Car comparison

Tesla Model X · Facelift 2021 Long Range 100 kWhvsMercedes-Benz GLS (X167) AMG GLS 63 V8

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

New comparison

Tesla Model X · Facelift 2021

Long Range 100 kWh

670 hpElectricAWDAutomaticSUV2021-present

Mercedes-Benz GLS (X167)

AMG GLS 63 V8

612 hp3982 ccGasolineAWDAutomaticTurbochargedSUV2020-2023

Comparison overview

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

Tesla Model X Facelift 2021 Long Range 100 kWh

Quickest 0-100 km/h
3.9 s
Fastest top speed
260 km/h
162 mph Unrestricted
250 km/h
155 mph Restricted
Most powerful
670 hp
500 kW
Lightest
2,352 kg
5,185 lb
Best power-to-weight
285 hp/t
212 kW/t
3.5 kg/hp
Largest trunk
425 L
Best overall score
84/100
Best performance score
85/100
Best practicality score
82/100

Mercedes-Benz GLS (X167) AMG GLS 63 V8

Highest torque
850 Nm
627 lb-ft
Best economy score
75/100

Specification comparison

Specification comparison
Model	TeslaModel XFacelift 2021Long Range 100 kWh	Mercedes-BenzGLS (X167)AMG GLS 63 V8
Power	670hp500kW	612hp456kW
Torque	755Nm557lb-ft	850Nm627lb-ft
Curb weight	2,352kg5,185lb	2,555kg5,633lb
Gross weight	-	3,395kg7,485lb
Top speed	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Calculated	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Calculated
To 99% top speed	38.9s99% target: 257 km/h / 160 mph Calculated	51.8s99% target: 257 km/h / 160 mph Calculated
0-100 km/h	3.9s	4.2s
0-200 km/h	12.1s Calculated	14.4s Calculated
0-60 mph	3.7s Calculated	4.0s Calculated
Fuel consumption	-	12L/100 km19.6mpg US23.5mpg UK
Fuel consumption city	-	15.4L/100 km15.3mpg US18.3mpg UK
Fuel consumption highway	-	10L/100 km23.5mpg US28.2mpg UK
Quarter mile	11.8s Calculated	12.3s Calculated
Power-to-weight	285hp/t212kW/t129hp/1000 lb Calculated	240hp/t179kW/t109hp/1000 lb Calculated
Torque-to-weight	321Nm/t215lb-ft/ton Calculated	333Nm/t223lb-ft/ton Calculated
Estimated range	-	750km466mi Calculated
Displacement	-	3,982cc243cu in
Length	5,057mm199in	-
Width	1,999mm79in	-
Height	1,680mm66in	-
Wheelbase	2,965mm117in	3,135mm123in
Front track	1,705mm67in	-
Rear track	1,710mm67in	-
Ground clearance	206mm8in	-
Trunk volume	425L	355L
Max trunk volume	2,314L	2,400L
Doors	5	5
Seats	7	7
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	TeslaModel XFacelift 2021Long Range 100 kWh	Mercedes-BenzGLS (X167)AMG GLS 63 V8
	Acceleration checkpoints
0-60 mph 0-97 km/h	3.7 s	4.0 s
0-100 km/h 0-62 mph	3.9 s	4.2 s
0-200 km/h 0-124 mph	12.1 s	14.4 s
Top speed	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Likely limited	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Likely limited
	Drag race simulation
60 ft 18 m	2.1 s	2.0 s
330 ft 101 m	5.2 s	5.3 s
1/8 mile 201 m	7.8 s	8.0 s
1000 ft 305 m	9.9 s	10.3 s
1/4 mile 402 m	11.8 s	12.3 s
Trap speed 1/4 mile 402 m	198 km/h 123 mph	187 km/h 116 mph

Power comparison

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

Chart data table
Vehicle	Value
TeslaModel XFacelift 2021Long Range 100 kWh	670 hp 500 kW
Mercedes-BenzGLS (X167)AMG GLS 63 V8	612 hp 456 kW

Tesla Model X Facelift 2021 Long Range 100 kWh has 58 hp more than Mercedes-Benz GLS (X167) AMG GLS 63 V8.

The biggest power difference is between Mercedes-Benz GLS (X167) AMG GLS 63 V8 and Tesla Model X Facelift 2021 Long Range 100 kWh: 58 hp (43 kW).

Torque comparison

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

Chart data table
Vehicle	Value
TeslaModel XFacelift 2021Long Range 100 kWh	755 Nm 557 lb-ft
Mercedes-BenzGLS (X167)AMG GLS 63 V8	850 Nm 627 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
TeslaModel XFacelift 2021Long Range 100 kWh	2,352 kg 5,185 lb
Mercedes-BenzGLS (X167)AMG GLS 63 V8	2,555 kg 5,633 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
TeslaModel XFacelift 2021Long Range 100 kWh	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph
Mercedes-BenzGLS (X167)AMG GLS 63 V8	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
TeslaModel XFacelift 2021Long Range 100 kWh	3.9 s
Mercedes-BenzGLS (X167)AMG GLS 63 V8	4.2 s

The biggest 0-100 km/h difference is between Tesla Model X Facelift 2021 Long Range 100 kWh and Mercedes-Benz GLS (X167) AMG GLS 63 V8: 0.3 s.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
TeslaModel XFacelift 2021Long Range 100 kWh	285 hp/t 212 kW/t 3.5 kg/hp
Mercedes-BenzGLS (X167)AMG GLS 63 V8	240 hp/t 179 kW/t 4.2 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
TeslaModel XFacelift 2021Long Range 100 kWh	670 hp 500 kW	3.9 s	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph
Mercedes-BenzGLS (X167)AMG GLS 63 V8	612 hp 456 kW	4.2 s	Unrestricted 260 km/h162 mph Restricted 250 km/h155 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

TeslaModel XFacelift 2021Long Range 100 kWh

Power	670 hp 500 kW
0-100 km/h	3.9 s
Top speed Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph

Doors/seats	5 doors 7 seats
Trunk	425 L 15.0 cu ft
Length	5,057 mm 199.1 in
Height	1,680 mm 66.1 in

Mercedes-BenzGLS (X167)AMG 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	-
Height	-

Detailed score breakdown

Vehicle

TeslaModel XFacelift 2021Long Range 100 kWh

Mercedes-BenzGLS (X167)AMG GLS 63 V8

Power

670 hp

500 kW

612 hp

456 kW

Torque

755 Nm

557 lb-ft

850 Nm

627 lb-ft

Acceleration

3.9 s

4.2 s

Top speed

Unrestricted

260 km/h162 mph

Restricted

250 km/h155 mph

Unrestricted

260 km/h162 mph

Restricted

250 km/h155 mph

Lightness

2,352 kg

5,185 lb

2,555 kg

5,633 lb

Fuel consumption

12.0 L/100 km

19.6 mpg US

23.5 mpg UK

Practicality

Doors/seats	5 doors 7 seats
Trunk	425 L 15.0 cu ft
Length	5,057 mm 199.1 in
Height	1,680 mm 66.1 in

Doors/seats	5 doors 7 seats
Trunk	355 L 12.5 cu ft
Length	-
Height	-

Range score

750 km

466 mi

Trunk score

425 L

15.0 cu ft

355 L

12.5 cu ft

Power-to-weight score

285 hp/t

212 kW/t

3.5 kg/hp

240 hp/t

179 kW/t

4.2 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) AMG GLS 63 V8
Consumption	12 L/100 km19.6 mpg US23.5 mpg UK
Cost / 100 km	21.00 LC100 km
Cost / 100 mi	33.80 LC100 mi
Annual fuel used	1,800 L476 US gal396 UK gal
Annual fuel cost	3,150 LC/year