BMW 5 series and BMW 7 series have the same engine power, the torque is the same for both cars. BMW 5 series reaches 100 km/h speed 0.6 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
11.4
12.0
Real fuel consumption:
11.5 l/100km
11.5 l/100km
The BMW 5 series is a better choice when it comes to fuel economy. By specification BMW 5 series consumes 0.6 litres less fuel per 100 km than the BMW 7 series, which means that by driving the BMW 5 series over 15,000 km in a year you can save 90 litres of fuel.
Fuel tank capacity:
80 litres
85 litres
Full fuel tank distance:
700 km in combined cycle
700 km in combined cycle
690 km with real consumption
730 km with real consumption
Engines
Average engine lifespan:
480'000 km
480'000 km
Engine resource depends largely on regular maintenance and the quality of the oils and fuels used.
Engine production duration:
4 years
4 years
Dimensions
Length:
4.72 m
4.98 m
Width:
1.75 m
1.86 m
Height:
1.41 m
1.44 m
BMW 5 series is smaller. BMW 5 series is 26 cm shorter than the BMW 7 series, 11 cm narrower, while the height of BMW 5 series is 3 cm lower.
Trunk capacity:
460 litres
500 litres
BMW 7 series has more luggage space. BMW 5 series has 40 litres less trunk space than the BMW 7 series.
BMW 5 series has fewer problems. According to annual technical inspection data BMW 7 series has serious deffects in 25 percent more cases than BMW 5 series, so BMW 5 series quality is probably significantly better
