Rear wheel drive (RWD) / All wheel drive (AWD, 4x4)
Front wheel drive (FWD) / All wheel drive (AWD, 4x4)
BMW 3 series is available with rear wheel drive and four wheel (4x4) drive, while Audi A4 can be equipped with front wheel drive and four wheel (4x4) drive. All-wheel drive models tend to consume more fuel, so if you don't need off road capabilities, BMW 3 series also offers 2-wheel drive versions for fuel economy. 2WD versions also have lower maintenance costs.
BMW 3 series petrol engines consumes on average 0.7 litres more fuel per 100 km than Audi A4. On average, BMW 3 series equipped with diesel engines consume 0.7 litres less fuel per 100 km than the Audi A4. This comparison does not take engine capacity into account, so to compare the fuel consumption of specific engines, select the car version!
Dimensions
Length:
4.63 m
4.73 m
Width:
1.81 m
1.84 m
Height:
1.43 m
1.43 m
BMW 3 series is smaller, but slightly higher. BMW 3 series is 9 cm shorter than the Audi A4, 3 cm narrower the height of the cars does not differ significantly.
Trunk capacity:
480 litres
481 litres
BMW 3 series has 1 litres less trunk space than the Audi A4.