The Comparative Analysis :
Mercedes ML 500 4MATIC 7G-TRONIC (07 - 08) vs. Porsche Cayenne GTS Tiptronic (08 - 10)
€ 70,500

€ 81,400

€ 70,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 81,400
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ considerably. The Mercedes ML 500 is 0.3 inches shorter, 1.8 inches narrower and 6.5 inches taller than the Porsche Cayenne GTS.
Mercedes ML 500
Porsche Cayenne GTS
72.4
75.2
83.7
65.9
77
86.6
75.2 in
Width
77 in
83.7 in
Width Incl. Mirrors
86.6 in
72.4 in
Height
65.9 in
114.8
188.5
112.4
188.8
188.5 in
Length
188.8 in
114.8 in
Wheelbase
112.4 in
Vehicle Weight
Mercedes ML 500
Porsche Cayenne GTS
4817 lb
Curb Weight
5115 lb
6239 lb
Gross Vehicle
Weight
Weight
6790 lb

Weight Difference:
298 lb
5.83 %

General
Mercedes ML 500
Porsche Cayenne GTS
W164
Generation
9PA/955
Sport Utility Vehicle
Car Body Style
Sport Utility Vehicle
Mid-Grade Unleaded
Fuel Type
Premium Unleaded

Permanent all-wheel drive (AWD)
Drivetrain
Permanent all-wheel drive (AWD)

7-speed automatic transmission
Transmission
6-speed automatic transmission
Engine
Mercedes ML 500
Porsche Cayenne GTS
V8 gasoline engine (naturally aspirated engine)
Engine Type
V8 gasoline engine (naturally aspirated engine)
Mercedes-Benz M 273
Engine Series
M 273.963
Engine Code

4
Valves
4
8
Cylinders
8
5.5 L / 269 cu in
Displacement
4.8 L / 235 cu in
383 hp
at 6000 rpm
Power
399 hp
at 6500 rpm
Mercedes ML 500
383 hp
399 hp
Porsche Cayenne GTS
391 lb‑ft
at 2800 rpm
Max. Torque
369 lb‑ft
at 3500 rpm
Mercedes ML 500
391 lb‑ft
369 lb‑ft
Porsche Cayenne GTS
Performance
Mercedes ML 500
Porsche Cayenne GTS
155 mph
Maximum Speed
156 mph
5.8 sec
Acceleration 0 to 62 mph
6.5 sec
62 mph
62
mph
mph
266 ft
0.000 sec

Mercedes ML 500
62 mph
62
mph
mph
295 ft
0.000 sec

Porsche Cayenne GTS
▶ REPLAY
12.58 lb/hp
Weight-to-Power Ratio
12.82 lb/hp
Mercedes ML 500
12.58 lb/hp
12.82 lb/hp
Porsche Cayenne GTS
Fuel Economy / Emissions
Mercedes ML 500
Porsche Cayenne GTS
Fuel Economy
18 mpg
combined
17 mpg
Mercedes ML 500
18 mpg
17 mpg
Porsche Cayenne GTS
13 mpg
city
11 mpg
24 mpg
highway
23 mpg
25.1 gal
Fuel Tank Capacity
26.4 gal
461 mi
Range
447 mi
Mercedes ML 500
461 mi
447 mi
Porsche Cayenne GTS
Environmental Impact
242.5 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
263.3 kWh
Mercedes ML 500
242.5 kWh
263.3 kWh
Porsche Cayenne GTS
Euro 4 III
Emission Standard
Euro 4 III
489 g/mi (NEFZ)
CO2 Emissions
534 g/mi (NEFZ)
Practical Convenience
Mercedes ML 500
Porsche Cayenne GTS
5
Doors
5
5
No. of Seats
5
1422 lb
Maximum Payload
1676 lb
14.2 cu ft
Trunk Volume
15.3 cu ft









58 cu ft
Cargo Volume (Seats Down)
50.1 cu ft