BMW i4 vs BYD Seal
The BYD Seal leads on cargo space and top speed.
Sedan
2026 BMW i4 eDrive40 Gran Coupe (18 inch wheels)
1 of 19 versions
Maker's price (MSRP), US
checked Jun 1, 2021
72/100#30 of 87 · Everyday
Sedan
2025 600 · name as listed in Chinese
1 of 6 versions
No US price yet
70/100#149 of 421 · Everyday
Who's ahead - and by how much?
i4BMW i4BYD SealBYD Seal
- Range
Different test cycles - not compared.
- Cargo space- best on this row+4.1 cu ft· 41%
- Top speed- best on this row+31 mph· 26%
- Torque- best on this row+177 lb-ft· 56%
Every spec side by side
| Spec | BMW i4 | BYD Seal |
|---|---|---|
| Range and efficiency | ||
| Range (EPA) | no data | |
| Range (WLTP) | ||
| Range (CLTC) | no data | version not named |
| Efficiency lower is better | ||
| Battery | version: eDrive40 M Sport | |
| Charging | ||
| Fast-charge peak | version: eDrive40 Sport | |
| 10–80% charge lower is better | ||
| Full charge at 240 V lower is better | no data | |
| AC charging | version: Excellence-AWD | |
| DC port | no data | |
| Performance | ||
| 0–62 mph lower is better | ||
| 0–60 mph lower is better | no data | |
| Power | ||
| Torque | - best on this row | |
| Top speed | - best on this row | |
| Drive | ||
| Space and size | ||
| Cargo space | - best on this row | |
| Front trunk | version: BMW i4 eDrive40 Sport | no data |
| Seats | ||
| Length | ||
| Width | ||
| Height | ||
| Wheelbase | ||
| Ground clearance | ||
| Weight | version: BMW i4 eDrive40 Sport | no data |
| Battery and warranty | ||
| Battery warranty | ||
| Cell chemistry | ||
| Equipment | ||
| Heat pump | version: Excellence-AWD | |
| Vehicle-to-load (V2L) | no data | |
Which one suits you?
Pick the BMW i4 if
- Higher overall score (provisional)
- Stronger on range
Score by category
out of 100
BMW i4BYD Seal
Range
96- Different test cycles - not compared.79Charging
5861Performance
79100Practicality
4861
How much is each in the US?
BMW i4
Maker's price (MSRP), US
checked Jun 1, 2021 - Price checked Jun 1, 2021 - it may be out of date
press.bmwgroup.com- eDrive40
- $55,400
BYD Seal
No US price yet
Questions
Which goes further on a charge?
Range
- BMW i4
- 333 miEPA
- BYD Seal
- 323 miWLTPcontested: sources disagree
- Ahead by
- Different tests
Which charges faster?
10–80% charge
- BMW i4
- 31 mincontested: sources disagree
- BYD Seal
- 25 / 25.2 / 42 mincontested: sources disagree
Fast-charge peak
- BMW i4
- version: eDrive40 Sport
- BYD Seal
Which is quicker?
0–62 mph
- BMW i4
- 5.6 scontested: sources disagree
- BYD Seal
Where next
- BYD SealFull specs, prices by trim, sourcesOpen card
Compare with others
BMW i4 vs
Where the numbers come from
Checked Oct 23, 2026 · 45 sources
Every source link (111)
- https://www.bmw.co.uk/en/compare-bmw-models.html/i/G26E/I4PC/A/content.q
- https://www.press.bmwgroup.com/united-kingdom/article/detail/T0441347EN_GB/the-new-bmw-i4-and-the-new-bmw-4-series-gran-coup%C3%A9?language=en_GB
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48312
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48310
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46616
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=50188
- https://www.bmw.co.uk/en/all-models/m-models/i4-m50/bmw-i4-m60-xdrive-gran-coupe-technical-data.html
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46618
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=50187
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=45992
- 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'BMW'%20AND%20Cn%3D'I4%20EDRIVE%2040'%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.fueleconomy.gov/feg/Find.do?action=sbs&id=50191
- https://open.canada.ca/data/en/dataset/913f8940-036a-45f2-a5f2-19bde76c1252/resource/d96bb679-2e2e-4d91-b620-c319a7d4fe25
- https://www.bmw.co.uk/en/all-models/m-models/i4-m50/i4-m50-gran-coupe-2024-g26-bev-mp-technical-data.html/-bmw-i4-m50-xdrive.bmw
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48309
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48314
- https://open.canada.ca/data/dataset/98f1a129-f628-4ce4-b24d-6f16bf24dd64/resource/026e45b4-eb63-451f-b34f-d9308ea3a3d9/download/my2012-2026-battery-electric-vehicles.csv
- https://www.bmw.co.uk/en/compare-bmw-models.html/i/G26E/I4SE/A/content.q
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46916
- https://www.bmw.co.uk/en/compare-bmw-models.html/i/G26E/I4PB/A/content.q
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=45990
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=50193
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46918
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48311
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46917
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46921
- https://www.press.bmwgroup.com/usa/article/detail/T0334247EN_US/the-new-2022-bmw-i4-edrive40-and-i4-m50?language=en_US
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=50190
- https://carfueldata.vehicle-certification-agency.gov.uk/downloads/create_latest_data_csv.asp?id=6
- https://www.press.bmwgroup.com/global/article/detail/T0441229EN/the-new-bmw-i4-and-the-new-bmw-4-series-gran-coup%C3%A9?language=en
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46919
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48313
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=45132
- https://www.bmw.co.uk/en/compare-bmw-models.html/4/G26/I4SF/A/content.q
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=45134
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46617
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46920
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=50192
- https://www.bmw.co.uk/en/compare-bmw-models.html/i/G26E/I4MG/A/content.q
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=45991
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46922
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=45133
- https://www.bmw.co.uk/en/all-models/m-models/bmw-i4-m60/bmw-i4-m60-xdrive-gran-coupe-technical-data.html
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46915
- https://www.fueleconomy.gov/feg/epadata/vehicles.csv
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48308
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48315
- https://www.bmw.co.uk/en/all-models/4-series/gran-coupe/4-series-gran-coupe-2024-g26-technical-data.html
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=45131
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=50189
- https://www.bmw.ca/en/all-models/bmw-i/i4/bmw-i4-gran-coupe-technical-data.html
- https://www.press.bmwgroup.com/global/article/detail/T0333329EN/the-first-ever-bmw-i4?language=en
- https://www.press.bmwgroup/global/article/attachment/T0442767EN/617124
- https://theweeklydriver.com/reliability/batteries/bmw-i4-839/
- https://www.press.bmwgroup.com/india/article/attachment/T0394073EN/565932
- https://www.caradisiac.com/bmw-i4-edrive40-2021-equipements-seulement-deux-niveaux-de-finition-193580.htm
- https://www.bmw.de/de/neufahrzeuge/bmw-i/i4/bmw-i4-gran-coupe-technical-data.html
- https://www.press.bmwgroup.com/global/article/attachment/T0442767EN/617124
- https://assets.adac.de/image/upload/Autodatenbank/Autotest/at6230-bmw-i4-edrive40/bmw-i4-edrive40.pdf
- https://www.bmwofsterling.com/bmw-i4-charging-time.html
- https://www.autoexpress.co.uk/bmw/i4
- https://www.parkers.co.uk/bmw/i4/review/
- https://www.fueleconomy.gov/feg/noframes/50188.shtml
- https://www.caranddriver.com/bmw/i4/specs
- https://www.autozeitung.de/bmw-i4-test-201630.html
- https://www.adac.de/rund-ums-fahrzeug/autokatalog/marken-modelle/bmw/i4/i04-facelift/335676/
- https://insideevs.com/news/600092/bmw-i4-edrive40-range-test/
- https://bmwofnapavalley.com/2026-bmw-i4-electric-gran-coupe-in-northern-california
- https://www.bmw.ca/en/all-models/bmw-i/i4/bmw-i4-gran-coupe-technical-data.html/i4-edrive40-gran-coupe.bmw
- https://www.fueleconomy.gov/ws/rest/vehicle/50188
- https://www.drivingelectric.com/bmw/i4
- https://www.press.bmwgroup.com/bulgaria/article/attachment/T0334215BG/481294
- https://www.press.bmwgroup.com/latin-america-caribbean/article/attachment/T0334110EN/480999
- https://www.euroncap.com/assessments/bmw/i4/0958/
- https://static.nhtsa.gov/odi/tsbs/2024/MC-10252039-0001.pdf
- https://opendata.rdw.nl/resource/8ys7-d773.json?kenteken=GBD70L
- https://www.autoevolution.com/news/the-bmw-i4-m50-shines-in-a-new-zero-miles-of-range-test-196624.html
- https://en.wikipedia.org/wiki/BMW_i4
- 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
- https://www.dongchedi.com/auto/params-carIds-239133
- https://car.autohome.com.cn/config/spec/69394.html
- 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://chejiahao.m.autohome.com.cn/info/16231614
- https://prod2.byd.com/cn/ocean-home/models/haibao/2025haibao
- https://admin.solarauto.ge/uploads/byd_seal_2233903418.pdf
- https://bydautomotive.com.au/configurator/byd-seal
- https://car.autohome.com.cn/config/spec/69393.html
- https://www.yiche.com/zhai/2075057
- https://www.bydautomotive.com.au/brochures/BYD-SEAL-2025.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