The Comparative Analysis :
Mercedes ML 420 CDI DPF 4MATIC 7G-TRONIC (06 - 08) vs. Audi Q7 3.0 TDI DPF quattro tiptronic (07 - 08)
€ 70,400

€ 51,500

€ 70,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 51,500
ⓘ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 DPF is 11.7 inches shorter, 2.8 inches narrower and 3.1 inches taller than the Audi Q7 3.0 TDI DPF.
Mercedes ML 420 CDI DPF
Audi Q7 3.0 TDI DPF
71.5
75.2
83.7
68.4
78.1
85.7
75.2 in
Width
78.1 in
83.7 in
Width Incl. Mirrors
85.7 in
71.5 in
Height
68.4 in
114.8
188.5
118.2
200.2
188.5 in
Length
200.2 in
114.8 in
Wheelbase
118.2 in
Vehicle Weight
Mercedes ML 420 CDI DPF
Audi Q7 3.0 TDI DPF
5104 lb
Curb Weight
5060 lb
6504 lb
Gross Vehicle
Weight
Weight
6592 lb

Weight Difference:
44 lb
0.86 %

General
Mercedes ML 420 CDI DPF
Audi Q7 3.0 TDI DPF
W164
Generation
4L
Sport Utility Vehicle
Car Body Style
Sport Utility Vehicle
Diesel
Fuel Type
Diesel

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

7-speed automatic transmission
Transmission
6-speed automatic transmission
Engine
Mercedes ML 420 CDI DPF
Audi Q7 3.0 TDI DPF
V8 diesel engine with turbocharger
Engine Type
V6 diesel engine with turbocharger
Mercedes-Benz OM 629
Engine Series
OM 629.912
Engine Code
CASA, CCMA, CJGA, CNRB

4
Valves
4
8
Cylinders
6
4 L / 196 cu in
Displacement
3 L / 147 cu in
302 hp
at 3600 rpm
Power
237 hp
at 4000 rpm
Mercedes ML 420 CDI DPF
302 hp
237 hp
Audi Q7 3.0 TDI DPF
516 lb‑ft
at 2000 rpm
Max. Torque
406 lb‑ft
at 2000 rpm
Mercedes ML 420 CDI DPF
516 lb‑ft
406 lb‑ft
Audi Q7 3.0 TDI DPF
Performance
Mercedes ML 420 CDI DPF
Audi Q7 3.0 TDI DPF
146 mph
Maximum Speed
130 mph
6.8 sec
Acceleration 0 to 62 mph
8.5 sec
62 mph
62
mph
mph
308 ft
0.000 sec

Mercedes ML 420 CDI DPF
62 mph
62
mph
mph
387 ft
0.000 sec

Audi Q7 3.0 TDI DPF
▶ REPLAY
16.9 lb/hp
Weight-to-Power Ratio
21.35 lb/hp
Mercedes ML 420 CDI DPF
16.9 lb/hp
21.35 lb/hp
Audi Q7 3.0 TDI DPF
Fuel Economy / Emissions
Mercedes ML 420 CDI DPF
Audi Q7 3.0 TDI DPF
Fuel Economy
21 mpg
combined
24 mpg
Mercedes ML 420 CDI DPF
21 mpg
24 mpg
Audi Q7 3.0 TDI DPF
16 mpg
city
18 mpg
26 mpg
highway
No data
25.1 gal
Fuel Tank Capacity
26.4 gal
532 mi
Range
634 mi
Mercedes ML 420 CDI DPF
532 mi
634 mi
Audi Q7 3.0 TDI DPF
Environmental Impact
228.4 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).
201.7 kWh
Mercedes ML 420 CDI DPF
228.4 kWh
201.7 kWh
Audi Q7 3.0 TDI DPF
Euro 4 III
Emission Standard
Euro 4 III
473 g/mi (NEFZ)
CO2 Emissions
418 g/mi (NEFZ)
Practical Convenience
Mercedes ML 420 CDI DPF
Audi Q7 3.0 TDI DPF
5
Doors
5
5
No. of Seats
5
1400 lb
Maximum Payload
1532 lb
14.2 cu ft
Trunk Volume
21.9 cu ft











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