BMW 3 series is more dynamic to drive. BMW 3 series engine produces 34 HP more power than Ford Sierra, whereas torque is 26 NM more than Ford Sierra. Thanks to more power BMW 3 series reaches 100 km/h speed 3.9 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
7.8
8.0
BMW 3 series consumes 0.2 litres less fuel per 100 km than the Ford Sierra, which means that by driving the BMW 3 series over 15,000 km in a year you can save 30 litres of fuel.
Fuel tank capacity:
55 litres
60 litres
Full fuel tank distance:
700 km in combined cycle
750 km in combined cycle
Ford Sierra gets more mileage on one fuel tank.
Dimensions
Length:
4.32 m
4.47 m
Width:
1.64 m
1.70 m
Height:
1.38 m
1.41 m
BMW 3 series is smaller. BMW 3 series is 15 cm shorter than the Ford Sierra, 6 cm narrower, while the height of BMW 3 series is 3 cm lower.