Car comparison

Porsche Cayenne (955) · Facelift 2007 Turbo S 4.8 V8vsMercedes-Benz M-class (W164) · Facelift 2008 AMG ML 63 V8

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

New comparison

Porsche Cayenne (955) · Facelift 2007

Turbo S 4.8 V8

550 hp4806 ccGasolineAWDAutomaticTwin-turboSUV2008-2010
VS

Mercedes-Benz M-class (W164) · Facelift 2008

AMG ML 63 V8

510 hp6208 ccGasolineAWDAutomaticNaturally aspiratedSUV2008-2010

Comparison overview

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

Best choices

Porsche Cayenne (955) Facelift 2007 Turbo S 4.8 V8

  • Quickest 0-100 km/h
    4.8 s
  • Fastest top speed
    290 km/h
    180 mph Unrestricted
    280 km/h
    174 mph Restricted
  • Most powerful
    550 hp
    410 kW
  • Highest torque
    750 Nm
    553 lb-ft
  • Best power-to-weight
    234 hp/t
    174 kW/t
    4.3 kg/hp
  • Lowest combined fuel consumption
    14.9 L/100 km
    15.8 mpg US
    19.0 mpg UK
  • Lowest city consumption
    22.5 L/100 km
    10.5 mpg US
    12.6 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
    84/100
  • Best performance score
    83/100
  • Best economy score
    67/100

Specification comparison

Specification comparison
ModelPorscheCayenne (955)Facelift 2007Turbo S 4.8 V8Mercedes-BenzM-class (W164)Facelift 2008AMG ML 63 V8
Power
550hp410kW
510hp380kW
Torque
750Nm553lb-ft
630Nm465lb-ft
Curb weight
2,355kg5,192lb
2,235kg4,927lb
Gross weight
3,080kg6,790lb
2,880kg6,349lb
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
71.5s99% target: 287 km/h / 178 mph
Calculated
66.2s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
4.8s
5.0s
0-200 km/h
15.2s
Calculated
17.8s
Calculated
0-60 mph
4.6s
Calculated
4.8s
Calculated
Fuel consumption
14.9L/100 km15.8mpg US19.0mpg UK
16.5L/100 km14.3mpg US17.1mpg UK
Fuel consumption city
22.5L/100 km10.5mpg US12.6mpg UK
24.1L/100 km9.8mpg US11.7mpg UK
Fuel consumption highway
10.5L/100 km22.4mpg US26.9mpg UK
12.2L/100 km19.3mpg US23.2mpg UK
Quarter mile
12.8s
Calculated
13.1s
Calculated
Power-to-weight
234hp/t174kW/t106hp/1000 lb
Calculated
228hp/t170kW/t104hp/1000 lb
Calculated
Torque-to-weight
318Nm/t213lb-ft/ton
Calculated
282Nm/t189lb-ft/ton
Calculated
Estimated range
671km417mi
Calculated
576km358mi
Calculated
Displacement
4,806cc293cu in
6,208cc379cu in
Length
4,795mm189in
4,812mm189in
Width
1,928mm76in
-
Height
1,696mm67in
1,899mm75in
Wheelbase
2,855mm112in
2,915mm115in
Front track
1,641mm65in
-
Rear track
1,656mm65in
-
Ground clearance
271mm11in
234mm9in
Trunk volume
540L
833L
Max trunk volume
1,770L
2,050L
Doors
5
5
Seats
5
5
Fuel tank
100L
95L

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 S 4.8 V8Mercedes-Benz M-class (W164) Facelift 2008 AMG ML 63 V8PowerTorque
  • Porsche Cayenne (955) Facelift 2007 Turbo S 4.8 V8: Power / Torque
  • Mercedes-Benz M-class (W164) Facelift 2008 AMG ML 63 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
PorscheCayenne (955)Facelift 2007Turbo S 4.8 V86,000 rpm2,250 rpm6,250 rpm
Mercedes-BenzM-class (W164)Facelift 2008AMG ML 63 V86,800 rpm5,200 rpm7,050 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorscheCayenne (955)Facelift 2007Turbo S 4.8 V8Mercedes-BenzM-class (W164)Facelift 2008AMG ML 63 V8
Acceleration checkpoints
0-60 mph
0-97 km/h
4.6 s
4.8 s
0-100 km/h
0-62 mph
4.8 s
5.0 s
0-200 km/h
0-124 mph
15.2 s
17.8 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Likely limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.2 s
2.2 s
330 ft
101 m
5.7 s
5.7 s
1/8 mile
201 m
8.4 s
8.6 s
1000 ft
305 m
10.8 s
11.1 s
1/4 mile
402 m
12.8 s
13.1 s
Trap speed
1/4 mile
402 m
184 km/h
114 mph
176 km/h
109 mph

Power comparison

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

Chart data table
VehicleValue
PorscheCayenne (955)Facelift 2007Turbo S 4.8 V8
550 hp
410 kW
Mercedes-BenzM-class (W164)Facelift 2008AMG ML 63 V8
510 hp
380 kW

Porsche Cayenne (955) Facelift 2007 Turbo S 4.8 V8 has 40 hp more than Mercedes-Benz M-class (W164) Facelift 2008 AMG ML 63 V8.

The biggest power difference is between Mercedes-Benz M-class (W164) Facelift 2008 AMG ML 63 V8 and Porsche Cayenne (955) Facelift 2007 Turbo S 4.8 V8: 40 hp (30 kW).

Torque comparison

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

Chart data table
VehicleValue
PorscheCayenne (955)Facelift 2007Turbo S 4.8 V8
750 Nm
553 lb-ft
Mercedes-BenzM-class (W164)Facelift 2008AMG ML 63 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 S 4.8 V8
2,355 kg
5,192 lb
Mercedes-BenzM-class (W164)Facelift 2008AMG ML 63 V8
2,235 kg
4,927 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 S 4.8 V8
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Mercedes-BenzM-class (W164)Facelift 2008AMG ML 63 V8
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 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 S 4.8 V84.8 s
Mercedes-BenzM-class (W164)Facelift 2008AMG ML 63 V85.0 s

The biggest 0-100 km/h difference is between Porsche Cayenne (955) Facelift 2007 Turbo S 4.8 V8 and Mercedes-Benz M-class (W164) Facelift 2008 AMG ML 63 V8: 0.2 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 S 4.8 V8
14.9 L/100 km
15.8 mpg US
19.0 mpg UK
Mercedes-BenzM-class (W164)Facelift 2008AMG ML 63 V8
16.5 L/100 km
14.3 mpg US
17.1 mpg UK

The biggest fuel consumption difference is between Porsche Cayenne (955) Facelift 2007 Turbo S 4.8 V8 and Mercedes-Benz M-class (W164) Facelift 2008 AMG ML 63 V8: 1.6 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 S 4.8 V8
234 hp/t
174 kW/t
4.3 kg/hp
Mercedes-BenzM-class (W164)Facelift 2008AMG ML 63 V8
228 hp/t
170 kW/t
4.4 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
PorscheCayenne (955)Facelift 2007Turbo S 4.8 V8
671 km
417 mi
Mercedes-BenzM-class (W164)Facelift 2008AMG ML 63 V8
576 km
358 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
PorscheCayenne (955)Facelift 2007Turbo S 4.8 V8
550 hp
410 kW
4.8 s
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Mercedes-BenzM-class (W164)Facelift 2008AMG ML 63 V8
510 hp
380 kW
5.0 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 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 S 4.8 V8
Power
550 hp
410 kW
0-100 km/h4.8 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 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
Mercedes-BenzM-class (W164)Facelift 2008AMG ML 63 V8
Power
510 hp
380 kW
0-100 km/h5.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
833 L
29.4 cu ft
Length
4,812 mm
189.4 in
Height
1,899 mm
74.8 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)Facelift 2007Turbo S 4.8 V8
Power
550 hp
410 kW
0-100 km/h4.8 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
14.9 L/100 km
15.8 mpg US
19.0 mpg UK
Mercedes-BenzM-class (W164)Facelift 2008AMG ML 63 V8
Power
510 hp
380 kW
0-100 km/h5.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
16.5 L/100 km
14.3 mpg US
17.1 mpg UK

Porsche Cayenne (955) Facelift 2007 Turbo S 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 S 4.8 V8
14.9 L/100 km
15.8 mpg US
19.0 mpg UK
4.8 s
Mercedes-BenzM-class (W164)Facelift 2008AMG ML 63 V8
16.5 L/100 km
14.3 mpg US
17.1 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 S 4.8 V8
234 hp/t
174 kW/t
4.3 kg/hp
14.9 L/100 km
15.8 mpg US
19.0 mpg UK
Mercedes-BenzM-class (W164)Facelift 2008AMG ML 63 V8
228 hp/t
170 kW/t
4.4 kg/hp
16.5 L/100 km
14.3 mpg US
17.1 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorscheCayenne (955)Facelift 2007Turbo S 4.8 V8Mercedes-BenzM-class (W164)Facelift 2008AMG ML 63 V8
Power
550 hp
410 kW
510 hp
380 kW
Torque
750 Nm
553 lb-ft
630 Nm
465 lb-ft
Acceleration
4.8 s
5.0 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
2,355 kg
5,192 lb
2,235 kg
4,927 lb
Fuel consumption
14.9 L/100 km
15.8 mpg US
19.0 mpg UK
16.5 L/100 km
14.3 mpg US
17.1 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
833 L
29.4 cu ft
Length
4,812 mm
189.4 in
Height
1,899 mm
74.8 in
Range score
671 km
417 mi
576 km
358 mi
Trunk score
540 L
19.1 cu ft
833 L
29.4 cu ft
Power-to-weight score
234 hp/t
174 kW/t
4.3 kg/hp
228 hp/t
170 kW/t
4.4 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 S 4.8 V8Mercedes-Benz M-class (W164) Facelift 2008 AMG ML 63 V8
Consumption14.9 L/100 km15.8 mpg US19 mpg UK16.5 L/100 km14.3 mpg US17.1 mpg UK
Cost / 100 km26.08 LC100 km28.88 LC100 km
Cost / 100 mi41.96 LC100 mi46.47 LC100 mi
Annual fuel used2,235 L590 US gal492 UK gal2,475 L654 US gal544 UK gal
Annual fuel cost3,911 LC/year4,331 LC/year

Head-to-head comparisons

Porsche Cayenne (955) Facelift 2007 Turbo S 4.8 V8

  • Has 40 hp more
  • Has 120 Nm more
  • Is 0.2 s quicker from 0-100 km/h
  • Has 30 km/h (19 mph) higher top speed
  • Uses 1.6 L/100 km less fuel
  • Has 5 hp/t better power-to-weight
  • Has 95 km (59 mi) more estimated range

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range

Cons

  • Heaviest
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche Cayenne (955) Turbo S 4.8 V8
Mercedes-Benz M-class (W164) AMG ML 63 V8
Compare selected cars
2 vehicles selected

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