BMW 3 series engine produces 11 HP less power than Mercedes E class, whereas torque is 9 NM less than Mercedes E class. Despite less power, BMW 3 series reaches 100 km/h speed 0.3 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
7.4
7.5
BMW 3 series consumes 0.1 litres less fuel per 100 km than the Mercedes E class, which means that by driving the BMW 3 series over 15,000 km in a year you can save 15 litres of fuel.
Fuel tank capacity:
65 litres
70 litres
Full fuel tank distance:
870 km in combined cycle
930 km in combined cycle
1140 km on highway
1250 km on highway
Mercedes E 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 Mercedes E class engine could be longer.
Engine production duration:
10 years
16 years
Engine spread:
Used also on BMW 5 sērija
Used only for this car
In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts.
Dimensions
Length:
4.43 m
4.74 m
Width:
1.70 m
1.74 m
Height:
1.39 m
1.43 m
BMW 3 series is smaller. BMW 3 series is 31 cm shorter than the Mercedes E class, 4 cm narrower, while the height of BMW 3 series is 4 cm lower.
Trunk capacity:
435 litres
no data
Turning diameter:
10 meters
11.2 meters
The turning circle of the BMW 3 series is 1.2 metres less than that of the Mercedes E class, which means BMW 3 series can be easier to manoeuvre in tight streets and parking spaces.
Mercedes E class has fewer problems. According to annual technical inspection data BMW 3 series has serious deffects in 65 percent more cases than Mercedes E class, so Mercedes E class quality is probably significantly better
