BMW 3 series is more dynamic to drive. BMW 3 series engine produces 38 HP more power than Audi A4, but torque is 70 NM less than Audi A4. Thanks to more power BMW 3 series reaches 100 km/h speed 1.3 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
7.2
7.3
Real fuel consumption:
9.2 l/100km
9.2 l/100km
By specification BMW 3 series consumes 0.1 litres less fuel per 100 km than the Audi A4, which means that by driving the BMW 3 series over 15,000 km in a year you can save 15 litres of fuel.
Fuel tank capacity:
63 litres
65 litres
Full fuel tank distance:
870 km in combined cycle
890 km in combined cycle
1100 km on highway
1100 km on highway
680 km with real consumption
700 km with real consumption
Drive type
Wheel drive type:
Rear wheel drive (RWD)
Front wheel drive (FWD)
Engines
Average engine lifespan:
350'000 km
350'000 km
Engine resource depends largely on regular maintenance and the quality of the oils and fuels used.
Engine production duration:
7 years
6 years
Engine spread:
Installed on at least 3 other car models, including BMW 5 sērija, BMW X3, BMW Z4
Installed on at least 2 other car models, including Audi A5, Audi Q5
In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts. BMW 3 series might be a better choice in this respect.
Dimensions
Length:
4.53 m
4.70 m
Width:
1.82 m
1.83 m
Height:
1.44 m
1.44 m
BMW 3 series is smaller. BMW 3 series is 17 cm shorter than the Audi A4, 1 cm narrower the height of the cars does not differ significantly.
Trunk capacity:
460 litres
490 litres
Audi A4 has more luggage space. BMW 3 series has 30 litres less trunk space than the Audi A4.
Turning diameter:
11 meters
11.4 meters
The turning circle of the BMW 3 series is 0.4 metres less than that of the Audi A4, which means BMW 3 series can be easier 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 25 percent more cases than Audi A4, so Audi A4 quality is probably significantly better