BYD Seal U vs JAC Sehol E40X
The BYD Seal U leads on 10–80% charge. The JAC Sehol E40X leads on cargo space.
SUV
Comfort
1 of 2 versions
checked Sep 16, 2026 · byd.com
38/100#215 of 281 · Everyday
SUV
Version named in Chinese by the source
No US price yet
16/100#265 of 281 · Everyday
Who's ahead - and by how much?
BYD Seal UBYD Seal UJAC Sehol E40XJAC Sehol E40X
- Range
Different test cycles - not compared.
- 10–80% chargelower is better- best on this row3 min faster· 7%
- Cargo space- best on this row+3.4 cu ft· 22%
- Power- best on this row+50 kW· 45%
- Top speed- best on this row+16 mph· 17%
- Torque- best on this row+22 lb-ft· 10%
Every spec side by side
| Spec | BYD Seal U | JAC Sehol E40X |
|---|---|---|
| Range and efficiency | ||
| Range (WLTP) | no data | |
| Range (NEDC) | no data | |
| Efficiency lower is better | ||
| Battery | ||
| Charging | ||
| Fast-charge peak | no data | |
| 10–80% charge lower is better | - best on this row | |
| Full charge at 240 V lower is better | no data | |
| AC charging | no data | |
| DC port | no data | |
| Performance | ||
| 0–62 mph lower is better | ||
| Power | - best on this row | |
| Torque | - best on this row | |
| Top speed | - best on this row | |
| Drive | version not named | |
| Space and size | ||
| Cargo space | - best on this row | |
| Seats | ||
| Length | ||
| Width | ||
| Height | ||
| Wheelbase | ||
| Ground clearance | ||
| Weight | no data | |
| Battery and warranty | ||
| Battery warranty | ||
| Cell chemistry | ||
| Equipment | ||
| Heat pump | no data | |
| Vehicle-to-load (V2L) | no data | |
Which one suits you?
Pick the BYD Seal U if
Pick the JAC Sehol E40X if
Score by category
out of 100
BYD Seal UJAC Sehol E40X
Range
57- Different test cycles - not compared.29Charging
101Performance
2923Practicality
6275
How much is each in the US?
Questions
Which goes further on a charge?
Range
- BYD Seal U
- 261 miWLTPcontested: sources disagree
- JAC Sehol E40X
- 261 miNEDC
- Ahead by
- Different tests
Which charges faster?
BYD Seal UBYD Seal U
10–80% charge
- Leader
- BYD Seal U
- BYD Seal U
- 42 min
- JAC Sehol E40X
- Ahead by
- 3 min
Which is quicker?
0–62 mph
- BYD Seal U
- 9.3 scontested: sources disagree
- JAC Sehol E40X
- 9.7 s
Where next
- JAC Sehol E40XFull specs, prices by trim, sourcesOpen card
Compare with others
BYD Seal U vs
Where the numbers come from
Checked May 20, 2026 · 21 sources
Every source link (31)
- https://www.byd.com/eu/electric-cars/seal-u.html
- https://www.byd.com/material/byd-site/pl/campaign/1502/Seal%20U-0226-BPS-PL-V1.pdf
- https://www.byd.com/eu/car/seal-u
- https://www.byd.com/material/byd-site/eu/pdfs/seal-u/Seal%20U-0225-BPS-EN-V5.pdf
- https://www.byd.com/eu/hybrid-cars/seal-u-dm-i
- https://www.byd.com/es-es/news-list/nuevo-byd-seal-u-un-suv-familiar-100-electrico-practico-espacioso-comodo-y-respetuoso-con-el-medio-ambiente
- https://media.byd.com/byd-expands-european-portfolio-with-new-byd-seal-u-practical-spacious-comfortable-family-oriented-and-eco-conscious-electric-suv/?lang=eng
- https://www.byd.com/content/dam/byd-site/hr/pdfs/seal-u/BYD_SEAL_U-0524-BPS-EN-V4-web.pdf
- https://www.byd.com/content/dam/byd-site/hu/pdfs/seal-u/BYD_SEAL_U_Leaflet_300724.pdf
- https://www.byd.com/de/konfiguration/seal-u
- https://www.byd.com/material/byd-site/nl/pdfs/pricelist_jan_2026/ev/Prijslijst%20BYD%20SEAL%20U%20EV%20per%2001-01-2026.pdf
- https://www.gas-junky.at/2024/10/04/byd-seal-u-im-praxistest-the-right-seal-for-u/
- https://www.topgear.com/car-reviews/byd/seal-u
- https://www.byd.lt/media/4rhlhtgq/seal-u.pdf
- https://www.parkers.co.uk/byd/seal-u/review/
- https://www.adac.de/rund-ums-fahrzeug/autokatalog/marken-modelle/byd/seal-u/1generation/329431/
- https://en.wikipedia.org/wiki/BYD_Song_Plus
- https://citywestcountry.co.uk/byd-seal-u-dm-i-charging-guide/
- https://yiwei.jac.com.cn/she40x/
- https://info.jac.com.cn/info/qtsx/20210729/2406.html
- https://carnewschina.com/2021/05/21/sehol-e40x-ev-launched-on-the-chinese-car-market/
- https://car.autohome.com.cn/config/spec/55894.html
- https://car.cnsuv.com/sihaoe40x/peizhi/
- https://www.jdches.com/auto/detail?id=27602
- http://auto.21cnev.com/790516/param.html
- https://www.pcauto.com.cn/gl/36383.html
- https://car.m.autohome.com.cn/config/spec/55894.html
- https://db.auto.sina.cn/car/57333/
- https://car.autohome.com.cn/price/series-5832.html
- https://jacelectricos.com.co/automovil/e40x/
- https://9de1d3817fbf60a7.en.made-in-china.com/product/CGsrQHTSXRkF/China-2024-China-JAC-Ox-Phev-120km-Sehol-Qx-Plug-in-Electric-Hybrid-Car.html