Audi A4 and Audi A6 have the same engine power, the torque is the same for both cars. Audi A4 reaches 100 km/h speed 0.5 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
6.8
8.1
Real fuel consumption:
8.4 l/100km
8.7 l/100km
The Audi A4 is a better choice when it comes to fuel economy. By specification Audi A4 consumes 1.3 litres less fuel per 100 km than the Audi A6, which means that by driving the Audi A4 over 15,000 km in a year you can save 195 litres of fuel. By comparing actual fuel consumption based on user reports, Audi A4 consumes 0.3 litres less fuel per 100 km than the Audi A6.
Fuel tank capacity:
70 litres
70 litres
Full fuel tank distance:
1020 km in combined cycle
860 km in combined cycle
1290 km on highway
1060 km on highway
830 km with real consumption
800 km with real consumption
Audi A4 gets more mileage on one fuel tank.
Drive type
Wheel drive type:
Front wheel drive (FWD)
4x4 - AWD (all-wheel-drive)
Audi A6 2004: 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:
480'000 km
480'000 km
Engine resource depends largely on regular maintenance and the quality of the oils and fuels used.
Engine production duration:
4 years
4 years
Dimensions
Length:
4.59 m
4.92 m
Width:
1.77 m
1.86 m
Height:
1.43 m
1.46 m
Audi A4 is smaller. Audi A4 is 33 cm shorter than the Audi A6, 9 cm narrower, while the height of Audi A4 is 3 cm lower.
Trunk capacity:
460 litres
546 litres
Audi A6 has more luggage space. Audi A4 has 86 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.
