BYD Great Tang EV (大唐) vs XPeng X9
The BYD Great Tang EV (大唐) leads on fast-charge peak. The XPeng X9 leads on cargo space.
SUV
2026 800KM · name as listed in Chinese
No US price yet
94/100#2 of 421 · Everyday
MPV
2026 X9 AWD Performance
1 of 3 versions
Malaysia · checked Oct 4, 2026 · xpeng.com.my
95/100#2 of 421 · Everyday
Who's ahead - and by how much?
Great Tang EV (大唐)BYD Great Tang EV (大唐)X9XPeng X9
- Range
Different test cycles - not compared.
- Fast-charge peak- best on this row+58 kW· 11%
- Cargo space- best on this row+9.1 cu ft· 55%
- Top speed- best on this row+25 mph· 20%
- Torque- best on this row+203 lb-ft· 75%
Every spec side by side
| Spec | BYD Great Tang EV (大唐) | XPeng X9 |
|---|---|---|
| Range and efficiency | ||
| Range (WLTP) | no data | |
| Range (CLTC) | no data | |
| Efficiency lower is better | ||
| Battery | ||
| Charging | ||
| Fast-charge peak | - best on this row | |
| 10–80% charge lower is better | no data | |
| 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 | ||
| Torque | - best on this row | |
| Top speed | - best on this row | |
| Drive | ||
| Space and size | ||
| Cargo space | - best on this row | |
| Front trunk | no data | |
| Seats | ||
| Length | ||
| Width | ||
| Height | ||
| Wheelbase | ||
| Ground clearance | no data | |
| Weight | no data | |
| Battery and warranty | ||
| Battery warranty | no data | |
| Cell chemistry | ||
| Equipment | ||
| Heat pump | ||
| Vehicle-to-load (V2L) | no data | |
Which one suits you?
Pick the BYD Great Tang EV (大唐) if
Pick the XPeng X9 if
Score by category
out of 100
BYD Great Tang EV (大唐)XPeng X9
Range
99- Different test cycles - not compared.91Charging
10098Performance
5175Practicality
79100
How much is each in the US?
Questions
Which goes further on a charge?
Range
- BYD Great Tang EV (大唐)
- CLTC
- XPeng X9
- 360 miWLTPcontested: sources disagree
- Ahead by
- Different tests
Which charges faster?
BYD Great Tang EV (大唐)Great Tang EV (大唐)
Fast-charge peak
- Leader
- BYD Great Tang EV (大唐)
- BYD Great Tang EV (大唐)
- XPeng X9
- 542 kW
- Ahead by
- 58 kW
Which is quicker?
0–62 mph
- BYD Great Tang EV (大唐)
- XPeng X9
- 5.9 / 7.8 scontested: sources disagree
Where next
- BYD Great Tang EV (大唐)Full specs, prices by trim, sourcesOpen card
Compare with others
BYD Great Tang EV (大唐) vs
- Lucid AirBYD Great Tang EV (大唐) scores 8 higher
- Score
- 86
- Price
- from $70,900
- Audi A6 e-tronBYD Great Tang EV (大唐) scores 14 higher
- Score
- 80
- Price
- from $66,700
- Lucid GravityBYD Great Tang EV (大唐) scores 6 higher
- Score
- 88
- Price
- from $79,900
- BMW iX3 (Neue Klasse)BYD Great Tang EV (大唐) scores 9 higher
- Score
- 85
- Price
- from $61,500
Where the numbers come from
Checked Sep 16, 2026 · 23 sources
Every source link (31)
- https://www.miit.gov.cn/jgsj/zbys/wjfb/art/2026/art_ed2732ebb5c840938668d0832ded5631.html
- https://www.byd.com/cn/dynasty-home/models/tang/da-tang-ev
- https://chejiahao.m.autohome.com.cn/info/25977796
- https://car.m.autohome.com.cn/config/spec/76830.html
- https://car.autohome.com.cn/config/spec/76830.html
- https://db.auto.sohu.com/model_7833/config
- https://www.evlook.com/datang/peizhi
- https://auto.sina.cn/newcar/2026-06-17/detail-inictnut2756821.d.html?vt=4&pos=108&his=0
- https://xpeng.com.hk/x9-spec
- https://www.xpeng.com.my/specification/XPeng-X9-Specification.pdf
- https://www.miit.gov.cn/jgsj/zbys/wjfb/art/2025/art_5d4f15cda9a344e1b628b29d26bca31c.html
- https://www.xpeng.com/fi/media/ywolxles/xpeng_x9_hinnasto_18032026.pdf
- https://www.xpeng.com/fi/mallisto/xpeng/x9/
- https://xpeng.com.hk/sc/xpeng-x9
- https://soyacincau.com/2026/06/09/xpeng-x9-2026-facelift-malaysia-specs-price/
- https://www.prnewswire.com/news-releases/xpeng-x9-tops-range-and-charging-performance-in-worlds-largest-ev-test-302798898.html
- https://www.techradar.com/vehicle-tech/dash-cams/worried-about-winter-ev-range-loss-brutal-test-reveals-the-10-hardiest-models-you-can-buy-and-tesla-only-just-made-the-list
- https://xpeng.com.my/specification/XPeng-New_X9-Specification.pdf
- https://www.xpeng.com.my/pricelist/XPENG_New_X9_Price.pdf
- https://cnevpost.com/2025/11/20/xpeng-launches-x9-erev/
- https://www.xpeng.com/gb
- https://carnewschina.com/2025/04/15/xpeng-officially-launches-2025-x9-electric-mpv-globally-starting-at-49900-usd/
- https://s-cdn.xpeng.com/commoncms/prod/2026-05-13/7559d7aa0dd245f0938dc87140c5f225.pdf?name=AT-Specs
- https://paultan.org/research/compare/xpeng-x9/2wd-long-range-2026-vs-awd-performance-2026/
- https://interestingengineering.com/photo-story/xpeng-launches-2025-x9
- https://elbilradar.com/modell/xpeng_x9/
- https://xpeng.com.hk/tc/x9-spec
- https://carnewschina.com/2024/09/06/xpeng-x9-electric-minivan-scored-five-stars-in-c-ncap-crash-test/
- https://www.carsales.com.au/editorial/details/xpeng-x9-awd-performance-2026-review-152763/?isModal=true
- https://en.wikipedia.org/wiki/XPeng_X9
- https://www.evchina.co/guides/xpeng-x9-complete-guide