BMW 3 series is more dynamic to drive. BMW 3 series engine produces 41 HP more power than Audi A6, whereas torque is 20 NM more than Audi A6. Thanks to more power BMW 3 series reaches 100 km/h speed 2.2 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
8.6
11.0
The BMW 3 series is a better choice when it comes to fuel economy. BMW 3 series consumes 2.4 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 360 litres of fuel.
Fuel tank capacity:
63 litres
70 litres
Full fuel tank distance:
730 km in combined cycle
630 km in combined cycle
980 km on highway
880 km on highway
BMW 3 series gets more mileage on one fuel tank.
Drive type
Wheel drive type:
Rear wheel drive (RWD)
4x4 - AWD (all-wheel-drive)
Audi A6 2005: The vehicle features full-time Quattro IV all-wheel drive with Torsen center differential and electronic traction control, which operates at speeds up to 40 km/h (25 mph) and applies braking to spinning wheels, with the effect of locking the front and rear differentials.
Engines
Average engine lifespan:
350'000 km
390'000 km
Engine resource depends largely on regular maintenance and the quality of the oils and fuels used, but under equal conditions the average life of a Audi A6 engine could be longer.
Engine production duration:
7 years
4 years
Engine spread:
Installed on at least 3 other car models, including BMW 5 sērija, BMW X3, BMW Z4
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. 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.