BMW 3 series is more dynamic to drive. BMW 3 series engine produces 23 HP more power than Mercedes C class, whereas torque is 20 NM more than Mercedes C class. Thanks to more power BMW 3 series reaches 100 km/h speed 1.4 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
no data
4.8
Fuel tank capacity:
57 litres
59 litres
980 km with real consumption
960 km with real consumption
Engines
Average engine lifespan:
350'000 km
390'000 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:
17 years
14 years
Engine spread:
Installed on at least 6 other car models, including BMW 5 sērija, BMW 1 sērija, BMW X3, BMW X1
Installed on at least 7 other car models, including Mercedes E klase, Mercedes A klase, Mercedes Vito
In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts.
Dimensions
Length:
4.62 m
4.59 m
Width:
1.81 m
1.77 m
Height:
1.43 m
1.43 m
BMW 3 series is larger, but slightly lower. BMW 3 series is 3 cm longer than the Mercedes C class, 4 cm wider the height of the cars does not differ significantly.
Trunk capacity:
480 litres
475 litres
BMW 3 series has 5 litres more trunk space than the Mercedes C class.
Turning diameter:
11.3 meters
10.8 meters
The turning circle of the BMW 3 series is 0.5 metres more than that of the Mercedes C class, which means BMW 3 series can be harder to manoeuvre in tight streets and parking spaces.
Gross weight (kg):
1`970
2`080
Safety:
BMW 3 series scores higher in safety tests, but Mercedes C class is better rated in child safety tests.
