Audi A6 is more dynamic to drive. Audi A6 engine produces 23 HP more power than Mercedes C class, whereas torque is 40 NM more than Mercedes C class. Thanks to more power Audi A6 reaches 100 km/h speed 1.9 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
9.7
11.2
Real fuel consumption:
12.1 l/100km
10.8 l/100km
By specification Audi A6 consumes 1.5 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 225 litres of fuel. But when we compare the real fuel consumption reported by users, Audi A6 consumes 1.3 litres more fuel per 100 km than the Mercedes C class.
Fuel tank capacity:
70 litres
62 litres
Full fuel tank distance:
720 km in combined cycle
550 km in combined cycle
980 km on highway
750 km on highway
570 km with real consumption
570 km with real consumption
Audi A6 gets more mileage on one fuel tank.
Drive type
Wheel drive type:
Front wheel drive (FWD)
All wheel drive (AWD, 4x4)
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:
551 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