BMW 3 series is a more dynamic driving. Mercedes C class engine produces 41 HP less power than BMW 3 series, whereas torque is 20 NM less than BMW 3 series. Due to the lower power, Mercedes C class reaches 100 km/h speed 1.1 seconds later.
Fuel consumption
Fuel consumption (l/100km):
9.4
7.4
Real fuel consumption:
10.6 l/100km
10.6 l/100km
The BMW 3 series is a better choice when it comes to fuel economy. By specification Mercedes C class consumes 2 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 300 litres more fuel.
Fuel tank capacity:
66 litres
63 litres
Full fuel tank distance:
700 km in combined cycle
850 km in combined cycle
920 km on highway
1080 km on highway
620 km with real consumption
590 km with real consumption
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:
13 years
7 years
Engine spread:
Installed on at least 6 other car models, including Mercedes E klase, Mercedes CLK, Mercedes SLK
Installed on at least 2 other car models, including BMW 5 sērija, BMW 6 sērija
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:
4.60 m
4.53 m
Width:
1.77 m
1.82 m
Height:
1.46 m
1.44 m
Mercedes C class is 7 cm longer than the BMW 3 series, 5 cm narrower, while the height of Mercedes C class is 2 cm higher.
Trunk capacity:
no data
460 litres
Trunk max capacity: with rear seats folded down
no data
1385 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 slightly fewer faults. Deffect rate in annual technical inspection is similar for both cars, it's slightly higher for BMW 3 series, so Mercedes C class quality could be a bit better.
