BMW 3 series is a more dynamic driving. Mercedes C class engine produces 14 HP less power than BMW 3 series, but torque is 10 NM more than BMW 3 series. Due to the lower power, Mercedes C class reaches 100 km/h speed 0.8 seconds later.
Fuel consumption
Fuel consumption (l/100km):
7.1
8.1
Real fuel consumption:
7.9 l/100km
8.4 l/100km
The Mercedes C class is a better choice when it comes to fuel economy. By specification Mercedes C class consumes 1 litres less fuel per 100 km than the BMW 3 series, which means that by driving the Mercedes C class over 15,000 km in a year you can save 150 litres of fuel. By comparing actual fuel consumption based on user reports, Mercedes C class consumes 0.5 litres less fuel per 100 km than the BMW 3 series.
Fuel tank capacity:
62 litres
63 litres
Full fuel tank distance:
870 km in combined cycle
770 km in combined cycle
1100 km on highway
1000 km on highway
780 km with real consumption
750 km with real consumption
Mercedes C class gets more mileage on one fuel tank.
Engines
Average engine lifespan:
480'000 km
560'000 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 BMW 3 series engine could be longer.
Engine production duration:
8 years
12 years
Engine spread:
Installed on at least 4 other car models, including Mercedes E klase, Mercedes ML, Mercedes G klase
Installed on at least 3 other car models, including BMW 5 sērija, BMW X5, BMW 7 sērija
In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts.
Dimensions
Length:
4.54 m
4.48 m
Width:
1.73 m
1.74 m
Height:
1.47 m
1.41 m
Mercedes C class is 6 cm longer than the BMW 3 series, 1 cm narrower, while the height of Mercedes C class is 6 cm higher.
Trunk capacity:
no data
435 litres
Turning diameter:
10.8 meters
10 meters
The turning circle of the Mercedes C class is 0.8 metres more than that of the BMW 3 series, which means Mercedes C class can be harder to manoeuvre in tight streets and parking spaces.
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.
