BMW 3 series is more dynamic to drive. BMW 3 series engine produces 17 HP more power than Audi A6, but torque is 10 NM less than Audi A6. Thanks to more power BMW 3 series reaches 100 km/h speed 0.9 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
7.3
9.9
Real fuel consumption:
9.9 l/100km
11.4 l/100km
The BMW 3 series is a better choice when it comes to fuel economy. By specification BMW 3 series consumes 2.6 litres less fuel per 100 km than the Audi A6, which means that by driving the BMW 3 series over 15,000 km in a year you can save 390 litres of fuel. By comparing actual fuel consumption based on user reports, BMW 3 series consumes 1.5 litres less fuel per 100 km than the Audi A6.
Fuel tank capacity:
63 litres
70 litres
Full fuel tank distance:
860 km in combined cycle
700 km in combined cycle
1100 km on highway
970 km on highway
630 km with real consumption
610 km with real consumption
BMW 3 series gets more mileage on one fuel tank.
Drive type
Wheel drive type:
Rear wheel drive (RWD)
Front wheel drive (FWD)
Engines
Average engine lifespan:
350'000 km
360'000 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 2 other car models, including BMW 5 sērija, BMW 6 sērija
Used also on Audi A4
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:
4.52 m
4.93 m
Width:
1.82 m
1.86 m
Height:
1.44 m
1.46 m
BMW 3 series is smaller. BMW 3 series is 41 cm shorter than the Audi A6, 4 cm narrower, while the height of BMW 3 series is 2 cm lower.
Trunk capacity:
460 litres
565 litres
Trunk max capacity: with rear seats folded down
1385 litres
no data
Audi A6 has more luggage space. BMW 3 series has 105 litres less trunk space than the Audi A6.
Turning diameter:
11 meters
12 meters
The turning circle of the BMW 3 series is 1 metres less than that of the Audi A6, which means BMW 3 series can be easier to manoeuvre in tight streets and parking spaces.
BMW 3 series has slightly fewer faults. Deffect rate in annual technical inspection is similar for both cars, it's slightly higher for Audi A6, so BMW 3 series quality could be a bit better.