Mercedes C class engine produces 16 HP more power than Audi A4, whereas torque is 20 NM more than Audi A4.
Fuel consumption
Fuel consumption (l/100km):
9.5
10.6
The Mercedes C class is a better choice when it comes to fuel economy. Mercedes C class consumes 1.1 litres less fuel per 100 km than the Audi A4, which means that by driving the Mercedes C class over 15,000 km in a year you can save 165 litres of fuel.
Fuel tank capacity:
62 litres
63 litres
Full fuel tank distance:
650 km in combined cycle
590 km in combined cycle
Mercedes C class gets more mileage on one fuel tank.
Drive type
Wheel drive type:
Rear wheel drive (RWD)
4x4 - AWD (all-wheel-drive)
Audi A4 2004: The vehicle features full-time Quattro IV all-wheel drive with Torsen center differential and electronic traction control that operates at speeds up to 40 km/h and applies brakes to spinning wheels, with the effect of locking the front and rear differential.
Engines
Average engine lifespan:
450'000 km
360'000 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 Mercedes C class engine could be longer.
Engine production duration:
13 years
6 years
Engine spread:
Installed on at least 9 other car models, including Mercedes E klase, Mercedes ML, Mercedes S klase
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
4.59 m
Width:
1.73 m
1.77 m
Height:
1.43 m
1.43 m
Mercedes C class is smaller. Mercedes C class is 6 cm shorter than the Audi A4, 4 cm narrower the height of the cars does not differ significantly.
Trunk capacity:
455 litres
460 litres
Trunk max capacity: with rear seats folded down
no data
720 litres
Mercedes C class has 5 litres less trunk space than the Audi A4.
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 30 percent more cases than Audi A4, so Audi A4 quality is probably significantly better