Mercedes-Benz EQS vs Xiaomi SU7 Ultra: Which EV is better?
Head-to-head: Mercedes-Benz EQS 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.
Our verdict
Xiaomi SU7 Ultra wins this head-to-head
It wins 5 of 8 categories compared below, with a margin of 3 category wins.
The numbers that matter
Real, comparable stats from our database. The green value wins each category.
| Specification | EQS | SU7 Ultra |
|---|---|---|
| Range EQS wins | 780 km | 630 km |
| Battery EQS wins | 118 kWh | 93.7 kWh |
| Efficiency SU7 Ultra wins | 16.7 kWh/100km | 16.4 kWh/100km |
| 0-100 km/h SU7 Ultra wins | 6.2 s | 1.98 s |
| Fast charge 10-80% SU7 Ultra wins | ~30 min | ~25 min |
| Seats tie | 5 | 5 |
| Price SU7 Ultra wins | $105,000 | $82,400 |
| Rating SU7 Ultra wins | 4.5 / 5 | 4.8 / 5 |
| Est. running cost / yr | $376/yr | $369/yr |
View the full specification sheet
| Specification | EQS | SU7 Ultra |
|---|---|---|
| Battery | 118 kWh | 93.7 kWh |
| Range | 780 km (WLTP) | 630 km (CLTC) |
| Top speed | 210 km/h | 350 km/h |
| Power | RWD · 328 hp | Tri-motor AWD · 1,548 hp |
| 0-100 km/h | 6.2 s | 1.98 s |
| Charging (10-80%) | ~30 min (200kW) | ~25 min (800V) |
| Drive | RWD | Tri-motor AWD |
| Efficiency | 16.7 kWh/100 km | 16.4 kWh/100 km |
| Seats | 5 | 5 |
| Cargo | 610 L | 480 L |
Mercedes-Benz EQS
Pros
- Enormous range
- Hyperscreen wow factor
- First-class comfort
- Superb efficiency for its size
Cons
- Very expensive
- Rear seat not as limousine-like
- Slightly detached steering
- Huge
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 Xiaomi SU7 Ultra really better than Mercedes-Benz EQS?
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, Mercedes-Benz EQS or Xiaomi SU7 Ultra?
780 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 $376/yr for the Mercedes-Benz EQS 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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