BMW 5 series engine produces 13 HP less power than Mercedes E class, whereas torque is 30 NM less than Mercedes E class. Despite less power, BMW 5 series reaches 100 km/h speed 0.7 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
7.7
9.6
The BMW 5 series is a better choice when it comes to fuel economy. BMW 5 series consumes 1.9 litres less fuel per 100 km than the Mercedes E class, which means that by driving the BMW 5 series over 15,000 km in a year you can save 285 litres of fuel.
Fuel tank capacity:
70 litres
70 litres
Full fuel tank distance:
900 km in combined cycle
720 km in combined cycle
1180 km on highway
970 km on highway
BMW 5 series gets more mileage on one fuel tank.
Engines
Average engine lifespan:
420'000 km
420'000 km
Engine resource depends largely on regular maintenance and the quality of the oils and fuels used.
Engine production duration:
6 years
13 years
Engine spread:
Used also on BMW 3 sērija
Installed on at least 6 other car models, including Mercedes C 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. Mercedes E class might be a better choice in this respect.
BMW 5 sērija 2007 3.0 engine: Engine is relatively reliable. Most problems relate to the fuel injection system, spark plugs and coils, and the Vanos phase control system. Problems with the high pressure fuel pump were common in early model ... More about BMW 5 sērija 2007 3.0 engine
Dimensions
Length:
4.84 m
4.85 m
Width:
1.85 m
1.82 m
Height:
1.49 m
1.50 m
Both cars are similar in size. BMW 5 series is 1 cm shorter than the Mercedes E class, 3 cm wider, while the height of BMW 5 series is 1 cm lower.
Trunk capacity:
500 litres
690 litres
Trunk max capacity: with rear seats folded down
1650 litres
1950 litres
Mercedes E class has more luggage space. BMW 5 series has 190 litres less trunk space than the Mercedes E class. The maximum boot capacity (with all rear seats folded down) is larger in Mercedes E class (by 300 litres).
Mercedes E class has fewer problems. According to annual technical inspection data BMW 5 series has serious deffects in 20 percent more cases than Mercedes E class, so Mercedes E class quality is probably better
