BMW 3 series engine produces 6 HP less power than Audi A4, but torque is 20 NM more than Audi A4.
Fuel consumption
Fuel consumption (l/100km):
5.8
4.8
Real fuel consumption:
8.0 l/100km
7.6 l/100km
The Audi A4 is a better choice when it comes to fuel economy. By specification BMW 3 series consumes 1 litres more fuel per 100 km than the Audi A4, which means that if you drive 15,000 km in a year, the BMW 3 series could require 150 litres more fuel. By comparing actual fuel consumption based on user reports, BMW 3 series consumes 0.4 litres more fuel per 100 km than the Audi A4.
Drive type
Wheel drive type:
Rear wheel drive (RWD)
Front wheel drive (FWD)
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.
Audi A4 has fewer problems. According to annual technical inspection data BMW 3 series has serious deffects in 35 percent more cases than Audi A4, so Audi A4 quality is probably significantly better