Car comparison

Mercedes-Benz GLS (X167) · Facelift 2023 AMG GLS 63 V8vsXPENG G9 · Facelift 2025 Ultra Long Range 93.1 kWh

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

Mercedes-Benz GLS (X167) · Facelift 2023

AMG GLS 63 V8

612 hp3982 ccGasolineAWDAutomaticTurbochargedSUV2023-2026

XPENG G9 · Facelift 2025

Ultra Long Range 93.1 kWh

575 hpElectricAWDAutomaticSUV2025-present

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Mercedes-Benz GLS (X167) Facelift 2023 AMG GLS 63 V8

Quickest 0-100 km/h
4.2 s
Fastest top speed
260 km/h
162 mph Unrestricted
250 km/h
155 mph Restricted
Most powerful
612 hp
456 kW
Highest torque
850 Nm
627 lb-ft
Best performance score
81/100
Best economy score
71/100

XPENG G9 Facelift 2025 Ultra Long Range 93.1 kWh

Lightest
2,378 kg
5,243 lb
Best power-to-weight
242 hp/t
180 kW/t
4.1 kg/hp
Largest trunk
754 L
Best overall score
82/100
Best practicality score
92/100

Specification comparison

Specification comparison
Model	Mercedes-BenzGLS (X167)Facelift 2023AMG GLS 63 V8	XPENGG9Facelift 2025Ultra Long Range 93.1 kWh
Power	612hp456kW	575hp429kW
Torque	850Nm627lb-ft	695Nm513lb-ft
Curb weight	2,625kg5,787lb	2,378kg5,243lb
Gross weight	3,395kg7,485lb	-
Top speed	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Calculated	Unrestricted 210 km/h130 mph Restricted 200 km/h124 mph Calculated
To 99% top speed	57.3s99% target: 257 km/h / 160 mph Calculated	35.6s99% target: 208 km/h / 129 mph Calculated
0-100 km/h	4.2s	4.2s
0-200 km/h	15.2s Calculated	22.7s Calculated
0-60 mph	4.0s Calculated	4.0s Calculated
Fuel consumption	13.5L/100 km17.4mpg US20.9mpg UK	-
Quarter mile	12.3s Calculated	12.6s Calculated
Power-to-weight	233hp/t174kW/t106hp/1000 lb Calculated	242hp/t180kW/t110hp/1000 lb Calculated
Torque-to-weight	324Nm/t217lb-ft/ton Calculated	292Nm/t196lb-ft/ton Calculated
Estimated range	667km414mi Calculated	-
Displacement	3,982cc243cu in	-
Length	5,233mm206in	4,891mm193in
Width	2,030mm80in	1,937mm76in
Height	1,836mm72in	1,670mm66in
Wheelbase	3,135mm123in	2,998mm118in
Front track	1,705mm67in	-
Rear track	1,725mm68in	-
Ground clearance	250mm10in	-
Trunk volume	355L	754L
Max trunk volume	2,400L	1,795L
Doors	5	5
Seats	7	5
Fuel tank	90L	-

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Mercedes-BenzGLS (X167)Facelift 2023AMG GLS 63 V8	XPENGG9Facelift 2025Ultra Long Range 93.1 kWh
	Acceleration checkpoints
0-60 mph 0-97 km/h	4.0 s	4.0 s
0-100 km/h 0-62 mph	4.2 s	4.2 s
0-200 km/h 0-124 mph	15.2 s	22.7 s
Top speed	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Limited	Unrestricted 210 km/h130 mph Restricted 200 km/h124 mph Likely limited
	Drag race simulation
60 ft 18 m	2.0 s	2.0 s
330 ft 101 m	5.3 s	5.3 s
1/8 mile 201 m	8.0 s	8.1 s
1000 ft 305 m	10.4 s	10.5 s
1/4 mile 402 m	12.3 s	12.6 s
Trap speed 1/4 mile 402 m	184 km/h 114 mph	174 km/h 108 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
Vehicle	Value
Mercedes-BenzGLS (X167)Facelift 2023AMG GLS 63 V8	612 hp 456 kW
XPENGG9Facelift 2025Ultra Long Range 93.1 kWh	575 hp 429 kW

Mercedes-Benz GLS (X167) Facelift 2023 AMG GLS 63 V8 has 37 hp more than XPENG G9 Facelift 2025 Ultra Long Range 93.1 kWh.

The biggest power difference is between XPENG G9 Facelift 2025 Ultra Long Range 93.1 kWh and Mercedes-Benz GLS (X167) Facelift 2023 AMG GLS 63 V8: 37 hp (28 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
Vehicle	Value
Mercedes-BenzGLS (X167)Facelift 2023AMG GLS 63 V8	850 Nm 627 lb-ft
XPENGG9Facelift 2025Ultra Long Range 93.1 kWh	695 Nm 513 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
Vehicle	Value
Mercedes-BenzGLS (X167)Facelift 2023AMG GLS 63 V8	2,625 kg 5,787 lb
XPENGG9Facelift 2025Ultra Long Range 93.1 kWh	2,378 kg 5,243 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
Vehicle	Value
Mercedes-BenzGLS (X167)Facelift 2023AMG GLS 63 V8	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph
XPENGG9Facelift 2025Ultra Long Range 93.1 kWh	Unrestricted 210 km/h130 mph Restricted 200 km/h124 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
Vehicle	Value
Mercedes-BenzGLS (X167)Facelift 2023AMG GLS 63 V8	4.2 s
XPENGG9Facelift 2025Ultra Long Range 93.1 kWh	4.2 s

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
Vehicle	Value
Mercedes-BenzGLS (X167)Facelift 2023AMG GLS 63 V8	233 hp/t 174 kW/t 4.3 kg/hp
XPENGG9Facelift 2025Ultra Long Range 93.1 kWh	242 hp/t 180 kW/t 4.1 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
Mercedes-BenzGLS (X167)Facelift 2023AMG GLS 63 V8	612 hp 456 kW	4.2 s	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph
XPENGG9Facelift 2025Ultra Long Range 93.1 kWh	575 hp 429 kW	4.2 s	Unrestricted 210 km/h130 mph Restricted 200 km/h124 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

Mercedes-BenzGLS (X167)Facelift 2023AMG GLS 63 V8

Power	612 hp 456 kW
0-100 km/h	4.2 s
Top speed Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph

Doors/seats	5 doors 7 seats
Trunk	355 L 12.5 cu ft
Length	5,233 mm 206.0 in
Height	1,836 mm 72.3 in

XPENGG9Facelift 2025Ultra Long Range 93.1 kWh

Power	575 hp 429 kW
0-100 km/h	4.2 s
Top speed Unrestricted 210 km/h130 mph Restricted 200 km/h124 mph

Doors/seats	5 doors 5 seats
Trunk	754 L 26.6 cu ft
Length	4,891 mm 192.6 in
Height	1,670 mm 65.7 in

Detailed score breakdown

Vehicle

Mercedes-BenzGLS (X167)Facelift 2023AMG GLS 63 V8

XPENGG9Facelift 2025Ultra Long Range 93.1 kWh

Power

612 hp

456 kW

575 hp

429 kW

Torque

850 Nm

627 lb-ft

695 Nm

513 lb-ft

Acceleration

4.2 s

Top speed

Unrestricted

260 km/h162 mph

Restricted

250 km/h155 mph

Unrestricted

210 km/h130 mph

Restricted

200 km/h124 mph

Lightness

2,625 kg

5,787 lb

2,378 kg

5,243 lb

Fuel consumption

13.5 L/100 km

17.4 mpg US

20.9 mpg UK

Practicality

Doors/seats	5 doors 7 seats
Trunk	355 L 12.5 cu ft
Length	5,233 mm 206.0 in
Height	1,836 mm 72.3 in

Doors/seats	5 doors 5 seats
Trunk	754 L 26.6 cu ft
Length	4,891 mm 192.6 in
Height	1,670 mm 65.7 in

Range score

667 km

414 mi

Trunk score

355 L

12.5 cu ft

754 L

26.6 cu ft

Power-to-weight score

233 hp/t

174 kW/t

4.3 kg/hp

242 hp/t

180 kW/t

4.1 kg/hp

Overall

Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Average annual distanceDistance unitFuel price in your local currencyPrice unit

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
Vehicle	Mercedes-Benz GLS (X167) Facelift 2023 AMG GLS 63 V8
Consumption	13.5 L/100 km17.4 mpg US20.9 mpg UK
Cost / 100 km	23.63 LC100 km
Cost / 100 mi	38.02 LC100 mi
Annual fuel used	2,025 L535 US gal445 UK gal
Annual fuel cost	3,544 LC/year