BYD Seal vs NIO ET7
The BYD Seal leads on cargo space. The NIO ET7 leads on battery warranty.
Sedan
2025 600 · name as listed in Chinese
1 of 6 versions
No US price yet
67/100#115 of 281 · Everyday
Sedan
NIO ET7 100 kWh (China)
1 of 2 versions
No US price yet
59/100#149 of 281 · Everyday
Who's ahead - and by how much?
BYD SealBYD SealET7NIO ET7
- Range (WLTP)version: AWD
A disputed figure or another version's - not compared.
- Cargo space- best on this row+1.3 cu ft· 10%
- Battery warranty- best on this row+2 years· 25%
- Top speed- best on this row+25 mph· 20%
- Torque- best on this row+133 lb-ft· 27%
Every spec side by side
| Spec | BYD Seal | NIO ET7 |
|---|---|---|
| Range and efficiency | ||
| Range (WLTP) | version: AWD | |
| Range (CLTC) | version not named | no data |
| Efficiency lower is better | version: 100 kWh Long Range Battery | |
| Battery | ||
| Charging | ||
| Fast-charge peak | version not named | |
| 10–80% charge lower is better | ||
| AC charging | version: Excellence-AWD | |
| DC port | ||
| Performance | ||
| 0–62 mph lower is better | version: four-wheel drive version | |
| Power | version: 150 kWh Ultralong Range Battery | |
| Torque | - best on this row | |
| Top speed | - best on this row | |
| Drive | version: four-wheel drive version | |
| Space and size | ||
| Cargo space | - best on this row | |
| Seats | ||
| Length | ||
| Width | ||
| Height | ||
| Wheelbase | ||
| Ground clearance | ||
| Weight | no data | version: 100 kWh - 5 Sitze |
| Battery and warranty | ||
| Battery warranty | - best on this row | |
| Cell chemistry | ||
| Equipment | ||
| Heat pump | version: Excellence-AWD | no data |
| Vehicle-to-load (V2L) | ||
Which one suits you?
Pick the BYD Seal if
Score by category
out of 100
BYD SealNIO ET7
Range
7990Charging
5328Performance
100100Practicality
5953
How much is each in the US?
No US prices yet for either car
US EV incentivesQuestions
Which goes further on a charge?
Range (WLTP)
- BYD Seal
- 323 miWLTPversion: AWDcontested: sources disagree
- NIO ET7
- WLTP
Which charges faster?
10–80% charge
- BYD Seal
- 25 / 42 mincontested: sources disagree
- NIO ET7
- 29 / 30 / 40 mincontested: sources disagree
Fast-charge peak
- BYD Seal
- 150 kWversion not named
- NIO ET7
Which is quicker?
0–62 mph
- BYD Seal
- 3.8 sversion: four-wheel drive version
- NIO ET7
Where next
- BYD SealFull specs, prices by trim, sourcesOpen card
Compare with others
BYD Seal vs
Where the numbers come from
Checked Oct 23, 2026 · 28 sources
Every source link (53)
- https://www.byd.com/content/dam/byd-site/america-public/flyer/seal-flyer-en-20230626.pdf
- https://www.miit.gov.cn/jgsj/zbys/wjfb/art/2024/art_fd72f646b64943309ecdbe6b8ec9156b.html
- https://www.byd.com/material/byd-site/eu/product/seal/BYD%20SEAL%20V4.pdf
- https://www.byd.com/uk/configurator/seal.html
- https://www.byd.com/eu/news-list/BYD_Presents_Strong_New_Energy_Vehicle_Line-Up_at_IAA_and_Premieres_the_SEAL_U_in_Europe
- https://www.miit.gov.cn/jgsj/zbys/wjfb/art/2022/art_96ae9db9f80e4260bf602a78b3d16cba.html
- https://www.byd.com/eu/news-list/BYD_SEAL_Dynamic_and_Intelligent.html
- https://www.byd.com/uk/electric-cars/seal
- https://www.byd.com/eu/electric-cars/seal
- https://www.byd.com/uk/configurator/seal
- https://www.byd.com/us/news-list/BYD-SEAL-arrives-in-Europe-Setting-the-Standard-in-Breakthrough-Technology-and-Stunning-Design
- http://m.xchuxing.com/series/760
- https://www.byd.com/cn/ocean-home/models/haibao/2025haibao
- https://carnewschina.com/2024/08/08/byd-2025-seal-launched-with-lidar-800v-platform-and-0-100-km-h-in-3-8s/
- https://paultan.org/2024/08/02/2025-byd-seal-adds-on-roof-mounted-lidar-sensor-new-exterior-colour-launches-in-china-on-august-8/
- https://www.autocar.co.uk/car-review/byd/seal
- https://prod2.byd.com/cn/ocean-home/models/haibao/2025haibao
- https://admin.solarauto.ge/uploads/byd_seal_2233903418.pdf
- https://www.evlook.com/habaoDM-i/peizhi
- https://soyacincau.com/2024/04/12/byd-seal-premium-dc-fast-charging-test-malaysia/
- https://db.m.auto.sohu.com/trim_176210
- https://evspecshub.com/byd-seal-awd-performance-2023-2024-full-specs-range-battery/
- https://www.autohaorong.com/blog/how-does-byd-seal-s-range-change-in-cold-weather-575612.html
- https://www.evspecshub.com/byd-seal-awd-performance-2023-2024-full-specs-range-battery/
- https://en.wikipedia.org/wiki/BYD_Seal
- https://www.youtube.com/watch?v=qksK7Qy9yz0
- https://www.nio.com/cdn-static/www/user-instructions/de_DE/ET7/index.html
- https://www.nio.com/de_DE/wltp-informationen
- https://www.nio.cn/vehicle/configuration/et7
- https://www.nio.com/de_DE/et7
- https://discodata.eea.europa.eu/sql?query=SELECT%20Mk%2C%20Cn%2C%20%5BEp%20(KW)%5D%2C%20%5BM%20(kg)%5D%2C%20%5BZ%20(Wh%2Fkm)%5D%2C%20Zr%2C%20SUM(R)%20AS%20registrations%20FROM%20%5BCO2Emission%5D.%5Blatest%5D.%5Bco2cars_2024Pv29%5D%20WHERE%20Ft%3D'electric'%20AND%20Mk%3D'NIO'%20AND%20Cn%3D'ET7'%20GROUP%20BY%20Mk%2C%20Cn%2C%20%5BEp%20(KW)%5D%2C%20%5BM%20(kg)%5D%2C%20%5BZ%20(Wh%2Fkm)%5D%2C%20Zr
- https://www.miit.gov.cn/jgsj/zbys/wjfb/art/2024/art_b1d6e07d8be2458bbba1155695d85c22.html
- https://www.nio.com/cdn-static/www/user-instructions/ET7/index.html
- https://www-cdn.eu.nio.com/officialsite/price_list/20230420/NL/NIO_ET7_NL_Prijslijst_202304.pdf
- https://www.nio.com/sv_SE/et7
- https://cdn-public.nio.com/www-nio-cn/user-instructions/ET7/index.html
- https://www.adac.de/rund-ums-fahrzeug/autokatalog/marken-modelle/nio/nio-et7/
- https://www.euroncap.com/assessments/nio/et7/1007/
- https://www.nio.cn/configurator
- https://www.nio.cn/news/20240425001
- https://www.sec.gov/Archives/edgar/data/1736541/000110465921046834/nio-20201231x20f.htm
- https://www.nio.com/nl_NL/et7
- https://carnewschina.com/2025/08/29/nio-got-rid-of-75-kwh-battery-in-china-switching-to-100-kwh-pack-as-standard/
- https://www.nio.com/no_NO/et7
- https://www.xchuxing.com/article/49849
- https://www.heise.de/en/news/E-cars-in-winter-Who-comes-close-to-the-factory-specification-10261274.html
- https://www.nio.com/no_NO/news/et7
- https://www.electrifying.com/reviews/nio/et7/review
- https://www.nio.cn/et7
- https://car.autohome.com.cn/config/series/5264.html
- https://www.youtube.com/watch?v=ITPhS9d62do
- https://www.kfz-handbuch.de/nio/et7/1generation/6526b26c6c59d988918081?p=55
- https://en.wikipedia.org/wiki/Nio_ET7