximately $14,000 USD), a "fully-loaded B-class family sedan" with an updated closed front fascia, upgraded battery-and-motor package and higher-level assisted driving. The Han EV will open pre-sales at Chengdu with a class-leading 1,008 km CLTC range, a 5,256 mm body and 3,130 mm wheelbase, plus a 1,000 V flash-charging system that claims 10–97% in about nine minutes. The third-generation Tang — now officially named — debuts globally at Chengdu as a large five-seat SUV with the second-gen Blade Battery, flash charging and BYD's "God's Eye B" ADAS, with up to 850 km CLTC range. Rounding out the push, the Fang Cheng Bao Titan 7 DM long-range launched Aug 18 at RMB 195,800–225,800 (about $27,500–$31,700 USD), offering up to 315 km of electric-only range.

Source: Tencent Auto / 高动能 — https://new.qq.com/rain/a/20260819A0883A00

Xiaomi Enters Range-Extender SUVs: Pengcheng N70 Max at RMB 259,900, N90 Max at RMB 299,900

Xiaomi made its long-awaited move into the range-extender (EREV) segment on Aug 19, when founder Lei Jun unveiled core specs and pre-sale prices for the first two models of its Pengcheng (澎程) family: the five-seat N70 Max at RMB 259,900 (approximately $36,500 USD) and the seven-seat N90 Max at RMB 299,900 (approximately $42,100 USD). Official deliveries are planned for September, with pre-orders now open; both cars make their interior debuts at the Chengdu Motor Show.

N70 Max (five-seat, AWD EREV): 4,960 mm long with a 2,950 mm wheelbase; 76 kWh battery + 45 L fuel tank for 505 km CLTC electric range and 1,461 km combined range; dual motors at 310 kW (0–100 km/h in 5.5 s); standard air suspension with continuous damping control; standard LiDAR, 4D millimeter-wave radar and an NVIDIA Thor (700 TOPS) chip running Xiaomi HAD assisted driving; nine airbags and 14 pieces of 2,200 MPa ultra-high-strength steel; swiveling front seats, long floor rails and a sliding center island for over 13 cabin configurations.
N90 Max (seven-seat flagship EREV): 5,285 mm long; 2-2-3 layout with four zero-gravity seats and 180°-rotating front seats; same 76 kWh pack for 464 km CLTC electric range and up to 1,705 km combined range; HyperOS cockpit on a Qualcomm 8650 chip.
Market positioning: The N70 Max targets family buyers against the Li Auto L6 and AITO M6, competing on cabin flexibility, standard equipment density and Xiaomi's ecosystem integration rather than on price alone.

Source: CNMO / 汽车之家 — https://www.autohome.com.cn/news/202608/1316524.html

Geely Raises 2026 Export Target to 920,000 as Overseas Sales Jump 158%

Geely Auto is aiming for 920,000 exports in 2026 — up from an original 640,000 target — after first-half shipments surged 158% year-on-year to 474,000 units, with NEV exports jumping 585% to 277,000, per interim results reported Monday. The company now wants two-thirds of sales to come from overseas long-term, mapping out a 300,000-unit ASEAN market, three 200,000-unit markets (EU, Eastern Europe, Latin America–Africa) and a 100,000-unit Middle East / Asia-Pacific market. Newly appointed chairman An Conghui outlined an "asset-light" globalization playbook built on partnerships: Volvo's plants will build premium Geely portfolio models from 2028, Ford's 500,000-unit-capacity Spanish plant will host core volume models, and Proton in Malaysia is being upgraded into a 500,000-unit regional hub. Premium EV brand Zeekr exported 42,000 units in H1 (up 200%+) and is on track to exceed 80,000 this year, with the 9X SUV launching in the Middle East, Europe, ASEAN and Australia from Q3.

Source: China Daily — https://www.chinadaily.com.cn/a/202608/19/WS6a856945a3106bc57421c5b8.html

Leapmotor Enters Argentina with Range-Extended B10 and C10 via Stellantis Network

Leapmotor has officially launched in Argentina, bringing its B10 and C10 global models (range-extended versions) with an initial 12 sales points and 20 after-sales outlets across core cities. The entry rides on Leapmotor's strategic partnership with Stellantis: the Chinese EV maker shares Stellantis' national dealer network, standardized service system and Mopar genuine parts supply, with owners also covered by Stellantis' 300+ brand service points for maintenance and roadside assistance. It marks the newest step in the Chinese brand's South American expansion without building its own retail infrastructure from scratch.

Source: 每日经济新闻 / Eastmoney — https://finance.eastmoney.com/a/202608193845002242.html

XPeng Tops 6,000 Cumulative Deliveries in France

XPeng says its cumulative deliveries in France have reached 6,000 vehicles; the milestone car was a P7+ sedan handed to a 39-year-old generative-AI specialist. XPeng began French sales in May 2024 with the G9 and G6, and the P7+ is now part of its European expansion across the model lineup. The milestone gives XPeng a measurable foothold in one of Europe's larger car markets as Chinese EV brands deepen their presence in the region.

Source: MotorClaw Brief — https://motorclaw.news/article/motorclaw-brief-2026-08-19

NIO and XPeng Both Turn a Quarterly Profit in Q4 2025

Both major Chinese EV startups reported a profitable fourth quarter of 2025 in results covered this week: NIO posted a Q4 net profit of RMB 283 million (about $39.7 million USD) on a record 124,800 deliveries across its NIO, Onvo (Ledao) and Firefly brands (up 71.7% year-on-year), with automotive gross margin hitting an all-time high of 18.1%; full-year revenue reached RMB 87.49 billion (about $12.3 billion USD). XPeng delivered a Q4 net profit of RMB 380 million (about $53.3 million USD) — its first quarterly profit milestone — driven by product mix and its technology-business push. Both remain far from full-year profitability (NIO's 2025 net loss narrowed to RMB 14.94 billion, about $2.1 billion), but the twin turnarounds mark a symbolic break with the sector's loss-making years.

Source: 海报新闻 / Haibao News — http://gzylhyzx.com/detail.html?newsId=32448681

NEV Retail Penetration Hits Record 55.3% as August Sales Stay Strong

China's new-energy vehicle retail penetration reached a record 55.3% in August, with NEV retail sales of 1.079 million units (up 5% year-on-year and 9% month-on-month), according to the CPCA (乘联分会). Fueled by the national trade-in subsidy push and a sector-wide shift from price wars to "value competition," multiple automakers — including Geely, Leapmotor, Dongfeng, XPeng, NIO, Dongfeng Nissan and GAC Toyota — posted record monthly NEV wholesale figures. August NEV promotion intensity eased to a moderate 10.7% after regulators moved to curb destructive price cuts.

Source: 海报新闻 / Haibao News — http://gzylhyzx.com/detail.html?newsId=4750723

Auto Exports Keep Accelerating: 1.04 Million Vehicles in July, China's European Share Hits 12%

China exported 1.043 million vehicles in July, up 81.3% year-on-year — the second straight month above one million — with NEVs accounting for more than half of exports for two consecutive months, per CAAM data. For the first half of 2026, total auto exports reached 4.059 million units (+63%), and in May Chinese brands took a 12.01% share of new-car registrations across 31 European countries, overtaking Japanese brands for the first time. Chery led exports at 943,800 units (+71.5%), followed by BYD (789,000, +71%), Geely (474,200, +158%) and Great Wall (291,400, +47.4%). Automakers are racing to localize production — BYD's Hungary plant is set to start vehicle assembly in Q4 2026, and Chery's Barcelona plant added a new M1 line this June — to hedge against EU tariff headwinds.

Source: 海报新闻 / Haibao News — http://gzylhyzx.com/detail.html?cpid=T17&newsId=48141062

CATL Power and Storage Battery Sales Up 45.5% in July

China's power and energy-storage battery sales reached 185.2 GWh in July, up 45.5% year-on-year (though down 5.5% month-on-month), per the China Automotive Battery Innovation Alliance. Power batteries accounted for 129.1 GWh (+41.6% YoY) while storage batteries hit 56.1 GWh (+55.4% YoY) — storage continues to outpace the power segment, underscoring booming demand for grid-scale energy storage as the country's EV and renewable buildout proceeds in tandem.

Source: 每日经济新闻 / Eastmoney — https://finance.eastmoney.com/a/202608193845002242.html

Image credits: BYD Seal 6 / Zeekr 007 / Leapmotor B10 / XPeng P7+ / BYD Atto 3 / BYD Han EV / CATL photos via Wikimedia Commons (CC BY-SA 4.0, photographers: Alexander-93, JustAnotherCarDesigner, Alexander Migl, Matti Blume); Xiaomi SkyNomad N70 and NIO ES8 photos via Wikimedia Commons (CC0, photographer: JustAnotherCarDesigner).

China NEV Daily Roundup: BYD's "Silk Road" Goes Global, Geely Ends ICE R&D, AITO Doubles Down on Range-Extenders (Aug 18, 2026)

Michael Su — Wed, 19 Aug 2026 04:19:27 +0000

China's electrified-vehicle sector keeps pushing outward and upward. Today's wrap covers BYD's million-unit overseas milestone and "system export" model, Geely's leadership change and pledge to stop developing combustion engines, record national NEV exports where plug-in hybrids are gaining share, Leapmotor and XPeng embedding deeper into Europe, and AITO's twin range-extended (EREV) launches. We also note a nine-ministry push to bring EVs to China's countryside.

BYD Takes Its "Silk Road" Global as Overseas Sales Top 1 Million

BYD's "2026 Silk Road Journey" convoy retraced the ancient trade route from Xi'an to the coast before shipping out from Shenzhen, using the trip to demonstrate its flash-charging and intelligent-driving tech across thousands of kilometers. The headline milestone: BYD's overseas sales have surpassed 1 million units, up more than 140% year-on-year, across 120+ countries and regions.

Fleet and infrastructure: BYD now operates 8 custom roll-on/roll-off ships with 250,000–300,000 units/year of capacity, and is shifting from product export to "system export" — Europe's first flash-charge station, a dedicated charging network in Uzbekistan, and local plants in Thailand and Brazil.
Flash charging: The second-generation Blade Battery system takes a vehicle from 10% to 70% in about 5 minutes and to 97% in under 9 minutes at room temperature; even at −30°C it only needs about 3 extra minutes. By end-June BYD had built 7,018 flash-charge stations across 325 Chinese cities.
Smart driving: The "God's Eye" (Tian Shen Zhi Yan) ADAS ran full-scenario NOA across highways and city streets during the journey, spanning BYD's Dynasty, Ocean, Denza, Fang Cheng Bao and Yangwang lineups.

Source: NetEase (网易) — https://www.163.com/dy/article/L4KP16IB05477C7Y.html

Geely Posts Record H1 Revenue as Li Shufu Steps Down, Pledges to End ICE R&D

Geely Auto reported first-half 2026 revenue of RMB 173.6 billion (approximately $24.4 billion USD), up 15% year-on-year and a record high, with core net profit of RMB 9.68 billion (about $1.36 billion), up 46%. Total sales reached 1.423 million units (+1%), of which NEVs hit 800,000 (+10%), 56.2% of the total, and exports reached 474,000 (+158%), with NEV exports of 277,000 — up 585%.

Leadership change: On Aug 18, founder Li Shufu resigned as chairman of the Hong Kong-listed Geely Auto; An Conghui succeeded him, with Li staying on as lifetime honorary chairman and remaining chairman of parent Zhejiang Geely Holding. The move is framed as a shift from founder-driven to institution-driven governance.
Strategy pivot: Geely said it will end internal-combustion-engine R&D and fully commit to new energy and intelligent technology.
Overseas ambition: The export target was raised from 640,000 to 920,000 units this year, challenging 1 million, with long-term plans for two-thirds of sales to come from overseas markets.

Source: NetEase / Financial World (金融界) — https://www.163.com/dy/article/L4K4IPFB0519QIKK.html

China's NEV Exports Hit Record as Plug-in Hybrids Gain Share

China's new-energy vehicle exports reached 2.355 million units in the first half of 2026, up 120% year-on-year, according to industry data. Belt and Road countries took 1.135 million of those (+59.4%). In June, NEV exports hit 523,000 — the first time they surpassed gasoline-powered vehicle exports in a month.

Brand leaders: BYD led NEV exports at 769,000 units (34.5% share), followed by Chery (932,000 total exports), Geely (465,000), SAIC passenger vehicles (404,000) and Great Wall (256,000).
Plug-in hybrids rising: BYD's DM-i plug-in hybrid system is especially popular overseas, pushing the PHEV share of China's NEV exports to about 19% — no longer just battery-electric and gasoline.
Headwinds: The EU's anti-subsidy tariffs (up to 45.3% on BEVs, with a planned extension to plug-in hybrids) and Brazil's uniform 35% EV import tariff are pressures, accelerating local production (BYD's Brazil plant, Chery's Barcelona line).

Source: d1ev (第一电动网) — https://www.d1ev.com/newsflash/309982

Leapmotor Embeds in Europe via Stellantis, Tops Italy Sales

Leapmotor's technology is increasingly woven into Europe's legacy auto industry rather than simply shipped there. Leapmotor International awarded Rheinmetall a European component project, the B10 will be built at Stellantis' Zaragoza, Spain plant, and a co-developed O3U SUV is due in 2028 — a clear "local R&D, local manufacturing, local sourcing" strategy that helps clear the EU's 45% local-content threshold.

Sales: From Jan–Jul 2026, Leapmotor registered 25,393 units in Italy, where the Lafa5 leads the C-segment EV market; overseas wholesale exports surpassed 113,000 units, leading Chinese EV startups.
Footprint: Present in 40+ countries with 950+ overseas outlets via the Stellantis network; the Lafa5 (515/605 km CLTC, 18-min 30–80%充电) launched in Europe in June and extended to Australia and New Zealand in August.

Source: NetEase (网易) — https://www.163.com/dy/article/L44ML226051191D6.html

XPeng G9L Debuts Globally with BEV and "Super Range-Extended" Powertrains

XPeng unveiled the G9L "golden five-seat tech flagship" in Guangzhou on Aug 11, with presales starting at RMB 259,800 (approximately $36,600 USD). The model was tested across 26 countries and regions over 6.74 million km and meets 3,000+ regulatory requirements in 64 markets — a sign of how seriously Chinese brands are taking global homologation.

Two energy paths: The BEV version offers up to 755 km CLTC range, while the "super range-extended" EREV version reaches up to 1,602 km combined CLTC — a plug-in-series layout that addresses long-distance anxiety.
Tech: Upgraded second-generation VLA smart-driving model, 720° safety testing, AI adaptive seats and a four-motor center console. It follows the MONA L03's global launch in Munich, underscoring XPeng's accelerated overseas push.

Source: NetEase (网易) — https://www.163.com/dy/article/L44OFCUF05568W0A.html

Porsche Leaves VW Pool, Buys Carbon Credits from XPeng for EU Rules

In an Aug 5 filing to the European Commission, Porsche exited Volkswagen Group's emissions pool and formed an open compliance pool with China's XPeng covering 2026–2027. Under EU CAFE rules, fleet average CO2 must stay at 93.6 g/km (averaged over 2025–2027), with fines up to €95 per g/km per car — potentially billions across the industry.

Why Porsche: Its West-Europe BEV sales fell about 30% in H1 2026 and its fleet CO2 rose to 130.2 g/km, well above the target. VW Group (100 g/km in 2025) actually benefits by shedding the high-emission unit.
Why XPeng: VW has held 4.99% of XPeng since 2023; XPeng sells only EVs in Europe (G6, G9, P7+, and the EREV L03), giving it surplus credits. Its H1 Europe sales rose 126% to about 19,000 units. The credit sales are near-pure-profit revenue that funds XPeng's European expansion.

Source: NetEase (网易) — https://www.163.com/dy/article/L47BBJ88051191D6.html

AITO M9 Ultimate Launches at RMB 649,800 with First 2.0T Range-Extender

AITO (Huawei's Harmony Intelligent Mobility) launched the M9 Ultimate, priced from RMB 649,800 (approximately $91,500 USD), with first deliveries expected by end of August. At 5,402 × 2,026 × 1,845 mm with a 3,236 mm wheelbase, it is billed as China's largest production NEV SUV.

Powertrain: It is the first Harmony Intelligent Mobility model with a 2.0T range-extender plus tri-motor setup, delivering over 900 hp combined, on an 800V architecture with a 75 kWh battery, 420 km WLTC electric range, and 300 km regained in a 10-minute charge.
Chassis: 800V fully-active suspension, dual-chamber air suspension, rear-wheel steering (±8°), and a 5.1 m turning radius. Four-, five- and six-seat layouts, zero-gravity seats and a smart starry roof round out the flagship.

Source: ZOL (中关村在线) — https://m.zol.com.cn/article/12340347.html

Refreshed AITO M8 Files at MIIT: EREV and BEV, 3,105 mm Wheelbase

Four refreshed AITO M8 variants were filed in MIIT's 410th batch: two EREV (1.5T range-extender, 115 kW net) and two BEV, with LFP or NMC battery options and 5/6-seat layouts. Dimensions are 5,190 × 1,999 × 1,795 mm with a 3,105 mm wheelbase.

Efficiency: EREV WLTC fuel consumption is as low as 0.16 L/100 km; CLTC electric range is expected above 200 km with combined range over 1,000 km. The 227 kW drive motor is shared, and rear-wheel steering is expected to trickle down from the M9.
Track record: The current M8 has sold 180,000+ units as a 400k-class benchmark. Purchase benefits of up to RMB 66,000 are available through Aug 31.

Source: NetEase (网易) — https://www.163.com/dy/article/L44AVRM20556690T.html

Nine Ministries Back NEV-to-Countryside Push, Rural Charging Expansion

On Aug 18, nine ministries — including Commerce, the NDRC and Finance — issued guidelines to energize county-level consumption, explicitly supporting new-energy vehicles, green smart products and green building materials going to the countryside, and expanding rural charging infrastructure coverage.

Why it matters: The measures address the "charging anxiety" that limits A0- and compact-class EV adoption in lower-tier markets (models like the BYD Dolphin and Wuling Bingo benefit most).
Supporting levers: Easier county-level store approvals, consumer-loan interest subsidies, and logistics support for parts distribution — all aimed at extending sales and service networks from county seats into key townships.

Source: NetEase (网易) — https://www.163.com/dy/article/L4KMBL5105568W0A.html

EV Battery Charging Habits: The 20–80% Rule, LFP vs NMC, and How to Make Your Battery Last

Michael Su — Tue, 18 Aug 2026 12:16:35 +0000

One of the most common questions from new electric-vehicle (EV) owners is also one of the most misunderstood: how should I charge to keep my battery healthy? The answer depends on your battery chemistry, your climate, and how you drive. This guide covers the real-world habits that extend battery life — and the myths worth ignoring.

Why Batteries Degrade (the Short Version)

Modern EVs use lithium-ion cells, and all lithium-ion degrades over time. Three things accelerate wear the most:

Sustained high state-of-charge (SoC) — leaving the pack near 100% for long periods stresses the cells.
Heat — both ambient heat and the heat generated by fast charging.
Frequent DC fast charging — convenient, but harder on the pack than slow AC charging.

The good news: today's battery management systems (BMS) do most of the protection for you. Your habits mainly fine-tune the result.

The "20–80%" Rule — and When to Ignore It

The popular advice to keep an EV between 20% and 80% is solid for NMC and NCA (nickel-based) batteries, which power most long-range EVs (Tesla Long Range/Performance, Hyundai, Kia, Ford, most legacy brands). Charging to 80% daily, rather than 100%, noticeably slows long-term degradation.

But LFP (lithium iron phosphate) batteries are different. LFP cells tolerate high SoC extremely well and barely degrade when charged to full. Tesla, BYD, and others explicitly recommend charging LFP packs to 100% at least weekly — partly to keep the battery's state-of-charge calibration accurate. If your car has an LFP pack (common in standard-range Teslas and most BYD models), charge to 100% freely.

Quick check: unsure of your chemistry? Look in your infotainment "charging limit" settings or owner's app. Many LFP cars default the daily limit to 100% and warn you to charge fully weekly.

Practical Daily Habits

Charge at home on AC overnight when you can. Slow AC charging is the gentlest on the pack and, in many regions, the cheapest (off-peak rates).
Set a daily limit, not a habit of full charges. For NMC/NCA, set your home charge limit to ~80–90% and only go to 100% right before a long trip.
Precondition before fast charging in cold weather. Most EVs let you heat the battery en route to a DC charger, which protects the pack and speeds charging.
Avoid parking at 100% in extreme heat. If you must charge fully, try to leave soon after, rather than sitting at 100% in a hot lot.
Don't fear occasional fast charging. Using a DC charger now and then does not "ruin" your battery — it's chronic, exclusive reliance that adds wear.

Region & Standards Notes

Charging hardware and habits vary by market, so adapt accordingly:

United States: Home charging is typically J1772 (AC) or NACS (Tesla); public DC is CCS1 or NACS (Supercharger network, now open to many non-Tesla brands). Check utility off-peak or EV-specific tariffs — overnight charging is often half the daytime rate.
European Union: AC uses Type 2 (Mennekes), commonly 3-phase; public DC is CCS2 (Ionity, Fastned, regional operators). Many homes have 3-phase power, enabling faster AC charging than in the US.
China: The GB/T standard (GB/T 20234) covers both AC and DC; the public fast-charging network is exceptionally dense. Home charging is increasingly common in newer residential developments.

(Standards above reflect the mainstream configurations as of 2026; always confirm your specific model's port type.)

What About Warranties?

Most EV batteries are warrantied for 8 years / 100,000–120,000 miles in the US (often longer in km terms in the EU and China), typically covering degradation below ~70% capacity. Real-world data from fleet studies shows most modern EVs retain well over 80–90% capacity after 100,000+ miles when charged reasonably — so the "20–80% + occasional fast charge" approach is more about maximizing resale value than avoiding early failure.

Bottom Line

NMC/NCA owners: daily cap ~80%, save 100% for trips.
LFP owners: charge to 100% freely, at least weekly.
Everyone: prefer home AC, precondition in cold, and don't sweat the occasional fast charge.

Get these basics right and your EV battery will likely outlast the car's other components.

Sources:

Recurrent — real-world EV battery health and degradation data
Geotab — "EV Battery Degradation" longitudinal study
Tesla Owner's Manual — LFP 100% charge recommendation
NREL — electric vehicle charging and battery research

Range-Extender EVs Explained: How EREVs Work, How They Differ from PHEVs and BEVs, and Why They're Booming in China

Michael Su — Tue, 18 Aug 2026 12:10:33 +0000

Range-extended electric vehicles (EREVs, also called range-extender EVs or series plug-in hybrids) are one of the fastest-growing electrified powertrains in 2026 — yet they're still widely confused with conventional plug-in hybrids. This guide breaks down exactly how an EREV works, where it sits between a battery-electric vehicle (BEV) and a plug-in hybrid (PHEV), and why Chinese brands like Li Auto, AITO, Leapmotor, Deepal, and now Xiaomi have made the technology a volume phenomenon.

What Is a Range-Extended EV (EREV)?

An EREV is a series hybrid. The wheels are always driven by an electric motor. A small internal-combustion engine (ICE) is bolted to the chassis, but it has no mechanical connection to the wheels — it only spins a generator to make electricity. That generator is the "range extender."

Think of it as a battery-electric car that carries a built-in gasoline generator for when the battery runs low. In pure-electric mode, the engine is off and the car produces zero tailpipe emissions. When the battery is depleted, the engine fires up, burns fuel, and generates electricity to keep the motor turning — extending range without the range anxiety that still limits some BEV buyers.

How an EREV Works: The Operating Modes

Most EREVs run in a predictable cycle of modes:

Pure-electric mode (default): The battery powers the drive motor directly. The engine stays off. This is how the vast majority of daily driving happens — commuting, school runs, city errands — and it's the mode that delivers the "electric car" experience (instant torque, silence, no emissions).
Range-extension mode: When the battery state-of-charge drops below a threshold (often ~20–25%), the engine starts and acts purely as a generator. Electricity flows to the motor (and sometimes trickle-charges the battery). The engine runs at its most efficient speed, not the speed of the wheels.
Battery-buffer / blended mode: Some designs briefly use the battery alongside the generator during hard acceleration, but the engine still never drives the wheels directly.

Because the engine is decoupled from the wheels, engineers can run it in a narrow, efficient RPM band — which is why a modest ~1.0–1.5 L engine can comfortably sustain highway cruising in an EREV.

EREV vs PHEV vs BEV: The Key Differences

This is where most confusion lives. A PHEV (plug-in hybrid) is typically a parallel or blended hybrid: the engine can drive the wheels directly (often through a gearbox), and the electric motor assists. An EREV is a series hybrid: the engine cannot drive the wheels at all. A BEV has no engine whatsoever.

Attribute	BEV	EREV (series PHEV)	PHEV (parallel/blended)
Engine drives wheels?	No engine	No (generator only)	Yes (direct + assist)
Typical battery	50–100+ kWh	10–45 kWh	8–20 kWh
Electric-only range	200–500+ mi	~100–200 mi (160–320 km)	~20–40 mi (30–65 km)
Total range	Battery-limited	400–1,500 km	400–900 km
Tailpipe emissions (EV mode)	None	None	None
Best for	Home-charging, daily EV	No reliable charging + road trips	Short EV commute + occasional engine use

The practical takeaway: an EREV behaves like a BEV for everyday driving but eliminates charging dependence for long trips, while a PHEV is closer to an efficient gasoline car that can do short electric hops.

Why EREVs Are Exploding in China (2026)

China's EREV segment has grown from a niche to a major category. Industry reporting indicates EREV sales in China exceeded 1.8 million units in the first half of 2026, representing more than 12% of the country's new-energy-vehicle (NEV) market (figures are estimates compiled from multiple Chinese industry trackers; treat as approximate). Brands driving this include:

Li Auto — the category pioneer in China, built its entire lineup on EREV before adding BEVs.
AITO (Seres/Huawei) — the M7, M8, and M9 range-extenders are among the best-selling EREVs.
Leapmotor, Deepal (Changan), and now Xiaomi — all have added EREV variants to capture buyers who want electric driving without charging anxiety.

The appeal is straightforward: Chinese buyers in lower-tier cities often lack home or workplace charging, and public fast-charging is uneven outside major metro areas. An EREV delivers the quiet, smooth, low-running-cost electric experience for daily use while removing the "what if I can't charge" fear on intercity trips.

The Trade-Offs: Efficiency, Emissions, and Cost

EREVs are not free lunch. Key considerations:

Efficiency in range mode: Generating electricity, storing it, and powering a motor is less efficient than driving wheels directly. Expect roughly 15–20% energy loss when running on the generator versus an equivalent BEV on grid power — but often still competitive with, or better than, a comparable gasoline-only car on long trips.
Emissions in range mode: Once the battery is empty, an EREV emits from its engine like any hybrid. It is not a zero-emission vehicle on a long trip — only in EV mode.
Complexity & cost: You carry a battery and an engine and a generator, so EREVs can be heavier and more complex than either a pure BEV or a simple PHEV. That said, the smaller engine and simpler (single-speed) drivetrain often keep costs below a long-range BEV.

Region & Standards Notes

Electrified vehicles are regulated very differently by region, and EREVs sit in an awkward middle:

China: EREVs qualify as NEVs and benefit from purchase incentives and license-plate concessions in many cities; the GB/T charging standard is used. This favorable treatment is a major reason for the segment's boom.
United States: Most EREVs (e.g., the Chevrolet Volt historically) were counted as PHEVs for federal tax credits and EPA labeling. Charging uses NACS (Tesla) or CCS1; the "range extender" framing is rare in US marketing.
European Union: EREVs are typically classified as plug-in hybrids (PHEV) for CO₂ and incentive rules, using CCS2. Some EU proposals would tighten how PHEV emissions are measured, which could affect EREV incentives over time.

Buyers should check their local incentive rules — an EREV may or may not qualify the same way a BEV does.

Should You Buy an EREV?

An EREV is a strong fit if: you want a true electric driving feel for daily use, you don't have reliable home or work charging, and you regularly take longer trips where charging coverage is uncertain. If you do have home charging and mostly drive locally, a BEV will usually be cheaper to run. If you only ever do short trips and want the simplest package, a PHEV may suffice.

As of 2026, the EREV is no longer a curiosity — it's a mature, high-volume option that bridges the gap between pure EVs and traditional hybrids, and it's reshaping how the world thinks about "electric car."

Sources:

InsideEVs / Green Car Congress — EREV and plug-in hybrid technology explainers
* ievchina.com — "The EREV Revolution" 2026 China market analysis (sales estimates)*
McKinsey & Company — electrified powertrain outlook (PHEV vs EREV segmentation)
Wikipedia — "Range extender" and "Plug-in hybrid" technical references