BMW 3 series is a more dynamic driving. Mercedes C class engine produces 48 HP less power than BMW 3 series, whereas torque is 10 NM less than BMW 3 series. Due to the lower power, Mercedes C class reaches 100 km/h speed 2.2 seconds later.
Fuel consumption
Fuel consumption (l/100km):
10.7
8.4
The BMW 3 series is a better choice when it comes to fuel economy. Mercedes C class consumes 2.3 litres more fuel per 100 km than the BMW 3 series, which means that if you drive 15,000 km in a year, the Mercedes C class could require 345 litres more fuel.
Fuel tank capacity:
62 litres
63 litres
Full fuel tank distance:
570 km in combined cycle
750 km in combined cycle
810 km on highway
1010 km on highway
BMW 3 series gets more mileage on one fuel tank.
Engines
Average engine lifespan:
420'000 km
350'000 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:
10 years
7 years
Engine spread:
Installed on at least 2 other car models, including Mercedes E klase, Mercedes CLK
Installed on at least 3 other car models, including BMW 5 sērija, BMW X3, BMW Z4
In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts.
Dimensions
Length:
4.53 m
4.52 m
Width:
1.73 m
1.82 m
Height:
1.43 m
1.42 m
Mercedes C class is 1 cm longer than the BMW 3 series, 9 cm narrower, while the height of Mercedes C class is 1 cm higher.
Trunk capacity:
no data
460 litres
Turning diameter:
10.8 meters
11 meters
The turning circle of the Mercedes C class is 0.2 metres less than that of the BMW 3 series.
Mercedes C class has fewer problems. According to annual technical inspection data BMW 3 series has serious deffects in 10 percent more cases than Mercedes C class, so Mercedes C class quality is probably slightly better
