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 0.5 seconds later.
Fuel consumption
Fuel consumption (l/100km):
11.6
9.6
The Audi A4 is a better choice when it comes to fuel economy. Mercedes C class consumes 2 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 300 litres more fuel.
Fuel tank capacity:
62 litres
70 litres
Full fuel tank distance:
530 km in combined cycle
720 km in combined cycle
730 km on highway
950 km on highway
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:
4.54 m
4.55 m
Width:
1.73 m
1.77 m
Height:
1.47 m
1.43 m
Mercedes C class is smaller, but slightly higher. Mercedes C class is 1 cm shorter than the Audi A4, 4 cm narrower, while the height of Mercedes C class is 4 cm higher.
Trunk capacity:
no data
442 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