BMW 3 series is a more dynamic driving. Mercedes C class engine produces 22 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 0.9 seconds later.
Fuel consumption
Fuel consumption (l/100km):
11.2
9.7
The BMW 3 series is a better choice when it comes to fuel economy. Mercedes C class consumes 1.5 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 225 litres more fuel.
Fuel tank capacity:
62 litres
63 litres
Full fuel tank distance:
550 km in combined cycle
640 km in combined cycle
740 km on highway
850 km on highway
BMW 3 series gets more mileage on one fuel tank.
Engines
Average engine lifespan:
420'000 km
440'000 km
Engine resource depends largely on regular maintenance and the quality of the oils and fuels used.
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:
4.54 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
Trunk max capacity: with rear seats folded down
no data
1345 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.
