BMW 7 series is more dynamic to drive. BMW 7 series engine produces 116 HP more power than BMW 5 series, whereas torque is 180 NM more than BMW 5 series. Thanks to more power BMW 7 series reaches 100 km/h speed 2.5 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
7.9
7.6
BMW 7 series consumes 0.3 litres more fuel per 100 km than the BMW 5 series, which means that if you drive 15,000 km in a year, the BMW 7 series could require 45 litres more fuel.
Fuel tank capacity:
80 litres
70 litres
Full fuel tank distance:
1010 km in combined cycle
920 km in combined cycle
1260 km on highway
1180 km on highway
BMW 7 series gets more mileage on one fuel tank.
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:
9 years
6 years
Engine spread:
Installed on at least 3 other car models, including BMW 1 sērija, BMW 6 sērija, BMW 2 sērija
Used also on BMW 3 sērija
In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts. BMW 7 series might be a better choice in this respect.
Dimensions
Length:
5.08 m
4.90 m
Width:
1.90 m
1.86 m
Height:
1.47 m
1.46 m
BMW 7 series is larger. BMW 7 series is 18 cm longer than the BMW 5 series, 4 cm wider the height of the cars does not differ significantly.