Mercedes C class is a more dynamic driving. Audi A6 engine produces 5 HP less power than Mercedes C class, whereas torque is 10 NM less than Mercedes C class. Due to the lower power, Audi A6 reaches 100 km/h speed 0.2 seconds later.
Fuel consumption
Fuel consumption (l/100km):
10.9
11.1
Audi A6 consumes 0.2 litres less fuel per 100 km than the Mercedes C class, which means that by driving the Audi A6 over 15,000 km in a year you can save 30 litres of fuel.
Fuel tank capacity:
70 litres
62 litres
Full fuel tank distance:
640 km in combined cycle
550 km in combined cycle
840 km on highway
780 km on highway
Audi A6 gets more mileage on one fuel tank.
Drive type
Wheel drive type:
4x4 - AWD (all-wheel-drive)
Rear wheel drive (RWD)
Audi A6 has 4x4: The vehicle features full-time Quattro IV all-wheel drive with Torsen center differential and electronic traction control, which operates at speeds up to 40 km/h (25 mph) and applies braking to spinning wheels, with the effect of locking the front and rear differentials.
Engines
Average engine lifespan:
460'000 km
420'000 km
Engine resource depends largely on regular maintenance and the quality of the oils and fuels used, but under equal conditions the average life of a Audi A6 engine could be longer.
Engine production duration:
3 years
10 years
Engine spread:
Used also on Audi A4
Installed on at least 2 other car models, including Mercedes E klase, Mercedes CLK
In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts. Mercedes C class might be a better choice in this respect.
Dimensions
Length:
4.80 m
4.53 m
Width:
1.81 m
1.73 m
Height:
1.45 m
1.43 m
Audi A6 is larger. Audi A6 is 27 cm longer than the Mercedes C class, 8 cm wider, while the height of Audi A6 is 2 cm higher.
Trunk capacity:
434 litres
no data
Turning diameter:
11.7 meters
10.8 meters
The turning circle of the Audi A6 is 0.9 metres more than that of the Mercedes C class, which means Audi A6 can be harder to manoeuvre in tight streets and parking spaces.
Mercedes C class has fewer problems. According to annual technical inspection data Audi A6 has serious deffects in 10 percent more cases than Mercedes C class, so Mercedes C class quality is probably slightly better
