Car comparison

Bentley Bentayga 4.0 V8vsPorsche Cayenne III Turbo 4.0 V8

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

New comparison

Bentley Bentayga

4.0 V8

550 hp3996 ccGasolineAWDAutomaticTwin-turboSUV2018-2020
VS

Porsche Cayenne III

Turbo 4.0 V8

550 hp3996 ccGasolineAWDAutomaticTwin-turboSUV2017-2023

Comparison overview

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

Best choices

Porsche Cayenne III Turbo 4.0 V8

  • Quickest 0-100 km/h
    4.1 s
  • Lightest
    2,175 kg
    4,795 lb
  • Best power-to-weight
    253 hp/t
    189 kW/t
    4.0 kg/hp
  • Best estimated range
    756 km
    470 mi
  • Largest trunk
    745 L
  • Best overall score
    87/100
  • Best performance score
    85/100
  • Best practicality score
    92/100

Bentley Bentayga 4.0 V8

  • Fastest top speed
    290 km/h
    180 mph
  • Most powerful
    550 hp
    410 kW
  • Highest torque
    770 Nm
    568 lb-ft
  • Lowest combined fuel consumption
    11.4 L/100 km
    20.6 mpg US
    24.8 mpg UK
  • Lowest city consumption
    15.6 L/100 km
    15.1 mpg US
    18.1 mpg UK
  • Lowest highway consumption
    9.0 L/100 km
    26.1 mpg US
    31.4 mpg UK
  • Best economy score
    76/100

Specification comparison

Specification comparison
ModelBentleyBentayga4.0 V8PorscheCayenne IIITurbo 4.0 V8
Power
550hp410kW
550hp410kW
Torque
770Nm568lb-ft
770Nm568lb-ft
Curb weight
2,428kg5,353lb
2,175kg4,795lb
Gross weight
3,250kg7,165lb
2,935kg6,471lb
Top speed
290 km/h
180 mph
286 km/h
178 mph
To 99% top speed
69.9s99% target: 287 km/h / 178 mph
Calculated
57.1s99% target: 283 km/h / 176 mph
Calculated
0-100 km/h
4.5s
4.1s
0-200 km/h
14.5s
Calculated
12.8s
Calculated
0-60 mph
4.3s
Calculated
3.9s
Calculated
Fuel consumption
11.4L/100 km20.6mpg US24.8mpg UK
11.9L/100 km19.8mpg US23.7mpg UK
Fuel consumption city
15.6L/100 km15.1mpg US18.1mpg UK
16.4L/100 km14.3mpg US17.2mpg UK
Fuel consumption highway
9L/100 km26.1mpg US31.4mpg UK
9.5L/100 km24.8mpg US29.7mpg UK
Quarter mile
12.5s
Calculated
12.0s
Calculated
Power-to-weight
227hp/t169kW/t103hp/1000 lb
Calculated
253hp/t189kW/t115hp/1000 lb
Calculated
Torque-to-weight
317Nm/t212lb-ft/ton
Calculated
354Nm/t237lb-ft/ton
Calculated
Estimated range
746km463mi
Calculated
756km470mi
Calculated
Displacement
3,996cc244cu in
3,996cc244cu in
Length
5,140mm202in
4,926mm194in
Width
1,998mm79in
1,983mm78in
Height
1,742mm69in
1,673mm66in
Wheelbase
2,995mm118in
2,895mm114in
Trunk volume
215L
745L
Max trunk volume
1,774L
1,680L
Doors
5
5
Seats
7
5
Fuel tank
85L
90L
CO2 emissions-
272g/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 4.0 V8Porsche Cayenne III Turbo 4.0 V8PowerTorque
  • Bentley Bentayga 4.0 V8: Power / Torque
  • Porsche Cayenne III Turbo 4.0 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BentleyBentayga4.0 V86,000 rpm1,960-4,500 rpm6,250 rpm
PorscheCayenne IIITurbo 4.0 V85,750-6,000 rpm1,960-4,500 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBentleyBentayga4.0 V8PorscheCayenne IIITurbo 4.0 V8
Acceleration checkpoints
0-60 mph
0-97 km/h
4.3 s
3.9 s
0-100 km/h
0-62 mph
4.5 s
4.1 s
0-200 km/h
0-124 mph
14.5 s
12.8 s
Top speed
290 km/h
180 mph
286 km/h
178 mph
Drag race simulation
60 ft
18 m
2.1 s
2.0 s
330 ft
101 m
5.5 s
5.3 s
1/8 mile
201 m
8.2 s
7.9 s
1000 ft
305 m
10.6 s
10.2 s
1/4 mile
402 m
12.5 s
12.0 s
Trap speed
1/4 mile
402 m
187 km/h
116 mph
194 km/h
121 mph

Power comparison

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

Chart data table
VehicleValue
BentleyBentayga4.0 V8
550 hp
410 kW
PorscheCayenne IIITurbo 4.0 V8
550 hp
410 kW

Torque comparison

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

Chart data table
VehicleValue
BentleyBentayga4.0 V8
770 Nm
568 lb-ft
PorscheCayenne IIITurbo 4.0 V8
770 Nm
568 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BentleyBentayga4.0 V8
2,428 kg
5,353 lb
PorscheCayenne IIITurbo 4.0 V8
2,175 kg
4,795 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BentleyBentayga4.0 V8
290 km/h
180 mph
PorscheCayenne IIITurbo 4.0 V8
286 km/h
178 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
BentleyBentayga4.0 V84.5 s
PorscheCayenne IIITurbo 4.0 V84.1 s

The biggest 0-100 km/h difference is between Porsche Cayenne III Turbo 4.0 V8 and Bentley Bentayga 4.0 V8: 0.4 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
BentleyBentayga4.0 V8
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
PorscheCayenne IIITurbo 4.0 V8
11.9 L/100 km
19.8 mpg US
23.7 mpg UK

The biggest fuel consumption difference is between Bentley Bentayga 4.0 V8 and Porsche Cayenne III Turbo 4.0 V8: 0.5 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
BentleyBentayga4.0 V8
227 hp/t
169 kW/t
4.4 kg/hp
PorscheCayenne IIITurbo 4.0 V8
253 hp/t
189 kW/t
4.0 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BentleyBentayga4.0 V8
746 km
463 mi
PorscheCayenne IIITurbo 4.0 V8
756 km
470 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BentleyBentayga4.0 V8
550 hp
410 kW
4.5 s
290 km/h
180 mph
PorscheCayenne IIITurbo 4.0 V8
550 hp
410 kW
4.1 s
286 km/h
178 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
BentleyBentayga4.0 V8
Power
550 hp
410 kW
0-100 km/h4.5 s
Top speed
290 km/h
180 mph
Doors/seats
5 doors
7 seats
Trunk
215 L
7.6 cu ft
Length
5,140 mm
202.4 in
Height
1,742 mm
68.6 in
PorscheCayenne IIITurbo 4.0 V8
Power
550 hp
410 kW
0-100 km/h4.1 s
Top speed
286 km/h
178 mph
Doors/seats
5 doors
5 seats
Trunk
745 L
26.3 cu ft
Length
4,926 mm
193.9 in
Height
1,673 mm
65.9 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
BentleyBentayga4.0 V8
Power
550 hp
410 kW
0-100 km/h4.5 s
Top speed
290 km/h
180 mph
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
PorscheCayenne IIITurbo 4.0 V8
Power
550 hp
410 kW
0-100 km/h4.1 s
Top speed
286 km/h
178 mph
11.9 L/100 km
19.8 mpg US
23.7 mpg UK

Bentley Bentayga 4.0 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
BentleyBentayga4.0 V8
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
4.5 s
PorscheCayenne IIITurbo 4.0 V8
11.9 L/100 km
19.8 mpg US
23.7 mpg UK
4.1 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
BentleyBentayga4.0 V8
227 hp/t
169 kW/t
4.4 kg/hp
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
PorscheCayenne IIITurbo 4.0 V8
253 hp/t
189 kW/t
4.0 kg/hp
11.9 L/100 km
19.8 mpg US
23.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBentleyBentayga4.0 V8PorscheCayenne IIITurbo 4.0 V8
Power
550 hp
410 kW
550 hp
410 kW
Torque
770 Nm
568 lb-ft
770 Nm
568 lb-ft
Acceleration
4.5 s
4.1 s
Top speed
290 km/h
180 mph
286 km/h
178 mph
Lightness
2,428 kg
5,353 lb
2,175 kg
4,795 lb
Fuel consumption
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
11.9 L/100 km
19.8 mpg US
23.7 mpg UK
Practicality
Doors/seats
5 doors
7 seats
Trunk
215 L
7.6 cu ft
Length
5,140 mm
202.4 in
Height
1,742 mm
68.6 in
Doors/seats
5 doors
5 seats
Trunk
745 L
26.3 cu ft
Length
4,926 mm
193.9 in
Height
1,673 mm
65.9 in
Range score
746 km
463 mi
756 km
470 mi
CO2 score
-
272 g/km
Trunk score
215 L
7.6 cu ft
745 L
26.3 cu ft
Power-to-weight score
227 hp/t
169 kW/t
4.4 kg/hp
253 hp/t
189 kW/t
4.0 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 4.0 V8Porsche Cayenne III Turbo 4.0 V8
Consumption11.4 L/100 km20.6 mpg US24.8 mpg UK11.9 L/100 km19.8 mpg US23.7 mpg UK
Cost / 100 km19.95 LC100 km20.83 LC100 km
Cost / 100 mi32.11 LC100 mi33.51 LC100 mi
Annual fuel used1,710 L452 US gal376 UK gal1,785 L472 US gal393 UK gal
Annual fuel cost2,993 LC/year3,124 LC/year

Head-to-head comparisons

Bentley Bentayga 4.0 V8

  • Has 4 km/h (2 mph) higher top speed
  • Uses 0.5 L/100 km less fuel

Pros

  • Highest top speed
  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption

Cons

  • Slowest 0-100 km/h
  • Heaviest
  • Smallest trunk

Porsche Cayenne III Turbo 4.0 V8

  • Is 253 kg lighter
  • Is 0.4 s quicker from 0-100 km/h
  • Has 26 hp/t better power-to-weight
  • Has 11 km (7 mi) more estimated range
  • Has 530 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Lightest
  • Best power-to-weight ratio
  • Best estimated range
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Bentley Bentayga 4.0 V8
Porsche Cayenne III Turbo 4.0 V8
Compare selected cars
2 vehicles selected

Popular comparisons

4.0 V8
4.0 V8
VS
BentleyBentayga4.0 V8vsBentleyBentaygaFacelift 20204.0 V8
Turbo 4.0 V8
Turbo S 4.8 V8
VS
PorscheCayenne IIITurbo 4.0 V8vsPorscheCayenne IIFacelift 2014Turbo S 4.8 V8
4.0 V8
4.0 V8
VS
BentleyBentayga4.0 V8vsBentleyBentayga EWB4.0 V8
Turbo 4.0 V8
Turbo S 4.8 V8
VS
PorscheCayenne IIITurbo 4.0 V8vsPorscheCayenne IITurbo S 4.8 V8
4.0 V8
GTS 3.8 V8
VS
BentleyBentayga4.0 V8vsMaseratiLevanteGTS 3.8 V8
Turbo 4.0 V8
GTS 4.0 V8
VS
PorscheCayenne IIITurbo 4.0 V8vsPorscheCayenne IIIFacelift 2023GTS 4.0 V8
4.0 V8
SVR 5.0 V8
VS
BentleyBentayga4.0 V8vsJaguarF-PaceSVR 5.0 V8
Turbo 4.0 V8
Turbo S 4.8 V8
VS
PorscheCayenne IIITurbo 4.0 V8vsPorscheCayenne (955)Facelift 2007Turbo S 4.8 V8
4.0 V8
SVR 5.0i V8
VS
BentleyBentayga4.0 V8vsJaguarF-PaceFacelift 2020SVR 5.0i V8
Turbo 4.0 V8
Turbo S 4.5 V8
VS
PorscheCayenne IIITurbo 4.0 V8vsPorscheCayenne (955)Turbo S 4.5 V8
4.0 V8
4.0 V8
VS
BentleyBentayga4.0 V8vsAston MartinDBX4.0 V8
Turbo 4.0 V8
Turbo 2.9 V6
VS
PorscheCayenne IIITurbo 4.0 V8vsPorscheMacan I (95B)Facelift 2018Turbo 2.9 V6
Bentley Bentayga 4.0 V8 vs Porsche Cayenne III Turbo 4.0 V8 - car comparison - FastVsFaster