BYD Seal U vs M-Hero 917
The M-Hero 917 leads on cargo space and power.
SUV
Comfort
1 of 2 versions
checked Sep 16, 2026 · byd.com
49/100#261 of 421 · Everyday
SUV
M-HERO I 917 BEV (electric)
No US price yet
45/100#296 of 421 · Everyday
Who's ahead - and by how much?
BYD Seal UBYD Seal UM-Hero 917M-Hero 917
- Range
Different test cycles - not compared.
- Cargo space- best on this row+1 cu ft· 6%
- Power- best on this row+640 kW· 400%
- Battery warranty- best on this row+2 years· 25%
- Top speed- best on this row+12 mph· 11%
- Torque- best on this row+804 lb-ft· 352%
Every spec side by side
| Spec | BYD Seal U | M-Hero 917 |
|---|---|---|
| Range and efficiency | ||
| Range (WLTP) | no data | |
| Range (CLTC) | no data | |
| Efficiency lower is better | ||
| Battery | ||
| Charging | ||
| Fast-charge peak | version not named | |
| 10–80% charge lower is better | no data | |
| Full charge at 240 V lower is better | no data | |
| AC charging | ||
| 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 | ||
| Space and size | ||
| Cargo space | - best on this row | |
| Seats | ||
| Length | ||
| Width | ||
| Height | ||
| Wheelbase | ||
| Ground clearance | ||
| Weight | no data | |
| Battery and warranty | ||
| Battery warranty | - best on this row | |
| Cell chemistry | ||
| Equipment | ||
| Heat pump | ||
| Vehicle-to-load (V2L) | ||
Which one suits you?
Pick the BYD Seal U if
- Higher overall score (provisional)
- Stronger on charging
Score by category
out of 100
BYD Seal UM-Hero 917
Range
57- Different test cycles - not compared.56Charging
190Performance
3197Practicality
6467
How much is each in the US?
Questions
Which goes further on a charge?
Range
- BYD Seal U
- 261 miWLTPcontested: sources disagree
- M-Hero 917
- CLTC
- Ahead by
- Different tests
Which charges faster?
Fast-charge peak
- BYD Seal U
- 115 kW
- M-Hero 917
- 100 kWversion not named
Which is quicker?
0–62 mph
- BYD Seal U
- 9.3 scontested: sources disagree
- M-Hero 917
- 4.2 scontested: sources disagree
Where next
Compare with others
BYD Seal U vs
Where the numbers come from
Checked May 19, 2026 · 28 sources
Every source link (42)
- 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://byd.lt/media/otyfz0ka/seal-u.pdf
- 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://m-hero.eu/
- https://m-hero.eu/m-hero-917
- https://dongfengmotorsph.com/vehicles/m-hero/
- https://www.heise.de/tests/Elektro-Gelaendeauto-Dongfeng-M-Hero-1-mit-142-kWh-im-Fahrbericht-9683400.html
- https://car.autohome.com.cn/config/spec/73741.html
- https://detail.zol.com.cn/2153/2153690/param.shtml
- https://yjsc.m-hero.com/jssj_page20.html
- https://ellaithy.com.eg/en/new-cars/m-hero-1-917-2026-signature/
- https://yjsc.m-hero.com/clsy_page40.html
- https://observauto.com/2026/05/04/m-hero-917-hibrido-colombia/
- https://www.evboost.com.ua/en/cars/m-hero-917?variant=590
- https://www.mhero.ch/specifications
- https://carnewschina.com/2024/09/23/dongfengs-m-hero-917-dragon-armor-edition-off-road-suv-launches-on-september-24/
- https://www.tipcars.pl/dongfeng-ostatni/terenowe/elektro/dongfeng-m-hero-917-bev-12957075.html
- https://db.auto.sina.cn/6525/peizhi/
- https://www.automoto.it/catalogo/mhero/i/i-917-1427kwh/191572
- https://www.m-hero.eu/m-hero-917
- https://www.ynetnews.com/business/article/r1qk6m9zjl
- https://mherokwt.com/en-us/models/mhero-1-specifications
- https://car.m.autohome.com.cn/config/spec/61005.html
- https://carlifebydani.com/publications/mhero-917-luksozen-vsedehod/
- https://elektroman.pro/uslugi/tekhnicheskoe-obsluzhivanie/planovoe-to/voyah/m-hero/
- https://en.wikipedia.org/wiki/M-Hero_917