The Comparative Analysis :
Mercedes ML 420 CDI 4MATIC 7G-TRONIC (08 - 11) vs. Porsche Cayenne Coupé GTS Tiptronic S (20 - ..)
€ 72,100

€ 118,500

€ 72,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 118,500
ⓘ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 420 CDI is 15.1 cm shorter, 8.4 cm narrower and 15.9 cm taller than the Porsche Cayenne Coupé GTS.
Mercedes ML 420 CDI
Porsche Cayenne Coupé GTS
1815
1911
2127
1656
1995
2194
1911 mm
Width
1995 mm
2127 mm
Width Incl. Mirrors
2194 mm
1815 mm
Height
1656 mm
2915
4788
2895
4939
4788 mm
Length
4939 mm
2915 mm
Wheelbase
2895 mm
Vehicle Weight
Mercedes ML 420 CDI
Porsche Cayenne Coupé GTS
2315 kg
Kerb Weight
2250 kg
2950 kg
Gross Vehicle
Weight
Weight
2850 kg

Weight Difference:
65 kg
2.81 %

General
Mercedes ML 420 CDI
Porsche Cayenne Coupé GTS
W164
Generation
9YA
Sport Utility Vehicle
Car Body Style
Sport Utility Vehicle
Diesel
Fuel Type
Super Unleaded (98 RON)

Permanent all-wheel drive
Drive
Permanent all-wheel drive

7-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
Mercedes ML 420 CDI
Porsche Cayenne Coupé GTS
V8 diesel engine with turbocharger
Engine Type
V8 petrol engine with two turbochargers (biturbo)
Mercedes-Benz OM 629
Engine Series
OM 629.912
Engine Code

4
Valves
4
8
Cylinders
8
3996 CC
Engine Capacity
3996 CC
302 bhp
at 3600 rpm
Power
454 bhp
at 6000 rpm
Mercedes ML 420 CDI
302 bhp
454 bhp
Porsche Cayenne Coupé GTS
700 NM
at 2000 rpm
Max. Torque
620 NM
at 1800 rpm
Mercedes ML 420 CDI
700 NM
620 NM
Porsche Cayenne Coupé GTS
Performance
Mercedes ML 420 CDI
Porsche Cayenne Coupé GTS
146 mph
Maximum Speed
168 mph
6.8 sec
Acceleration 0 to 62 mph
4.5 sec
62 mph
62
mph
mph
94 m
0.000 sec

Mercedes ML 420 CDI
62 mph
62
mph
mph
63 m
0.000 sec

Porsche Cayenne Coupé GTS
▶ REPLAY
7.67 kg/bhp
Weight-to-Power Ratio
4.96 kg/bhp
Mercedes ML 420 CDI
7.67 kg/bhp
4.96 kg/bhp
Porsche Cayenne Coupé GTS
Fuel Economy / Emissions
Mercedes ML 420 CDI
Porsche Cayenne Coupé GTS
Fuel Economy
27 mpg
combined
25 mpg
Mercedes ML 420 CDI
27 mpg
25 mpg
Porsche Cayenne Coupé GTS
20 mpg
city
18 mpg
33 mpg
motorway
31 mpg
95 L
Fuel Tank Capacity
90 L
557 mi
Range
490 mi
Mercedes ML 420 CDI
557 mi
490 mi
Porsche Cayenne Coupé GTS
Environmental Impact
218.1 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).
216 kWh
Mercedes ML 420 CDI
218.1 kWh
216 kWh
Porsche Cayenne Coupé GTS
Euro 4 III
Emission Standard
Euro 6d-ISC-FCM (WLTP) 36AP-AR
279 g/km (NEFZ)
CO2 Emissions
302 g/km (WLTP)
Practical Convenience
Mercedes ML 420 CDI
Porsche Cayenne Coupé GTS
5
Doors
5
5
No. of Seats
4
635 kg
Maximum Payload
600 kg
500 L
Boot Capacity
625 L









2050 L
Boot Capacity (Seats Down)
1540 L