BMW 3 series is a more dynamic driving. Audi A4 engine produces 13 HP less power than BMW 3 series, whereas torque is 5 NM less than BMW 3 series. Due to the lower power, Audi A4 reaches 100 km/h speed 0.2 seconds later.
Fuel consumption
Fuel consumption (l/100km):
7.9
8.1
Real fuel consumption:
8.8 l/100km
9.2 l/100km
The Audi A4 is a better choice when it comes to fuel economy. By specification Audi A4 consumes 0.2 litres less fuel per 100 km than the BMW 3 series, which means that by driving the Audi A4 over 15,000 km in a year you can save 30 litres of fuel. By comparing actual fuel consumption based on user reports, Audi A4 consumes 0.4 litres less fuel per 100 km than the BMW 3 series.
Engine resource depends largely on regular maintenance and the quality of the oils and fuels used.
Engine production duration:
8 years
6 years
Engine spread:
Installed on at least 2 other car models, including Volkswagen Passat, Audi A6
Used only for this car
In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts. Audi A4 might be a better choice in this respect.
Dimensions
Length:
4.55 m
4.47 m
Width:
1.77 m
1.74 m
Height:
1.43 m
1.42 m
Both cars are similar in size. Audi A4 is 8 cm longer than the BMW 3 series, 3 cm wider, while the height of Audi A4 is 1 cm higher.
Trunk capacity:
445 litres
440 litres
Audi A4 has 5 litres more trunk space than the BMW 3 series.
Turning diameter:
11.1 meters
10 meters
The turning circle of the Audi A4 is 1.1 metres more than that of the BMW 3 series, which means Audi A4 can be harder to manoeuvre in tight streets and parking spaces.
Audi A4 has fewer problems. According to annual technical inspection data BMW 3 series has serious deffects in 30 percent more cases than Audi A4, so Audi A4 quality is probably significantly better
