Audi A4 engine produces 8 HP more power than Audi A6, the torque is the same for both cars. Thanks to more power Audi A4 reaches 100 km/h speed 0.1 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
8.4
8.4
Fuel tank capacity:
66 litres
80 litres
Full fuel tank distance:
780 km in combined cycle
950 km in combined cycle
1030 km on highway
1250 km on highway
740 km with real consumption
850 km with real consumption
Audi A6 gets more mileage on one fuel tank.
Drive type
Wheel drive type:
4x4 - AWD (all-wheel-drive)
4x4 - AWD (all-wheel-drive)
Audi A4 2004: The vehicle features full-time Quattro IV all-wheel drive with Torsen center differential and electronic traction control that operates at speeds up to 40 km/h and applies brakes to spinning wheels, with the effect of locking the front and rear differential.
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:
460'000 km
470'000 km
Engine resource depends largely on regular maintenance and the quality of the oils and fuels used.
Engine production duration:
7 years
3 years
Engine spread:
Installed on at least 2 other car models, including Audi A6, Audi A8
Used also on Volkswagen Phaeton
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:
4.59 m
4.93 m
Width:
1.77 m
1.86 m
Height:
1.43 m
1.46 m
Audi A4 is smaller. Audi A4 is 34 cm shorter than the Audi A6, 9 cm narrower, while the height of Audi A4 is 3 cm lower.
Trunk capacity:
442 litres
565 litres
Audi A6 has more luggage space. Audi A4 has 123 litres less trunk space than the Audi A6.
Turning diameter:
11.1 meters
12 meters
The turning circle of the Audi A4 is 0.9 metres less than that of the Audi A6, which means Audi A4 can be easier to manoeuvre in tight streets and parking spaces.
Audi A4 has slightly fewer faults. Deffect rate in annual technical inspection is similar for both cars, it's slightly higher for Audi A6, so Audi A4 quality could be a bit better.
