Car comparison

Alpina XB7 4.4 V8vsMercedes-Benz GLS (X167) AMG GLS 63 V8

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

New comparison

Alpina XB7

4.4 V8

621 hp4395 ccGasolineAWDAutomaticTwin-turbo2020-2022

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.

Alpina XB7 4.4 V8

Quickest 0-100 km/h
4.2 s
Fastest top speed
300 km/h
186 mph Unrestricted
290 km/h
180 mph Restricted
Most powerful
621 hp
463 kW
Lowest combined fuel consumption
12.0 L/100 km
19.6 mpg US
23.5 mpg UK
Lowest highway consumption
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
Largest trunk
750 L
Best overall score
85/100
Best performance score
85/100
Best economy score
75/100
Best practicality score
84/100

Mercedes-Benz GLS (X167) AMG GLS 63 V8

Highest torque
850 Nm
627 lb-ft
Lightest
2,555 kg
5,633 lb
Best power-to-weight
240 hp/t
179 kW/t
4.2 kg/hp
Lowest city consumption
15.4 L/100 km
15.3 mpg US
18.3 mpg UK
Best estimated range
750 km
466 mi

Specification comparison

Specification comparison
Model	AlpinaXB74.4 V8	Mercedes-BenzGLS (X167)AMG GLS 63 V8
Power	621hp463kW	612hp456kW
Torque	800Nm590lb-ft	850Nm627lb-ft
Curb weight	2,655kg5,853lb	2,555kg5,633lb
Gross weight	3,290kg7,253lb	3,395kg7,485lb
Top speed	Unrestricted 300 km/h186 mph Restricted 290 km/h180 mph Calculated	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Calculated
To 99% top speed	85.9s99% target: 297 km/h / 185 mph Calculated	51.9s99% target: 257 km/h / 160 mph Calculated
0-100 km/h	4.2s	4.2s
0-200 km/h	14.5s Calculated	14.4s Calculated
0-60 mph	4.0s Calculated	4.0s Calculated
Fuel consumption	12L/100 km19.6mpg US23.5mpg UK	12L/100 km19.6mpg US23.5mpg UK
Fuel consumption city	16L/100 km14.7mpg US17.7mpg UK	15.4L/100 km15.3mpg US18.3mpg UK
Fuel consumption highway	9.7L/100 km24.2mpg US29.1mpg UK	10L/100 km23.5mpg US28.2mpg UK
Quarter mile	12.3s Calculated	12.3s Calculated
Power-to-weight	234hp/t174kW/t106hp/1000 lb Calculated	240hp/t179kW/t109hp/1000 lb Calculated
Torque-to-weight	301Nm/t202lb-ft/ton Calculated	333Nm/t223lb-ft/ton Calculated
Estimated range	692km430mi Calculated	750km466mi Calculated
Displacement	4,395cc268cu in	3,982cc243cu in
Length	5,151mm203in	-
Width	2,000mm79in	-
Height	1,797mm71in	-
Wheelbase	3,105mm122in	3,135mm123in
Front track	1,682mm66in	-
Rear track	1,703mm67in	-
Ground clearance	213mm8in	-
Trunk volume	750L	355L
Max trunk volume	2,120L	2,400L
Doors	5	5
Seats	6	7
Fuel tank	83L	90L

Performance charts

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

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

Alpina XB7 4.4 V8Mercedes-Benz GLS (X167) AMG GLS 63 V8PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
AlpinaXB74.4 V8	5,500-6,500 rpm	2,000-5,000 rpm	6,750 rpm
Mercedes-BenzGLS (X167)AMG GLS 63 V8	5,750-6,500 rpm	2,500-4,500 rpm	6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	AlpinaXB74.4 V8	Mercedes-BenzGLS (X167)AMG GLS 63 V8
	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	14.5 s	14.4 s
Top speed	Unrestricted 300 km/h186 mph Restricted 290 km/h180 mph Likely limited	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Likely limited
	Drag race simulation
60 ft 18 m	1.9 s	2.0 s
330 ft 101 m	5.3 s	5.3 s
1/8 mile 201 m	8.0 s	8.0 s
1000 ft 305 m	10.3 s	10.3 s
1/4 mile 402 m	12.3 s	12.3 s
Trap speed 1/4 mile 402 m	186 km/h 115 mph	187 km/h 116 mph

Power comparison

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

Chart data table
Vehicle	Value
AlpinaXB74.4 V8	621 hp 463 kW
Mercedes-BenzGLS (X167)AMG GLS 63 V8	612 hp 456 kW

Alpina XB7 4.4 V8 has 9 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 Alpina XB7 4.4 V8: 9 hp (7 kW).

Torque comparison

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

Chart data table
Vehicle	Value
AlpinaXB74.4 V8	800 Nm 590 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
AlpinaXB74.4 V8	2,655 kg 5,853 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
AlpinaXB74.4 V8	Unrestricted 300 km/h186 mph Restricted 290 km/h180 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
AlpinaXB74.4 V8	4.2 s
Mercedes-BenzGLS (X167)AMG GLS 63 V8	4.2 s

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
Vehicle	Value
AlpinaXB74.4 V8	12.0 L/100 km 19.6 mpg US 23.5 mpg UK
Mercedes-BenzGLS (X167)AMG GLS 63 V8	12.0 L/100 km 19.6 mpg US 23.5 mpg UK

Power-to-weight comparison

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

Chart data table
Vehicle	Value
AlpinaXB74.4 V8	234 hp/t 174 kW/t 4.3 kg/hp
Mercedes-BenzGLS (X167)AMG GLS 63 V8	240 hp/t 179 kW/t 4.2 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Chart data table
Vehicle	Value
AlpinaXB74.4 V8	692 km 430 mi
Mercedes-BenzGLS (X167)AMG GLS 63 V8	750 km 466 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
AlpinaXB74.4 V8	621 hp 463 kW	4.2 s	Unrestricted 300 km/h186 mph Restricted 290 km/h180 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

AlpinaXB74.4 V8

Power	621 hp 463 kW
0-100 km/h	4.2 s
Top speed Unrestricted 300 km/h186 mph Restricted 290 km/h180 mph

Doors/seats	5 doors 6 seats
Trunk	750 L 26.5 cu ft
Length	5,151 mm 202.8 in
Height	1,797 mm 70.7 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	-

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Vehicle

Performance score

Fuel economy score

AlpinaXB74.4 V8

Power	621 hp 463 kW
0-100 km/h	4.2 s
Top speed Unrestricted 300 km/h186 mph Restricted 290 km/h180 mph

12.0 L/100 km

19.6 mpg US

23.5 mpg UK

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

12.0 L/100 km

19.6 mpg US

23.5 mpg UK

Alpina XB7 4.4 V8 is closest to the top-right balance target for performance and fuel economy.

Acceleration vs fuel consumption

Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.

Acceleration vs fuel consumption data table
Vehicle	Fuel consumption, L/100 km	0-100 km/h, s
AlpinaXB74.4 V8	12.0 L/100 km 19.6 mpg US 23.5 mpg UK	4.2 s
Mercedes-BenzGLS (X167)AMG GLS 63 V8	12.0 L/100 km 19.6 mpg US 23.5 mpg UK	4.2 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
Vehicle	Power-to-weight, hp/t	Fuel consumption, L/100 km
AlpinaXB74.4 V8	234 hp/t 174 kW/t 4.3 kg/hp	12.0 L/100 km 19.6 mpg US 23.5 mpg UK
Mercedes-BenzGLS (X167)AMG GLS 63 V8	240 hp/t 179 kW/t 4.2 kg/hp	12.0 L/100 km 19.6 mpg US 23.5 mpg UK

Detailed score breakdown

Vehicle

AlpinaXB74.4 V8

Mercedes-BenzGLS (X167)AMG GLS 63 V8

Power

621 hp

463 kW

612 hp

456 kW

Torque

800 Nm

590 lb-ft

850 Nm

627 lb-ft

Acceleration

4.2 s

Top speed

Unrestricted

300 km/h186 mph

Restricted

290 km/h180 mph

Unrestricted

260 km/h162 mph

Restricted

250 km/h155 mph

Lightness

2,655 kg

5,853 lb

2,555 kg

5,633 lb

Fuel consumption

12.0 L/100 km

19.6 mpg US

23.5 mpg UK

12.0 L/100 km

19.6 mpg US

23.5 mpg UK

Practicality

Doors/seats	5 doors 6 seats
Trunk	750 L 26.5 cu ft
Length	5,151 mm 202.8 in
Height	1,797 mm 70.7 in

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

Range score

692 km

430 mi

750 km

466 mi

Trunk score

750 L

26.5 cu ft

355 L

12.5 cu ft

Power-to-weight score

234 hp/t

174 kW/t

4.3 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	Alpina XB7 4.4 V8	Mercedes-Benz GLS (X167) AMG GLS 63 V8
Consumption	12 L/100 km19.6 mpg US23.5 mpg UK	12 L/100 km19.6 mpg US23.5 mpg UK
Cost / 100 km	21.00 LC100 km	21.00 LC100 km
Cost / 100 mi	33.80 LC100 mi	33.80 LC100 mi
Annual fuel used	1,800 L476 US gal396 UK gal	1,800 L476 US gal396 UK gal
Annual fuel cost	3,150 LC/year	3,150 LC/year