BMW 3 series is more dynamic to drive. BMW 3 series engine produces 27 HP more power than Mercedes C class, the torque is the same for both cars. Thanks to more power BMW 3 series reaches 100 km/h speed 0.3 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
10.0
9.6
Real fuel consumption:
10.5 l/100km
10.7 l/100km
By specification BMW 3 series consumes 0.4 litres more fuel per 100 km than the Mercedes C class, which means that if you drive 15,000 km in a year, the BMW 3 series could require 60 litres more fuel. But when we compare the real fuel consumption reported by users, BMW 3 series consumes 0.2 litres less fuel per 100 km than the Mercedes C class.
Fuel tank capacity:
63 litres
66 litres
Full fuel tank distance:
630 km in combined cycle
680 km in combined cycle
840 km on highway
890 km on highway
600 km with real consumption
610 km with real consumption
Mercedes C class gets more mileage on one fuel tank.
Drive type
Wheel drive type:
4x4 - AWD (all-wheel-drive)
All wheel drive (AWD, 4x4)
Engines
Average engine lifespan:
380'000 km
420'000 km
Engine resource depends largely on regular maintenance and the quality of the oils and fuels used.
Engine production duration:
7 years
13 years
Engine spread:
Installed on at least 8 other car models, including BMW 5 sērija, BMW X5, BMW 7 sērija, BMW 1 sērija
Installed on at least 6 other car models, including Mercedes E klase, Mercedes CLK, Mercedes SLK
In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts.
Dimensions
Length:
4.52 m
4.58 m
Width:
1.82 m
1.77 m
Height:
1.42 m
1.45 m
BMW 3 series is 6 cm shorter than the Mercedes C class, 5 cm wider, while the height of BMW 3 series is 3 cm lower.
Trunk capacity:
460 litres
475 litres
BMW 3 series has 15 litres less trunk space than the Mercedes C class.
Turning diameter:
11 meters
10.84 meters
The turning circle of the BMW 3 series is 0.16 metres more than that of the Mercedes C class.
BMW 3 series has fewer problems. According to annual technical inspection data Mercedes C class has serious deffects in 30 percent more cases than BMW 3 series, so BMW 3 series quality is probably significantly better
