Car comparison

Porsche Cayenne (955) · Facelift 2007 Turbo 4.8 V8vsJeep Grand Cherokee IV (WK2) SRT8 6.4 V8

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

New comparison

Porsche Cayenne (955) · Facelift 2007

Turbo 4.8 V8

500 hp4806 ccGasolineAWDAutomaticTwin-turboSUV2007-2010
VS

Jeep Grand Cherokee IV (WK2)

SRT8 6.4 V8

477 hp6417 ccGasolineAWDAutomaticNaturally aspiratedSUV2011-2013

Comparison overview

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

Best choices

Porsche Cayenne (955) Facelift 2007 Turbo 4.8 V8

  • Fastest top speed
    275 km/h
    171 mph
  • Most powerful
    500 hp
    373 kW
  • Highest torque
    700 Nm
    516 lb-ft
  • Best power-to-weight
    212 hp/t
    158 kW/t
    4.7 kg/hp
  • Lowest combined fuel consumption
    14.9 L/100 km
    15.8 mpg US
    19.0 mpg UK
  • Lowest highway consumption
    10.5 L/100 km
    22.4 mpg US
    26.9 mpg UK
  • Best estimated range
    671 km
    417 mi
  • Best overall score
    82/100
  • Best performance score
    80/100
  • Best economy score
    67/100

Specification comparison

Specification comparison
ModelPorscheCayenne (955)Facelift 2007Turbo 4.8 V8JeepGrand Cherokee IV (WK2)SRT8 6.4 V8
Power
500hp373kW
477hp356kW
Torque
700Nm516lb-ft
630Nm465lb-ft
Curb weight
2,355kg5,192lb
2,336kg5,150lb
Gross weight
3,080kg6,790lb
2,948kg6,499lb
Top speed
275 km/h
171 mph
257 km/h
160 mph
To 99% top speed
73.8s99% target: 272 km/h / 169 mph
Calculated
74.6s99% target: 254 km/h / 158 mph
Calculated
0-100 km/h
5.1s
5.0s
0-200 km/h
17.2s
Calculated
19.3s
Calculated
0-60 mph
4.9s
Calculated
4.7s
Calculated
Fuel consumption
14.9L/100 km15.8mpg US19.0mpg UK
16.8L/100 km14mpg US16.8mpg UK
Fuel consumption city
22.5L/100 km10.5mpg US12.6mpg UK
19.6L/100 km12mpg US14.4mpg UK
Fuel consumption highway
10.5L/100 km22.4mpg US26.9mpg UK
13.1L/100 km18mpg US21.6mpg UK
Quarter mile
13.2s
Calculated
13.2s
Calculated
Power-to-weight
212hp/t158kW/t96hp/1000 lb
Calculated
204hp/t152kW/t93hp/1000 lb
Calculated
Torque-to-weight
297Nm/t199lb-ft/ton
Calculated
270Nm/t180lb-ft/ton
Calculated
Estimated range
671km417mi
Calculated
554km344mi
Calculated
Displacement
4,806cc293cu in
6,417cc392cu in
Length
4,795mm189in
4,859mm191in
Width
1,928mm76in
1,958mm77in
Height
1,696mm67in
1,756mm69in
Wheelbase
2,855mm112in
2,915mm115in
Front track
1,641mm65in
1,617mm64in
Rear track
1,656mm65in
1,633mm64in
Ground clearance
271mm11in
211mm8in
Trunk volume
540L
-
Max trunk volume
1,770L
-
Doors
5
5
Seats
5
5
Fuel tank
100L
93L

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) Facelift 2007 Turbo 4.8 V8Jeep Grand Cherokee IV (WK2) SRT8 6.4 V8PowerTorque
  • Porsche Cayenne (955) Facelift 2007 Turbo 4.8 V8: Power / Torque
  • Jeep Grand Cherokee IV (WK2) SRT8 6.4 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
PorscheCayenne (955)Facelift 2007Turbo 4.8 V86,000 rpm2,250-4,500 rpm6,700 rpm
JeepGrand Cherokee IV (WK2)SRT8 6.4 V86,000 rpm4,300 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorscheCayenne (955)Facelift 2007Turbo 4.8 V8JeepGrand Cherokee IV (WK2)SRT8 6.4 V8
Acceleration checkpoints
0-60 mph
0-97 km/h
4.9 s
4.7 s
0-100 km/h
0-62 mph
5.1 s
5.0 s
0-200 km/h
0-124 mph
17.2 s
19.3 s
Top speed
275 km/h
171 mph
257 km/h
160 mph
Drag race simulation
60 ft
18 m
2.2 s
2.1 s
330 ft
101 m
5.8 s
5.7 s
1/8 mile
201 m
8.7 s
8.6 s
1000 ft
305 m
11.1 s
11.1 s
1/4 mile
402 m
13.2 s
13.2 s
Trap speed
1/4 mile
402 m
177 km/h
110 mph
172 km/h
107 mph

Power comparison

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

Chart data table
VehicleValue
PorscheCayenne (955)Facelift 2007Turbo 4.8 V8
500 hp
373 kW
JeepGrand Cherokee IV (WK2)SRT8 6.4 V8
477 hp
356 kW

Porsche Cayenne (955) Facelift 2007 Turbo 4.8 V8 has 23 hp more than Jeep Grand Cherokee IV (WK2) SRT8 6.4 V8.

The biggest power difference is between Jeep Grand Cherokee IV (WK2) SRT8 6.4 V8 and Porsche Cayenne (955) Facelift 2007 Turbo 4.8 V8: 23 hp (17 kW).

Torque comparison

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

Chart data table
VehicleValue
PorscheCayenne (955)Facelift 2007Turbo 4.8 V8
700 Nm
516 lb-ft
JeepGrand Cherokee IV (WK2)SRT8 6.4 V8
630 Nm
465 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
PorscheCayenne (955)Facelift 2007Turbo 4.8 V8
2,355 kg
5,192 lb
JeepGrand Cherokee IV (WK2)SRT8 6.4 V8
2,336 kg
5,150 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)Facelift 2007Turbo 4.8 V8
275 km/h
171 mph
JeepGrand Cherokee IV (WK2)SRT8 6.4 V8
257 km/h
160 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
PorscheCayenne (955)Facelift 2007Turbo 4.8 V85.1 s
JeepGrand Cherokee IV (WK2)SRT8 6.4 V85.0 s

Although Porsche Cayenne (955) Facelift 2007 Turbo 4.8 V8 has more power, Jeep Grand Cherokee IV (WK2) SRT8 6.4 V8 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Jeep Grand Cherokee IV (WK2) SRT8 6.4 V8 and Porsche Cayenne (955) Facelift 2007 Turbo 4.8 V8: 0.1 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)Facelift 2007Turbo 4.8 V8
14.9 L/100 km
15.8 mpg US
19.0 mpg UK
JeepGrand Cherokee IV (WK2)SRT8 6.4 V8
16.8 L/100 km
14.0 mpg US
16.8 mpg UK

The biggest fuel consumption difference is between Porsche Cayenne (955) Facelift 2007 Turbo 4.8 V8 and Jeep Grand Cherokee IV (WK2) SRT8 6.4 V8: 1.9 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)Facelift 2007Turbo 4.8 V8
212 hp/t
158 kW/t
4.7 kg/hp
JeepGrand Cherokee IV (WK2)SRT8 6.4 V8
204 hp/t
152 kW/t
4.9 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
PorscheCayenne (955)Facelift 2007Turbo 4.8 V8
671 km
417 mi
JeepGrand Cherokee IV (WK2)SRT8 6.4 V8
554 km
344 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
PorscheCayenne (955)Facelift 2007Turbo 4.8 V8
500 hp
373 kW
5.1 s
275 km/h
171 mph
JeepGrand Cherokee IV (WK2)SRT8 6.4 V8
477 hp
356 kW
5.0 s
257 km/h
160 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)Facelift 2007Turbo 4.8 V8
Power
500 hp
373 kW
0-100 km/h5.1 s
Top speed
275 km/h
171 mph
Doors/seats
5 doors
5 seats
Trunk
540 L
19.1 cu ft
Length
4,795 mm
188.8 in
Height
1,696 mm
66.8 in
JeepGrand Cherokee IV (WK2)SRT8 6.4 V8
Power
477 hp
356 kW
0-100 km/h5.0 s
Top speed
257 km/h
160 mph
Doors/seats
5 doors
5 seats
Trunk-
Length
4,859 mm
191.3 in
Height
1,756 mm
69.1 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)Facelift 2007Turbo 4.8 V8
Power
500 hp
373 kW
0-100 km/h5.1 s
Top speed
275 km/h
171 mph
14.9 L/100 km
15.8 mpg US
19.0 mpg UK
JeepGrand Cherokee IV (WK2)SRT8 6.4 V8
Power
477 hp
356 kW
0-100 km/h5.0 s
Top speed
257 km/h
160 mph
16.8 L/100 km
14.0 mpg US
16.8 mpg UK

Porsche Cayenne (955) Facelift 2007 Turbo 4.8 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
PorscheCayenne (955)Facelift 2007Turbo 4.8 V8
14.9 L/100 km
15.8 mpg US
19.0 mpg UK
5.1 s
JeepGrand Cherokee IV (WK2)SRT8 6.4 V8
16.8 L/100 km
14.0 mpg US
16.8 mpg UK
5.0 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)Facelift 2007Turbo 4.8 V8
212 hp/t
158 kW/t
4.7 kg/hp
14.9 L/100 km
15.8 mpg US
19.0 mpg UK
JeepGrand Cherokee IV (WK2)SRT8 6.4 V8
204 hp/t
152 kW/t
4.9 kg/hp
16.8 L/100 km
14.0 mpg US
16.8 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorscheCayenne (955)Facelift 2007Turbo 4.8 V8JeepGrand Cherokee IV (WK2)SRT8 6.4 V8
Power
500 hp
373 kW
477 hp
356 kW
Torque
700 Nm
516 lb-ft
630 Nm
465 lb-ft
Acceleration
5.1 s
5.0 s
Top speed
275 km/h
171 mph
257 km/h
160 mph
Lightness
2,355 kg
5,192 lb
2,336 kg
5,150 lb
Fuel consumption
14.9 L/100 km
15.8 mpg US
19.0 mpg UK
16.8 L/100 km
14.0 mpg US
16.8 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
540 L
19.1 cu ft
Length
4,795 mm
188.8 in
Height
1,696 mm
66.8 in
Doors/seats
5 doors
5 seats
Trunk-
Length
4,859 mm
191.3 in
Height
1,756 mm
69.1 in
Range score
671 km
417 mi
554 km
344 mi
Trunk score
540 L
19.1 cu ft
-
Power-to-weight score
212 hp/t
158 kW/t
4.7 kg/hp
204 hp/t
152 kW/t
4.9 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) Facelift 2007 Turbo 4.8 V8Jeep Grand Cherokee IV (WK2) SRT8 6.4 V8
Consumption14.9 L/100 km15.8 mpg US19 mpg UK16.8 L/100 km14 mpg US16.8 mpg UK
Cost / 100 km26.08 LC100 km29.40 LC100 km
Cost / 100 mi41.96 LC100 mi47.31 LC100 mi
Annual fuel used2,235 L590 US gal492 UK gal2,520 L666 US gal554 UK gal
Annual fuel cost3,911 LC/year4,410 LC/year

Head-to-head comparisons

Porsche Cayenne (955) Facelift 2007 Turbo 4.8 V8

  • Has 23 hp more
  • Has 70 Nm more
  • Has 18 km/h (11 mph) higher top speed
  • Uses 1.9 L/100 km less fuel
  • Has 8 hp/t better power-to-weight
  • Has 118 km (73 mi) more estimated range

Pros

  • Highest top speed
  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Heaviest

Jeep Grand Cherokee IV (WK2) SRT8 6.4 V8

  • Is 19 kg lighter
  • Is 0.1 s quicker from 0-100 km/h

Pros

  • Quickest 0-100 km/h in this comparison
  • Lightest

Cons

  • Lowest power
  • Highest combined fuel consumption
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche Cayenne (955) Turbo 4.8 V8
Jeep Grand Cherokee IV (WK2) SRT8 6.4 V8
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2 vehicles selected

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