Car comparison

Porsche Cayenne (955) Turbo 4.5 V8vsPorsche Cayenne III 3.0 V6

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

New comparison

Porsche Cayenne (955)

Turbo 4.5 V8

450 hp4511 ccGasolineAWDAutomaticTurbochargedSUV2002-2006
VS

Porsche Cayenne III

3.0 V6

340 hp2995 ccGasolineAWDAutomaticTurbochargedSUV2017-2023

Comparison overview

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

Best choices

Porsche Cayenne III 3.0 V6

  • Lightest
    1,985 kg
    4,376 lb
  • Lowest combined fuel consumption
    9.2 L/100 km
    25.6 mpg US
    30.7 mpg UK
  • Lowest city consumption
    11.3 L/100 km
    20.8 mpg US
    25.0 mpg UK
  • Lowest highway consumption
    8.0 L/100 km
    29.4 mpg US
    35.3 mpg UK
  • Lowest CO2 emissions
    209 g/km
  • Best estimated range
    815 km
    507 mi
  • Largest trunk
    770 L
  • Best economy score
    82/100
  • Best practicality score
    92/100

Porsche Cayenne (955) Turbo 4.5 V8

  • Quickest 0-100 km/h
    5.6 s
  • Fastest top speed
    266 km/h
    165 mph
  • Most powerful
    450 hp
    336 kW
  • Highest torque
    620 Nm
    457 lb-ft
  • Best power-to-weight
    185 hp/t
    138 kW/t
    5.4 kg/hp
  • Best overall score
    76/100
  • Best performance score
    72/100

Specification comparison

Specification comparison
ModelPorscheCayenne (955)Turbo 4.5 V8PorscheCayenne III3.0 V6
Power
450hp336kW
340hp254kW
Torque
620Nm457lb-ft
450Nm332lb-ft
Curb weight
2,430kg5,357lb
1,985kg4,376lb
Gross weight
3,080kg6,790lb
2,830kg6,239lb
Top speed
266 km/h
165 mph
245 km/h
152 mph
To 99% top speed
89.3s99% target: 263 km/h / 164 mph
Calculated
80.1s99% target: 243 km/h / 151 mph
Calculated
0-100 km/h
5.6s
6.2s
0-200 km/h
20.9s
Calculated
24.7s
Calculated
0-60 mph
5.3s
Calculated
5.9s
Calculated
Fuel consumption
15.7L/100 km15mpg US18.0mpg UK
9.2L/100 km25.6mpg US30.7mpg UK
Fuel consumption city
21.9L/100 km10.7mpg US12.9mpg UK
11.3L/100 km20.8mpg US25.0mpg UK
Fuel consumption highway
11.9L/100 km19.8mpg US23.7mpg UK
8L/100 km29.4mpg US35.3mpg UK
Quarter mile
13.7s
Calculated
14.3s
Calculated
Power-to-weight
185hp/t138kW/t84hp/1000 lb
Calculated
171hp/t128kW/t78hp/1000 lb
Calculated
Torque-to-weight
255Nm/t171lb-ft/ton
Calculated
227Nm/t152lb-ft/ton
Calculated
Estimated range
637km396mi
Calculated
815km507mi
Calculated
Displacement
4,511cc275cu in
2,995cc183cu in
Length
4,782mm188in
4,918mm194in
Width
1,928mm76in
1,983mm78in
Height
1,699mm67in
1,696mm67in
Wheelbase
2,855mm112in
2,895mm114in
Front track
1,647mm65in
-
Rear track
1,662mm65in
-
Trunk volume
540L
770L
Max trunk volume
1,770L
1,710L
Doors
5
5
Seats
5
5
Fuel tank
100L
75L
CO2 emissions
378g/km
209g/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.

Porsche Cayenne (955) Turbo 4.5 V8Porsche Cayenne III 3.0 V6PowerTorque
  • Porsche Cayenne (955) Turbo 4.5 V8: Power / Torque
  • Porsche Cayenne III 3.0 V6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
PorscheCayenne (955)Turbo 4.5 V86,000 rpm2,250-4,750 rpm6,250 rpm
PorscheCayenne III3.0 V65,300-6,400 rpm1,340-5,300 rpm6,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorscheCayenne (955)Turbo 4.5 V8PorscheCayenne III3.0 V6
Acceleration checkpoints
0-60 mph
0-97 km/h
5.3 s
5.9 s
0-100 km/h
0-62 mph
5.6 s
6.2 s
0-200 km/h
0-124 mph
20.9 s
24.7 s
Top speed
266 km/h
165 mph
245 km/h
152 mph
Drag race simulation
60 ft
18 m
2.2 s
2.3 s
330 ft
101 m
5.9 s
6.2 s
1/8 mile
201 m
9.0 s
9.3 s
1000 ft
305 m
11.6 s
12.0 s
1/4 mile
402 m
13.7 s
14.3 s
Trap speed
1/4 mile
402 m
167 km/h
104 mph
161 km/h
100 mph

Power comparison

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

Chart data table
VehicleValue
PorscheCayenne (955)Turbo 4.5 V8
450 hp
336 kW
PorscheCayenne III3.0 V6
340 hp
254 kW

Porsche Cayenne (955) Turbo 4.5 V8 has 110 hp more than Porsche Cayenne III 3.0 V6.

The biggest power difference is between Porsche Cayenne III 3.0 V6 and Porsche Cayenne (955) Turbo 4.5 V8: 110 hp (82 kW).

Torque comparison

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

Chart data table
VehicleValue
PorscheCayenne (955)Turbo 4.5 V8
620 Nm
457 lb-ft
PorscheCayenne III3.0 V6
450 Nm
332 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
PorscheCayenne (955)Turbo 4.5 V8
2,430 kg
5,357 lb
PorscheCayenne III3.0 V6
1,985 kg
4,376 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
PorscheCayenne (955)Turbo 4.5 V8
266 km/h
165 mph
PorscheCayenne III3.0 V6
245 km/h
152 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
PorscheCayenne (955)Turbo 4.5 V85.6 s
PorscheCayenne III3.0 V66.2 s

The biggest 0-100 km/h difference is between Porsche Cayenne (955) Turbo 4.5 V8 and Porsche Cayenne III 3.0 V6: 0.6 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
PorscheCayenne (955)Turbo 4.5 V8
15.7 L/100 km
15.0 mpg US
18.0 mpg UK
PorscheCayenne III3.0 V6
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

The biggest fuel consumption difference is between Porsche Cayenne III 3.0 V6 and Porsche Cayenne (955) Turbo 4.5 V8: 6.5 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
PorscheCayenne (955)Turbo 4.5 V8
185 hp/t
138 kW/t
5.4 kg/hp
PorscheCayenne III3.0 V6
171 hp/t
128 kW/t
5.8 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
PorscheCayenne (955)Turbo 4.5 V8
637 km
396 mi
PorscheCayenne III3.0 V6
815 km
507 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
PorscheCayenne (955)Turbo 4.5 V8
450 hp
336 kW
5.6 s
266 km/h
165 mph
PorscheCayenne III3.0 V6
340 hp
254 kW
6.2 s
245 km/h
152 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
PorscheCayenne (955)Turbo 4.5 V8
Power
450 hp
336 kW
0-100 km/h5.6 s
Top speed
266 km/h
165 mph
Doors/seats
5 doors
5 seats
Trunk
540 L
19.1 cu ft
Length
4,782 mm
188.3 in
Height
1,699 mm
66.9 in
PorscheCayenne III3.0 V6
Power
340 hp
254 kW
0-100 km/h6.2 s
Top speed
245 km/h
152 mph
Doors/seats
5 doors
5 seats
Trunk
770 L
27.2 cu ft
Length
4,918 mm
193.6 in
Height
1,696 mm
66.8 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
PorscheCayenne (955)Turbo 4.5 V8
Power
450 hp
336 kW
0-100 km/h5.6 s
Top speed
266 km/h
165 mph
15.7 L/100 km
15.0 mpg US
18.0 mpg UK
PorscheCayenne III3.0 V6
Power
340 hp
254 kW
0-100 km/h6.2 s
Top speed
245 km/h
152 mph
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

Porsche Cayenne III 3.0 V6 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
PorscheCayenne (955)Turbo 4.5 V8
15.7 L/100 km
15.0 mpg US
18.0 mpg UK
5.6 s
PorscheCayenne III3.0 V6
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
6.2 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
PorscheCayenne (955)Turbo 4.5 V8
185 hp/t
138 kW/t
5.4 kg/hp
15.7 L/100 km
15.0 mpg US
18.0 mpg UK
PorscheCayenne III3.0 V6
171 hp/t
128 kW/t
5.8 kg/hp
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorscheCayenne (955)Turbo 4.5 V8PorscheCayenne III3.0 V6
Power
450 hp
336 kW
340 hp
254 kW
Torque
620 Nm
457 lb-ft
450 Nm
332 lb-ft
Acceleration
5.6 s
6.2 s
Top speed
266 km/h
165 mph
245 km/h
152 mph
Lightness
2,430 kg
5,357 lb
1,985 kg
4,376 lb
Fuel consumption
15.7 L/100 km
15.0 mpg US
18.0 mpg UK
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
540 L
19.1 cu ft
Length
4,782 mm
188.3 in
Height
1,699 mm
66.9 in
Doors/seats
5 doors
5 seats
Trunk
770 L
27.2 cu ft
Length
4,918 mm
193.6 in
Height
1,696 mm
66.8 in
Range score
637 km
396 mi
815 km
507 mi
CO2 score
378 g/km
209 g/km
Trunk score
540 L
19.1 cu ft
770 L
27.2 cu ft
Power-to-weight score
185 hp/t
138 kW/t
5.4 kg/hp
171 hp/t
128 kW/t
5.8 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
VehiclePorsche Cayenne (955) Turbo 4.5 V8Porsche Cayenne III 3.0 V6
Consumption15.7 L/100 km15 mpg US18 mpg UK9.2 L/100 km25.6 mpg US30.7 mpg UK
Cost / 100 km27.47 LC100 km16.10 LC100 km
Cost / 100 mi44.22 LC100 mi25.91 LC100 mi
Annual fuel used2,355 L622 US gal518 UK gal1,380 L365 US gal304 UK gal
Annual fuel cost4,121 LC/year2,415 LC/year

Head-to-head comparisons

Porsche Cayenne (955) Turbo 4.5 V8

  • Has 110 hp more
  • Has 170 Nm more
  • Is 0.6 s quicker from 0-100 km/h
  • Has 21 km/h (13 mph) higher top speed
  • Has 14 hp/t better power-to-weight

Pros

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

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk
  • Highest CO2 emissions

Porsche Cayenne III 3.0 V6

  • Is 445 kg lighter
  • Uses 6.5 L/100 km less fuel
  • Has 178 km (111 mi) more estimated range
  • Has 230 L more trunk volume
  • Emits 169 g/km less CO2

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche Cayenne (955) Turbo 4.5 V8
Porsche Cayenne III 3.0 V6
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