The Comparative Analysis :
Audi Q7 4.2 FSI quattro tiptronic (06 - 09) vs. Mercedes ML 420 CDI DPF 4MATIC 7G-TRONIC (06 - 08)
€ 67,200

€ 70,400

€ 67,200
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 Audi Q7 4.2 FSI is 29.8 cm longer, 7.2 cm wider and 7.8 cm lower than the Mercedes ML 420 CDI DPF.
Audi Q7 4.2 FSI
Mercedes ML 420 CDI DPF
1737
1983
2177
1815
1911
2127
1983 mm
Width
1911 mm
2177 mm
Width Incl. Mirrors
2127 mm
1737 mm
Height
1815 mm
3002
5086
2915
4788
5086 mm
Length
4788 mm
3002 mm
Wheelbase
2915 mm
Vehicle Weight
Audi Q7 4.2 FSI
Mercedes ML 420 CDI DPF
2240 kg
Kerb Weight
2315 kg
2935 kg
Gross Vehicle
Weight
Weight
2950 kg

Weight Difference:
75 kg
3.24 %

General
Audi Q7 4.2 FSI
Mercedes ML 420 CDI DPF
4L
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

6-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
Audi Q7 4.2 FSI
Mercedes ML 420 CDI DPF
V8 petrol engine (naturally aspirated engine)
Engine Type
V8 diesel engine with turbocharger
Engine Series
Mercedes-Benz OM 629
BAR
Engine Code
OM 629.912

4
Valves
4
8
Cylinders
8
4163 CC
Engine Capacity
3996 CC
345 bhp
at 6800 rpm
Power
302 bhp
at 3600 rpm
Audi Q7 4.2 FSI
345 bhp
302 bhp
Mercedes ML 420 CDI DPF
440 NM
at 3500 rpm
Max. Torque
700 NM
at 2000 rpm
Audi Q7 4.2 FSI
440 NM
700 NM
Mercedes ML 420 CDI DPF
Performance
Audi Q7 4.2 FSI
Mercedes ML 420 CDI DPF
152 mph
Maximum Speed
146 mph
7.4 sec
Acceleration 0 to 62 mph
6.8 sec
62 mph
62
mph
mph
103 m
0.000 sec

Audi Q7 4.2 FSI
62 mph
62
mph
mph
94 m
0.000 sec

Mercedes ML 420 CDI DPF
▶ REPLAY
6.49 kg/bhp
Weight-to-Power Ratio
7.67 kg/bhp
Audi Q7 4.2 FSI
6.49 kg/bhp
7.67 kg/bhp
Mercedes ML 420 CDI DPF
Fuel Economy / Emissions
Audi Q7 4.2 FSI
Mercedes ML 420 CDI DPF
Fuel Economy
21 mpg
combined
25 mpg
Audi Q7 4.2 FSI
21 mpg
25 mpg
Mercedes ML 420 CDI DPF
14 mpg
city
20 mpg
No data
motorway
31 mpg
100 L
Fuel Tank Capacity
95 L
457 mi
Range
532 mi
Audi Q7 4.2 FSI
457 mi
532 mi
Mercedes ML 420 CDI DPF
Environmental Impact
257.7 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
Audi Q7 4.2 FSI
257.7 kWh
228.4 kWh
Mercedes ML 420 CDI DPF
Euro 4 III
Emission Standard
Euro 4 III
326 g/km (NEFZ)
CO2 Emissions
294 g/km (NEFZ)
Practical Convenience
Audi Q7 4.2 FSI
Mercedes ML 420 CDI DPF
5
Doors
5
5
No. of Seats
5
695 kg
Maximum Payload
635 kg
775 L
Boot Capacity
500 L











2035 L
Boot Capacity (Seats Down)
2050 L