Kia EV9 vs Xiaomi SU7 Ultra: Which EV is better?
Head-to-head: Kia EV9 vs Xiaomi SU7 Ultra. Compare real range, efficiency, charging time, price, rating and running costs to find the best electric vehicle for you in 2026.
The numbers that matter
Real, comparable stats from our database. The green value wins each category.
| Specification | EV9 | SU7 Ultra |
|---|---|---|
| Range SU7 Ultra wins | 489 km | 630 km |
| Battery EV9 wins | 99.8 kWh | 93.7 kWh |
| Efficiency SU7 Ultra wins | 19.4 kWh/100km | 16.4 kWh/100km |
| 0-100 km/h SU7 Ultra wins | 5.3 s | 1.98 s |
| Fast charge 10-80% EV9 wins | ~24 min | ~25 min |
| Seats EV9 wins | 7 | 5 |
| Price EV9 wins | $55,000 | $82,400 |
| Rating SU7 Ultra wins | 4.5 / 5 | 4.8 / 5 |
| Est. running cost / yr | $437/yr | $369/yr |
View the full specification sheet
| Specification | EV9 | SU7 Ultra |
|---|---|---|
| Battery | 99.8 kWh | 93.7 kWh |
| Range | 304 mi (EPA) | 630 km (CLTC) |
| Top speed | 118 mph | 350 km/h |
| Power | AWD · 379 hp | Tri-motor AWD · 1,548 hp |
| 0-60 mph | 5.3 s | — |
| Charging (10-80%) | ~24 min (350kW) | ~25 min (800V) |
| Drive | Dual motor AWD | Tri-motor AWD |
| Efficiency | 3.2 mi/kWh | 16.4 kWh/100 km |
| Seats | 7 | 5 |
| Cargo | 82 cu ft | 480 L |
| V2L | Yes | — |
| 0-100 km/h | — | 1.98 s |
Kia EV9
Pros
- Bold design
- 7 real seats
- Ultra-fast charging
- Luxury lounge interior
Cons
- Expensive
- Not super efficient
- Base is RWD only
- Third row for kids mostly
Xiaomi SU7 Ultra
Pros
- Ridiculous performance
- Track-ready hardware
- Practical cabin
- Very fast charging
Cons
- Very expensive
- Tri-motor drains power
- Young brand
- Tight rear headroom
Frequently asked questions
Is the really better than Kia EV9?
Our verdict is based on real specs: range, battery, efficiency, acceleration, charging speed, seats, price and rating. The winner wins the majority of those categories, but the right choice depends on your budget, driving style and priorities.
Which has more range, Kia EV9 or Xiaomi SU7 Ultra?
489 km vs 630 km respectively, before factoring in weather and driving conditions.
Which is cheaper to run?
Based on official efficiency and a typical $0.15/kWh tariff at 15,000 km per year, running costs are estimated at $437/yr for the Kia EV9 and $369/yr for the Xiaomi SU7 Ultra.
Should I compare more models?
Yes - add both models to our interactive comparator to see every spec side by side, or use the Which EV quiz to find more models that fit your budget and lifestyle.
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Not sure which one is right for you?
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