Opel Astra petrol engines consumes on average 0.8 litres less fuel per 100 km than BMW 3 series. On average, Opel Astra equipped with diesel engines consume 0.1 litres more fuel per 100 km than the BMW 3 series. This comparison does not take engine capacity into account, so to compare the fuel consumption of specific engines, select the car version!
Ground clearance:
160 mm (6.3 inches)
140 - 141 mm (5.5 - 5.6 inches)
Because of the higher ground clearance, Opel Astra can perform better on bad roads - it can go over higher obstacles and bumps. At the same time, the higher ground clearance can reduce stability and handling on paved roads, especially at higher speeds.
Dimensions
Length:
4.52 m
4.53 m
Width:
1.75 m
1.82 m
Height:
1.50 m
1.44 m
Opel Astra is smaller, but higher. Opel Astra is 1 cm shorter than the BMW 3 series, 7 cm narrower, while the height of Opel Astra is 6 cm higher.
Trunk capacity:
500 litres
460 litres
Trunk max capacity: with rear seats folded down
1590 litres
1385 litres
Opel Astra has more luggage capacity. Even though the car is shorter, Opel Astra has 40 litres more trunk space than the BMW 3 series. The BMW 3 series may have more interior space, so the cabin could be more spacious and more comfortable for the driver and passengers. The maximum boot capacity (with all rear seats folded down) is larger in Opel Astra (by 205 litres).
Turning diameter:
11 meters
11.8 meters
The turning circle of the Opel Astra is 0.8 metres less than that of the BMW 3 series, which means Opel Astra can be easier to manoeuvre in tight streets and parking spaces.