The wagon generally has more cargo space due to a larger trunk door opening, a roof that extends as far back as possible, and the ability to convert the rear of the passenger compartment into cargo space. Sedans tend to be quieter than wagons due to a more isolated rear area.
Timing belt usually needs to be replaced more often than the chain, but it is usually significantly cheaper. Timing belt motors are generally quieter and less vibrating than chain motors.
Performance
Power:
115 HP
136 HP
Torque:
285 NM
280 NM
Acceleration 0-100 km/h:
n/a seconds
9.9 seconds
Audi A6 engine produces 21 HP less power than BMW 3 series, but torque is 5 NM more than BMW 3 series.
Fuel consumption
Fuel consumption (l/100km):
no data
5.7
Fuel tank capacity:
70 litres
63 litres
1160 km with real consumption
1000 km with real consumption
Drive type
Wheel drive type:
Front wheel drive (FWD)
Rear wheel drive (RWD)
Engines
Average engine lifespan:
420'000 km
480'000 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 BMW 3 series engine could be longer.
Engine production duration:
3 years
9 years
Engine spread:
Installed on at least 4 other car models, including Volkswagen Passat, Volkswagen Golf, Audi A4, Volkswagen Bora
Used also on BMW 5 sērija
In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts.
Dimensions
Length:
4.80 m
4.47 m
Width:
1.81 m
1.74 m
Height:
1.48 m
1.42 m
Audi A6 is larger. Audi A6 is 33 cm longer than the BMW 3 series, 7 cm wider, while the height of Audi A6 is 6 cm higher.
Trunk capacity:
455 litres
440 litres
Audi A6 has 15 litres more trunk space than the BMW 3 series.
Turning diameter:
11.7 meters
10 meters
The turning circle of the Audi A6 is 1.7 metres more than that of the BMW 3 series, which means Audi A6 can be harder to manoeuvre in tight streets and parking spaces.
Audi A6 has fewer problems. According to annual technical inspection data BMW 3 series has serious deffects in 10 percent more cases than Audi A6, so Audi A6 quality is probably slightly better