Kia EV9
GT 99.8 kWh
508 hpElectricAWDAutomaticSUV2025-present
Car comparison
Kia EV9 GT 99.8 kWhvsMercedes-Benz EQS SUV (X296) EQS 580 125 kWh
Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.
New comparisonVS
Mercedes-Benz EQS SUV (X296)
EQS 580 125 kWh
544 hpElectricAWDAutomaticSUV2023-present
Comparison overview
Use the estimates as comparison hints and verify exact figures before making decisions.
Best choices
Kia EV9 GT 99.8 kWh
- Quickest 0-100 km/h4.6 s
- Fastest top speed230 km/h143 mph Unrestricted220 km/h137 mph Restricted
- Lightest2,674 kg5,895 lb
- Largest trunk828 L
- Best overall score83/100
- Best performance score78/100
- Best economy score0/100
- Best practicality score93/100
Mercedes-Benz EQS SUV (X296) EQS 580 125 kWh
- Most powerful544 hp406 kW
- Highest torque858 Nm633 lb-ft
- Best power-to-weight196 hp/t146 kW/t5.1 kg/hp
Specification comparison
| Model | KiaEV9GT 99.8 kWh | Mercedes-BenzEQS SUV (X296)EQS 580 125 kWh |
|---|---|---|
| Power | 508hp379kW | 544hp406kW |
| Torque | 740Nm546lb-ft | 858Nm633lb-ft |
| Curb weight | 2,674kg5,895lb | 2,770kg6,107lb |
| Gross weight | 3,190kg7,033lb | 3,410kg7,518lb |
| Top speed | Unrestricted 230 km/h143 mph Restricted 220 km/h137 mph Calculated | Unrestricted 220 km/h137 mph Restricted 210 km/h130 mph Calculated |
| To 99% top speed | 52.3s99% target: 228 km/h / 141 mph Calculated | 49.2s99% target: 218 km/h / 135 mph Calculated |
| 0-100 km/h | 4.6s | 4.7s |
| 0-200 km/h | 20.2s Calculated | 23.1s Calculated |
| 0-60 mph | 4.4s Calculated | 4.5s Calculated |
| Quarter mile | 12.9s Calculated | 13.1s Calculated |
| Power-to-weight | 190hp/t142kW/t86hp/1000 lb Calculated | 196hp/t146kW/t89hp/1000 lb Calculated |
| Torque-to-weight | 277Nm/t185lb-ft/ton Calculated | 310Nm/t207lb-ft/ton Calculated |
| Length | 5,015mm197in | 5,125mm202in |
| Width | 1,980mm78in | 1,959mm77in |
| Height | 1,755mm69in | 1,718mm68in |
| Wheelbase | 3,100mm122in | 3,210mm126in |
| Front track | 1,692mm67in | 1,668mm66in |
| Rear track | 1,703mm67in | 1,681mm66in |
| Ground clearance | 177mm7in | 222mm9in |
| Trunk volume | 828L | 565L |
| Max trunk volume | 2,393L | 2,100L |
| Doors | 5 | 5 |
| Seats | 6 | 5 |
Performance charts
Use the estimates as comparison hints and verify exact figures before making decisions.
Acceleration curve
Estimated speed over time for selected vehicles.
| Metric | KiaEV9GT 99.8 kWh | Mercedes-BenzEQS SUV (X296)EQS 580 125 kWh |
|---|---|---|
| Acceleration checkpoints | ||
0-60 mph 0-97 km/h | 4.4 s | 4.5 s |
0-100 km/h 0-62 mph | 4.6 s | 4.7 s |
0-200 km/h 0-124 mph | 20.2 s | 23.1 s |
| Top speed | Unrestricted 230 km/h143 mph Restricted 220 km/h137 mph Likely limited | Unrestricted 220 km/h137 mph Restricted 210 km/h130 mph Limited |
| Drag race simulation | ||
60 ft 18 m | 2.0 s | 2.1 s |
330 ft 101 m | 5.5 s | 5.5 s |
1/8 mile 201 m | 8.3 s | 8.4 s |
1000 ft 305 m | 10.8 s | 10.9 s |
1/4 mile 402 m | 12.9 s | 13.1 s |
Trap speed 1/4 mile 402 m | 172 km/h 107 mph | 169 km/h 105 mph |
Power comparison
Bar comparison chart for Power. Higher is better · hp / kW
| Vehicle | Value |
|---|---|
| KiaEV9GT 99.8 kWh | 508 hp 379 kW |
| Mercedes-BenzEQS SUV (X296)EQS 580 125 kWh | 544 hp 406 kW |
Mercedes-Benz EQS SUV (X296) EQS 580 125 kWh has 36 hp more than Kia EV9 GT 99.8 kWh.
The biggest power difference is between Kia EV9 GT 99.8 kWh and Mercedes-Benz EQS SUV (X296) EQS 580 125 kWh: 36 hp (27 kW).
Torque comparison
Bar comparison chart for Torque. Higher is better · Nm / lb-ft
| Vehicle | Value |
|---|---|
| KiaEV9GT 99.8 kWh | 740 Nm 546 lb-ft |
| Mercedes-BenzEQS SUV (X296)EQS 580 125 kWh | 858 Nm 633 lb-ft |
Curb weight comparison
Bar comparison chart for Curb weight. Lower is better · kg / lb
| Vehicle | Value |
|---|---|
| KiaEV9GT 99.8 kWh | 2,674 kg 5,895 lb |
| Mercedes-BenzEQS SUV (X296)EQS 580 125 kWh | 2,770 kg 6,107 lb |
Top speed without limiter comparison
Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph
| Vehicle | Value |
|---|---|
| KiaEV9GT 99.8 kWh | Unrestricted 230 km/h143 mph Restricted 220 km/h137 mph |
| Mercedes-BenzEQS SUV (X296)EQS 580 125 kWh | Unrestricted 220 km/h137 mph Restricted 210 km/h130 mph |
0-100 km/h comparison
Bar comparison chart for 0-100 km/h. Lower is better · seconds
| Vehicle | Value |
|---|---|
| KiaEV9GT 99.8 kWh | 4.6 s |
| Mercedes-BenzEQS SUV (X296)EQS 580 125 kWh | 4.7 s |
Although Mercedes-Benz EQS SUV (X296) EQS 580 125 kWh has more power, Kia EV9 GT 99.8 kWh is quicker from 0-100 km/h.
The biggest 0-100 km/h difference is between Kia EV9 GT 99.8 kWh and Mercedes-Benz EQS SUV (X296) EQS 580 125 kWh: 0.1 s.
Power-to-weight comparison
Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t
| Vehicle | Value |
|---|---|
| KiaEV9GT 99.8 kWh | 190 hp/t 142 kW/t 5.3 kg/hp |
| Mercedes-BenzEQS SUV (X296)EQS 580 125 kWh | 196 hp/t 146 kW/t 5.1 kg/hp |
Performance spider chart
Radar chart comparing normalized performance and fuel-consumption scores.
| Vehicle | Power | Acceleration | Top speed |
|---|---|---|---|
| KiaEV9GT 99.8 kWh | 508 hp 379 kW | 4.6 s | Unrestricted 230 km/h143 mph Restricted 220 km/h137 mph |
| Mercedes-BenzEQS SUV (X296)EQS 580 125 kWh | 544 hp 406 kW | 4.7 s | Unrestricted 220 km/h137 mph Restricted 210 km/h130 mph |
Most attractive quadrant
Scatter chart with performance score on the X axis and practicality score on the Y axis.
| Vehicle | Performance score | Practicality score | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| KiaEV9GT 99.8 kWh |
|
| ||||||||||||||
| Mercedes-BenzEQS SUV (X296)EQS 580 125 kWh |
|
| ||||||||||||||
Detailed score breakdown
| Vehicle | KiaEV9GT 99.8 kWh | Mercedes-BenzEQS SUV (X296)EQS 580 125 kWh | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Power | 508 hp 379 kW | 544 hp 406 kW | ||||||||||||||||
| Torque | 740 Nm 546 lb-ft | 858 Nm 633 lb-ft | ||||||||||||||||
| Acceleration | 4.6 s | 4.7 s | ||||||||||||||||
| Top speed | Unrestricted 230 km/h143 mph Restricted 220 km/h137 mph | Unrestricted 220 km/h137 mph Restricted 210 km/h130 mph | ||||||||||||||||
| Lightness | 2,674 kg 5,895 lb | 2,770 kg 6,107 lb | ||||||||||||||||
| Practicality |
|
| ||||||||||||||||
| Trunk score | 828 L 29.2 cu ft | 565 L 20.0 cu ft | ||||||||||||||||
| Power-to-weight score | 190 hp/t 142 kW/t 5.3 kg/hp | 196 hp/t 146 kW/t 5.1 kg/hp | ||||||||||||||||
| Overall | Fixed score | Fixed score |
Head-to-head comparisons
Kia EV9 GT 99.8 kWh
- Is 96 kg lighter
- Is 0.1 s quicker from 0-100 km/h
- Has 10 km/h (6 mph) higher top speed
- Has 263 L more trunk volume
Pros
- Quickest 0-100 km/h in this comparison
- Highest top speed
- Lightest
- Largest trunk
Cons
- Lowest power
Mercedes-Benz EQS SUV (X296) EQS 580 125 kWh
- Has 36 hp more
- Has 118 Nm more
- Has 6 hp/t better power-to-weight
Pros
- Most powerful
- Highest torque
- Best power-to-weight ratio
Cons
- Slowest 0-100 km/h
- Heaviest
- Lowest top speed
- Smallest trunk
Choose cars to compare
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Model
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Engine or modification
Kia EV9 GT 99.8 kWh
Mercedes-Benz EQS SUV (X296) EQS 580 125 kWh
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