BMW 3 series is a more dynamic driving. Mercedes C class engine produces 14 HP less power than BMW 3 series, whereas torque is 5 NM less than BMW 3 series. Due to the lower power, Mercedes C class reaches 100 km/h speed 1.5 seconds later.
Fuel consumption
Fuel consumption (l/100km):
9.3
7.1
Real fuel consumption:
9.7 l/100km
9.7 l/100km
The BMW 3 series is a better choice when it comes to fuel economy. By specification Mercedes C class consumes 2.2 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 330 litres more fuel.
Fuel tank capacity:
66 litres
63 litres
Full fuel tank distance:
700 km in combined cycle
880 km in combined cycle
940 km on highway
1120 km on highway
680 km with real consumption
640 km with real consumption
Engines
Average engine lifespan:
380'000 km
350'000 km
Engine resource depends largely on regular maintenance and the quality of the oils and fuels used.
Engine production duration:
13 years
7 years
Engine spread:
Used only for this car
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:
4.58 m
4.53 m
Width:
1.77 m
1.82 m
Height:
1.45 m
1.42 m
Mercedes C class is 5 cm longer than the BMW 3 series, 5 cm narrower, while the height of Mercedes C class is 3 cm higher.
Trunk capacity:
475 litres
460 litres
Mercedes C class has 15 litres more trunk space than the BMW 3 series.
Turning diameter:
10.84 meters
11 meters
The turning circle of the Mercedes C class is 0.16 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.