Car comparison

Bentley Bentayga SPEED 6.0 TSI W12vsAlpina XB7 4.4 V8

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

New comparison
VS

Alpina XB7

4.4 V8

621 hp4395 ccGasolineAWDAutomaticTwin-turbo2020-2022

Comparison overview

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

Best choices

Bentley Bentayga SPEED 6.0 TSI W12

  • Quickest 0-100 km/h
    3.9 s
  • Fastest top speed
    306 km/h
    190 mph
  • Most powerful
    635 hp
    474 kW
  • Highest torque
    900 Nm
    664 lb-ft
  • Lightest
    2,491 kg
    5,492 lb
  • Best power-to-weight
    255 hp/t
    190 kW/t
    3.9 kg/hp
  • Best overall score
    88/100
  • Best performance score
    87/100
  • Best practicality score
    91/100

Alpina XB7 4.4 V8

  • Lowest combined fuel consumption
    12.0 L/100 km
    19.6 mpg US
    23.5 mpg UK
  • Best economy score
    75/100

Specification comparison

Specification comparison
ModelBentleyBentaygaSPEED 6.0 TSI W12AlpinaXB74.4 V8
Power
635hp474kW
621hp463kW
Torque
900Nm664lb-ft
800Nm590lb-ft
Curb weight
2,491kg5,492lb
2,655kg5,853lb
Gross weight-
3,290kg7,253lb
Top speed
306 km/h
190 mph
Unrestricted
300 km/h186 mph
Restricted
290 km/h180 mph
Calculated
To 99% top speed
59.2s99% target: 303 km/h / 188 mph
Calculated
85.9s99% target: 297 km/h / 185 mph
Calculated
0-100 km/h
3.9s
4.2s
0-200 km/h
11.6s
Calculated
14.5s
Calculated
0-60 mph
3.7s
Calculated
4.0s
Calculated
Fuel consumption
13.1L/100 km18mpg US21.6mpg UK
12L/100 km19.6mpg US23.5mpg UK
Fuel consumption city-
16L/100 km14.7mpg US17.7mpg UK
Fuel consumption highway-
9.7L/100 km24.2mpg US29.1mpg UK
Quarter mile
11.7s
Calculated
12.3s
Calculated
Power-to-weight
255hp/t190kW/t116hp/1000 lb
Calculated
234hp/t174kW/t106hp/1000 lb
Calculated
Torque-to-weight
361Nm/t242lb-ft/ton
Calculated
301Nm/t202lb-ft/ton
Calculated
Estimated range-
692km430mi
Calculated
Displacement-
4,395cc268cu in
Length-
5,151mm203in
Width-
2,000mm79in
Height-
1,797mm71in
Wheelbase-
3,105mm122in
Front track-
1,682mm66in
Rear track-
1,703mm67in
Ground clearance-
213mm8in
Trunk volume-
750L
Max trunk volume-
2,120L
Doors
5
5
Seats
5
6
Fuel tank-
83L
CO2 emissions
308g/km
-

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.

Bentley Bentayga SPEED 6.0 TSI W12Alpina XB7 4.4 V8PowerTorque
  • Bentley Bentayga SPEED 6.0 TSI W12: Power / Torque
  • Alpina XB7 4.4 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BentleyBentaygaSPEED 6.0 TSI W125,000-5,750 rpm1,500-5,000 rpm6,000 rpm
AlpinaXB74.4 V85,500-6,500 rpm2,000-5,000 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBentleyBentaygaSPEED 6.0 TSI W12AlpinaXB74.4 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
11.6 s
14.5 s
Top speed
306 km/h
190 mph
Unrestricted
300 km/h186 mph
Restricted
290 km/h180 mph
Likely limited
Drag race simulation
60 ft
18 m
2.0 s
1.9 s
330 ft
101 m
5.2 s
5.3 s
1/8 mile
201 m
7.7 s
8.0 s
1000 ft
305 m
9.9 s
10.3 s
1/4 mile
402 m
11.7 s
12.3 s
Trap speed
1/4 mile
402 m
201 km/h
125 mph
186 km/h
115 mph

Power comparison

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

Chart data table
VehicleValue
BentleyBentaygaSPEED 6.0 TSI W12
635 hp
474 kW
AlpinaXB74.4 V8
621 hp
463 kW

Bentley Bentayga SPEED 6.0 TSI W12 has 14 hp more than Alpina XB7 4.4 V8.

The biggest power difference is between Alpina XB7 4.4 V8 and Bentley Bentayga SPEED 6.0 TSI W12: 14 hp (10 kW).

Torque comparison

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

Chart data table
VehicleValue
BentleyBentaygaSPEED 6.0 TSI W12
900 Nm
664 lb-ft
AlpinaXB74.4 V8
800 Nm
590 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BentleyBentaygaSPEED 6.0 TSI W12
2,491 kg
5,492 lb
AlpinaXB74.4 V8
2,655 kg
5,853 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BentleyBentaygaSPEED 6.0 TSI W12
306 km/h
190 mph
AlpinaXB74.4 V8
Unrestricted
300 km/h186 mph
Restricted
290 km/h180 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
BentleyBentaygaSPEED 6.0 TSI W123.9 s
AlpinaXB74.4 V84.2 s

The biggest 0-100 km/h difference is between Bentley Bentayga SPEED 6.0 TSI W12 and Alpina XB7 4.4 V8: 0.3 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
BentleyBentaygaSPEED 6.0 TSI W12
13.1 L/100 km
18.0 mpg US
21.6 mpg UK
AlpinaXB74.4 V8
12.0 L/100 km
19.6 mpg US
23.5 mpg UK

The biggest fuel consumption difference is between Alpina XB7 4.4 V8 and Bentley Bentayga SPEED 6.0 TSI W12: 1.1 L/100 km.

Power-to-weight comparison

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

Chart data table
VehicleValue
BentleyBentaygaSPEED 6.0 TSI W12
255 hp/t
190 kW/t
3.9 kg/hp
AlpinaXB74.4 V8
234 hp/t
174 kW/t
4.3 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BentleyBentaygaSPEED 6.0 TSI W12
635 hp
474 kW
3.9 s
306 km/h
190 mph
AlpinaXB74.4 V8
621 hp
463 kW
4.2 s
Unrestricted
300 km/h186 mph
Restricted
290 km/h180 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Chart data table
VehiclePerformance scorePracticality score
BentleyBentaygaSPEED 6.0 TSI W12
Power
635 hp
474 kW
0-100 km/h3.9 s
Top speed
306 km/h
190 mph
Doors/seats
5 doors
5 seats
Trunk-
Length-
Height-
AlpinaXB74.4 V8
Power
621 hp
463 kW
0-100 km/h4.2 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

Performance vs fuel economy

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

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
BentleyBentaygaSPEED 6.0 TSI W12
Power
635 hp
474 kW
0-100 km/h3.9 s
Top speed
306 km/h
190 mph
13.1 L/100 km
18.0 mpg US
21.6 mpg UK
AlpinaXB74.4 V8
Power
621 hp
463 kW
0-100 km/h4.2 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

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
VehicleFuel consumption, L/100 km0-100 km/h, s
BentleyBentaygaSPEED 6.0 TSI W12
13.1 L/100 km
18.0 mpg US
21.6 mpg UK
3.9 s
AlpinaXB74.4 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
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
BentleyBentaygaSPEED 6.0 TSI W12
255 hp/t
190 kW/t
3.9 kg/hp
13.1 L/100 km
18.0 mpg US
21.6 mpg UK
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

Detailed score breakdown

Detailed score breakdown
VehicleBentleyBentaygaSPEED 6.0 TSI W12AlpinaXB74.4 V8
Power
635 hp
474 kW
621 hp
463 kW
Torque
900 Nm
664 lb-ft
800 Nm
590 lb-ft
Acceleration
3.9 s
4.2 s
Top speed
306 km/h
190 mph
Unrestricted
300 km/h186 mph
Restricted
290 km/h180 mph
Lightness
2,491 kg
5,492 lb
2,655 kg
5,853 lb
Fuel consumption
13.1 L/100 km
18.0 mpg US
21.6 mpg UK
12.0 L/100 km
19.6 mpg US
23.5 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk-
Length-
Height-
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
Range score
-
692 km
430 mi
CO2 score
308 g/km
-
Trunk score
-
750 L
26.5 cu ft
Power-to-weight score
255 hp/t
190 kW/t
3.9 kg/hp
234 hp/t
174 kW/t
4.3 kg/hp
Overall
Fixed score
Fixed score

Fuel cost and annual usage

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

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
VehicleBentley Bentayga SPEED 6.0 TSI W12Alpina XB7 4.4 V8
Consumption13.1 L/100 km18 mpg US21.6 mpg UK12 L/100 km19.6 mpg US23.5 mpg UK
Cost / 100 km22.93 LC100 km21.00 LC100 km
Cost / 100 mi36.89 LC100 mi33.80 LC100 mi
Annual fuel used1,965 L519 US gal432 UK gal1,800 L476 US gal396 UK gal
Annual fuel cost3,439 LC/year3,150 LC/year

Head-to-head comparisons

Bentley Bentayga SPEED 6.0 TSI W12

  • Has 14 hp more
  • Has 100 Nm more
  • Is 164 kg lighter
  • Is 0.3 s quicker from 0-100 km/h
  • Has 6 km/h (4 mph) higher top speed
  • Has 21 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Lightest
  • Best power-to-weight ratio

Cons

  • Highest combined fuel consumption

Alpina XB7 4.4 V8

  • Uses 1.1 L/100 km less fuel

Pros

  • Lowest combined fuel consumption

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Bentley Bentayga SPEED 6.0 TSI W12
Alpina XB7 4.4 V8
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2 vehicles selected

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