Mercedes C class and Audi A4 have the same engine power, but Mercedes C class torque is 10 NM more than Audi A4. Mercedes C class reaches 100 km/h speed 0.6 seconds later.
Fuel consumption
Fuel consumption (l/100km):
10.7
9.3
Real fuel consumption:
10.2 l/100km
10.4 l/100km
By specification Mercedes C class consumes 1.4 litres more fuel per 100 km than the Audi A4, which means that if you drive 15,000 km in a year, the Mercedes C class could require 210 litres more fuel. But when we compare the real fuel consumption reported by users, Mercedes C class consumes 0.2 litres less fuel per 100 km than the Audi A4.
Fuel tank capacity:
62 litres
70 litres
Full fuel tank distance:
570 km in combined cycle
750 km in combined cycle
780 km on highway
1010 km on highway
600 km with real consumption
670 km with real consumption
Audi A4 gets more mileage on one fuel tank.
Drive type
Wheel drive type:
Rear wheel drive (RWD)
Front wheel drive (FWD)
Engines
Average engine lifespan:
420'000 km
480'000 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 A4 engine could be longer.
Engine production duration:
10 years
4 years
Engine spread:
Installed on at least 2 other car models, including Mercedes E klase, Mercedes CLK
Used also on Audi A6
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:
4.53 m
4.55 m
Width:
1.73 m
1.77 m
Height:
1.43 m
1.43 m
Mercedes C class is smaller. Mercedes C class is 2 cm shorter than the Audi A4, 4 cm narrower the height of the cars does not differ significantly.
Trunk capacity:
no data
445 litres
Turning diameter:
10.8 meters
11.1 meters
The turning circle of the Mercedes C class is 0.3 metres less than that of the Audi A4.
Audi A4 has fewer problems. According to annual technical inspection data Mercedes C class has serious deffects in 20 percent more cases than Audi A4, so Audi A4 quality is probably better