BMW 7 series engine produces 7 HP less power than Mercedes S class. Despite less power, BMW 7 series reaches 100 km/h speed 1.2 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
7.0
6.8
BMW 7 series consumes 0.2 litres more fuel per 100 km than the Mercedes S class, which means that if you drive 15,000 km in a year, the BMW 7 series could require 30 litres more fuel.
Fuel tank capacity:
78 litres
70 litres
Full fuel tank distance:
1110 km in combined cycle
1020 km in combined cycle
1410 km on highway
1070 km on highway
BMW 7 series gets more mileage on one fuel tank.
Dimensions
Length:
5.24 m
5.25 m
Width:
1.90 m
1.90 m
Height:
1.49 m
1.50 m
Both cars are similar in size. BMW 7 series and Mercedes S class are practically the same length.
Trunk capacity:
515 litres
510 litres
BMW 7 series has 5 litres more trunk space than the Mercedes S class.
