The Comparative Analysis :
Porsche Cayenne GTS Tiptronic S (12 - 14) vs. Mercedes ML 420 CDI DPF 4MATIC 7G-TRONIC (06 - 08)
€ 92,200

€ 70,400

€ 92,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 70,400
ⓘ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 Porsche Cayenne GTS is 5.8 cm longer, 4.3 cm wider and 12.7 cm lower than the Mercedes ML 420 CDI DPF.
Porsche Cayenne GTS
Mercedes ML 420 CDI DPF
1688
1954
2135
1815
1911
2127
1954 mm
Width
1911 mm
2135 mm
Width Incl. Mirrors
2127 mm
1688 mm
Height
1815 mm
2895
4846
2915
4788
4846 mm
Length
4788 mm
2895 mm
Wheelbase
2915 mm
Vehicle Weight
Porsche Cayenne GTS
Mercedes ML 420 CDI DPF
2160 kg
Kerb Weight
2315 kg
2840 kg
Gross Vehicle
Weight
Weight
2950 kg

Weight Difference:
155 kg
6.7 %

General
Porsche Cayenne GTS
Mercedes ML 420 CDI DPF
92A/958
Generation
W164
Sport Utility Vehicle
Car Body Style
Sport Utility Vehicle
Super Unleaded (98 RON)
Fuel Type
Diesel

Permanent all-wheel drive
Drive
Permanent all-wheel drive

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

4
Valves
4
8
Cylinders
8
4806 CC
Engine Capacity
3996 CC
414 bhp
at 6500 rpm
Power
302 bhp
at 3600 rpm
Porsche Cayenne GTS
414 bhp
302 bhp
Mercedes ML 420 CDI DPF
515 NM
at 3500 rpm
Max. Torque
700 NM
at 2000 rpm
Porsche Cayenne GTS
515 NM
700 NM
Mercedes ML 420 CDI DPF
Performance
Porsche Cayenne GTS
Mercedes ML 420 CDI DPF
162 mph
Maximum Speed
146 mph
5.7 sec
Acceleration 0 to 62 mph
6.8 sec
62 mph
62
mph
mph
79 m
0.000 sec

Porsche Cayenne GTS
62 mph
62
mph
mph
94 m
0.000 sec

Mercedes ML 420 CDI DPF
▶ REPLAY
5.22 kg/bhp
Weight-to-Power Ratio
7.67 kg/bhp
Porsche Cayenne GTS
5.22 kg/bhp
7.67 kg/bhp
Mercedes ML 420 CDI DPF
Fuel Economy / Emissions
Porsche Cayenne GTS
Mercedes ML 420 CDI DPF
Fuel Economy
26 mpg
combined
25 mpg
Porsche Cayenne GTS
26 mpg
25 mpg
Mercedes ML 420 CDI DPF
19 mpg
city
20 mpg
33 mpg
motorway
31 mpg
85 L
Fuel Tank Capacity
95 L
493 mi
Range
532 mi
Porsche Cayenne GTS
493 mi
532 mi
Mercedes ML 420 CDI DPF
Environmental Impact
202.8 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).
228.4 kWh
Porsche Cayenne GTS
202.8 kWh
228.4 kWh
Mercedes ML 420 CDI DPF
Euro 5
Emission Standard
Euro 4 III
251 g/km (NEFZ)
CO2 Emissions
294 g/km (NEFZ)
Practical Convenience
Porsche Cayenne GTS
Mercedes ML 420 CDI DPF
5
Doors
5
5
No. of Seats
5
680 kg
Maximum Payload
635 kg
670 L
Boot Capacity
500 L










1780 L
Boot Capacity (Seats Down)
2050 L