Car comparison

Bentley Bentayga 4.0 diesel V8vsPorsche Cayenne III GTS 4.0 V8

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

New comparison

Bentley Bentayga

4.0 diesel V8

435 hp3996 ccDieselAWDAutomaticTwin-turboSUV2017-2020
VS

Porsche Cayenne III

GTS 4.0 V8

460 hp3996 ccGasolineAWDAutomaticTwin-turboSUV2020-2023

Comparison overview

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

Best choices

Bentley Bentayga 4.0 diesel V8

  • Quickest 0-100 km/h
    4.8 s
  • Fastest top speed
    270 km/h
    168 mph
  • Highest torque
    900 Nm
    664 lb-ft
  • Lowest combined fuel consumption
    7.9 L/100 km
    29.8 mpg US
    35.8 mpg UK
  • Lowest city consumption
    9.0 L/100 km
    26.1 mpg US
    31.4 mpg UK
  • Lowest highway consumption
    7.4 L/100 km
    31.8 mpg US
    38.2 mpg UK
  • Lowest CO2 emissions
    210 g/km
  • Best estimated range
    1,076 km
    669 mi
  • Best performance score
    78/100
  • Best economy score
    86/100

Porsche Cayenne III GTS 4.0 V8

  • Most powerful
    460 hp
    343 kW
  • Lightest
    2,145 kg
    4,729 lb
  • Best power-to-weight
    214 hp/t
    160 kW/t
    4.7 kg/hp
  • Largest trunk
    772 L
  • Best overall score
    82/100
  • Best practicality score
    92/100

Specification comparison

Specification comparison
ModelBentleyBentayga4.0 diesel V8PorscheCayenne IIIGTS 4.0 V8
Power
435hp324kW
460hp343kW
Torque
900Nm664lb-ft
620Nm457lb-ft
Curb weight
2,505kg5,523lb
2,145kg4,729lb
Gross weight
3,250kg7,165lb
2,860kg6,305lb
Top speed
270 km/h
168 mph
270 km/h
168 mph
To 99% top speed
75.9s99% target: 267 km/h / 166 mph
Calculated
80.9s99% target: 267 km/h / 166 mph
Calculated
0-100 km/h
4.8s
4.8s
0-200 km/h
17.4s
Calculated
17.9s
0-60 mph
4.6s
Calculated
4.6s
Calculated
Fuel consumption
7.9L/100 km29.8mpg US35.8mpg UK
11.4L/100 km20.6mpg US24.8mpg UK
Fuel consumption city
9L/100 km26.1mpg US31.4mpg UK
15.3L/100 km15.4mpg US18.5mpg UK
Fuel consumption highway
7.4L/100 km31.8mpg US38.2mpg UK
9.1L/100 km25.8mpg US31.0mpg UK
Quarter mile
13.0s
Calculated
13.0s
Calculated
Power-to-weight
174hp/t129kW/t79hp/1000 lb
Calculated
214hp/t160kW/t97hp/1000 lb
Calculated
Torque-to-weight
359Nm/t240lb-ft/ton
Calculated
289Nm/t193lb-ft/ton
Calculated
Estimated range
1,076km669mi
Calculated
789km491mi
Calculated
Displacement
3,996cc244cu in
3,996cc244cu in
Length
5,140mm202in
4,929mm194in
Width
1,998mm79in
1,983mm78in
Height
1,722mm68in
1,676mm66in
Wheelbase
2,995mm118in
2,895mm114in
Front track-
1,682mm66in
Rear track-
1,665mm66in
Trunk volume
431L
772L
Max trunk volume
1,774L
1,708L
Doors
5
5
Seats
4
5
Fuel tank
85L
90L
CO2 emissions
210g/km
260g/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 diesel V8Porsche Cayenne III GTS 4.0 V8PowerTorque
  • Bentley Bentayga 4.0 diesel V8: Power / Torque
  • Porsche Cayenne III GTS 4.0 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BentleyBentayga4.0 diesel V83,750-5,000 rpm1,000-3,250 rpm5,250 rpm
PorscheCayenne IIIGTS 4.0 V86,000-6,500 rpm1,800-4,500 rpm6,800 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBentleyBentayga4.0 diesel V8PorscheCayenne IIIGTS 4.0 V8
Acceleration checkpoints
0-60 mph
0-97 km/h
4.6 s
4.6 s
0-100 km/h
0-62 mph
4.8 s
4.8 s
0-200 km/h
0-124 mph
17.4 s
17.9 s
Top speed
270 km/h
168 mph
270 km/h
168 mph
Drag race simulation
60 ft
18 m
2.1 s
2.1 s
330 ft
101 m
5.6 s
5.6 s
1/8 mile
201 m
8.4 s
8.4 s
1000 ft
305 m
10.9 s
10.9 s
1/4 mile
402 m
13.0 s
13.0 s
Trap speed
1/4 mile
402 m
176 km/h
110 mph
175 km/h
109 mph

Power comparison

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

Chart data table
VehicleValue
BentleyBentayga4.0 diesel V8
435 hp
324 kW
PorscheCayenne IIIGTS 4.0 V8
460 hp
343 kW

Porsche Cayenne III GTS 4.0 V8 has 25 hp more than Bentley Bentayga 4.0 diesel V8.

The biggest power difference is between Bentley Bentayga 4.0 diesel V8 and Porsche Cayenne III GTS 4.0 V8: 25 hp (19 kW).

Torque comparison

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

Chart data table
VehicleValue
BentleyBentayga4.0 diesel V8
900 Nm
664 lb-ft
PorscheCayenne IIIGTS 4.0 V8
620 Nm
457 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BentleyBentayga4.0 diesel V8
2,505 kg
5,523 lb
PorscheCayenne IIIGTS 4.0 V8
2,145 kg
4,729 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 diesel V8
270 km/h
168 mph
PorscheCayenne IIIGTS 4.0 V8
270 km/h
168 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
BentleyBentayga4.0 diesel V84.8 s
PorscheCayenne IIIGTS 4.0 V84.8 s

Although Porsche Cayenne III GTS 4.0 V8 has more power, Bentley Bentayga 4.0 diesel V8 is quicker from 0-100 km/h.

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 diesel V8
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
PorscheCayenne IIIGTS 4.0 V8
11.4 L/100 km
20.6 mpg US
24.8 mpg UK

The biggest fuel consumption difference is between Bentley Bentayga 4.0 diesel V8 and Porsche Cayenne III GTS 4.0 V8: 3.5 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 diesel V8
174 hp/t
129 kW/t
5.8 kg/hp
PorscheCayenne IIIGTS 4.0 V8
214 hp/t
160 kW/t
4.7 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BentleyBentayga4.0 diesel V8
1,076 km
669 mi
PorscheCayenne IIIGTS 4.0 V8
789 km
491 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BentleyBentayga4.0 diesel V8
435 hp
324 kW
4.8 s
270 km/h
168 mph
PorscheCayenne IIIGTS 4.0 V8
460 hp
343 kW
4.8 s
270 km/h
168 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 diesel V8
Power
435 hp
324 kW
0-100 km/h4.8 s
Top speed
270 km/h
168 mph
Doors/seats
5 doors
4 seats
Trunk
431 L
15.2 cu ft
Length
5,140 mm
202.4 in
Height
1,722 mm
67.8 in
PorscheCayenne IIIGTS 4.0 V8
Power
460 hp
343 kW
0-100 km/h4.8 s
Top speed
270 km/h
168 mph
Doors/seats
5 doors
5 seats
Trunk
772 L
27.3 cu ft
Length
4,929 mm
194.1 in
Height
1,676 mm
66.0 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 diesel V8
Power
435 hp
324 kW
0-100 km/h4.8 s
Top speed
270 km/h
168 mph
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
PorscheCayenne IIIGTS 4.0 V8
Power
460 hp
343 kW
0-100 km/h4.8 s
Top speed
270 km/h
168 mph
11.4 L/100 km
20.6 mpg US
24.8 mpg UK

Bentley Bentayga 4.0 diesel 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 diesel V8
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
4.8 s
PorscheCayenne IIIGTS 4.0 V8
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
4.8 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 diesel V8
174 hp/t
129 kW/t
5.8 kg/hp
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
PorscheCayenne IIIGTS 4.0 V8
214 hp/t
160 kW/t
4.7 kg/hp
11.4 L/100 km
20.6 mpg US
24.8 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBentleyBentayga4.0 diesel V8PorscheCayenne IIIGTS 4.0 V8
Power
435 hp
324 kW
460 hp
343 kW
Torque
900 Nm
664 lb-ft
620 Nm
457 lb-ft
Acceleration
4.8 s
4.8 s
Top speed
270 km/h
168 mph
270 km/h
168 mph
Lightness
2,505 kg
5,523 lb
2,145 kg
4,729 lb
Fuel consumption
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
Practicality
Doors/seats
5 doors
4 seats
Trunk
431 L
15.2 cu ft
Length
5,140 mm
202.4 in
Height
1,722 mm
67.8 in
Doors/seats
5 doors
5 seats
Trunk
772 L
27.3 cu ft
Length
4,929 mm
194.1 in
Height
1,676 mm
66.0 in
Range score
1,076 km
669 mi
789 km
491 mi
CO2 score
210 g/km
260 g/km
Trunk score
431 L
15.2 cu ft
772 L
27.3 cu ft
Power-to-weight score
174 hp/t
129 kW/t
5.8 kg/hp
214 hp/t
160 kW/t
4.7 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 diesel V8Porsche Cayenne III GTS 4.0 V8
Consumption7.9 L/100 km29.8 mpg US35.8 mpg UK11.4 L/100 km20.6 mpg US24.8 mpg UK
Cost / 100 km13.83 LC100 km19.95 LC100 km
Cost / 100 mi22.25 LC100 mi32.11 LC100 mi
Annual fuel used1,185 L313 US gal261 UK gal1,710 L452 US gal376 UK gal
Annual fuel cost2,074 LC/year2,993 LC/year

Head-to-head comparisons

Bentley Bentayga 4.0 diesel V8

  • Has 280 Nm more
  • Uses 3.5 L/100 km less fuel
  • Has 286 km (178 mi) more estimated range
  • Emits 50 g/km less CO2

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Lowest power
  • Heaviest
  • Smallest trunk

Porsche Cayenne III GTS 4.0 V8

  • Has 25 hp more
  • Is 360 kg lighter
  • Has 41 hp/t better power-to-weight
  • Has 341 L more trunk volume

Pros

  • Most powerful
  • Lightest
  • Best power-to-weight ratio
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Highest CO2 emissions

Choose cars to compare

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

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