Audi A8 engine produces 8 HP more power than Audi A6, the torque is the same for both cars. Despite the higher power, Audi A8 reaches 100 km/h speed 0.5 seconds later.
Fuel consumption
Fuel consumption (l/100km):
8.4
8.4
Fuel tank capacity:
90 litres
80 litres
Full fuel tank distance:
1070 km in combined cycle
950 km in combined cycle
1400 km on highway
1230 km on highway
1010 km with real consumption
850 km with real consumption
Audi A8 gets more mileage on one fuel tank.
Drive type
Wheel drive type:
All wheel drive (AWD, 4x4)
4x4 - AWD (all-wheel-drive)
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 A4
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 A8 might be a better choice in this respect.
Dimensions
Length:
5.05 m
4.92 m
Width:
1.89 m
1.86 m
Height:
1.44 m
1.46 m
Audi A8 is larger, but slightly lower. Audi A8 is 13 cm longer than the Audi A6, 3 cm wider, while the height of Audi A8 is 2 cm lower.
Trunk capacity:
500 litres
546 litres
Audi A6 has more luggage space. Despite its longer length, Audi A8 has 46 litres less trunk space than the Audi A6. This could mean that the Audi A8 uses more space in the cabin, so the driver and passengers could be more spacious and comfortable.
Turning diameter:
12.1 meters
12 meters
The turning circle of the Audi A8 is 0.1 metres more than that of the Audi A6.
Audi A8 has fewer problems. According to annual technical inspection data Audi A6 has serious deffects in 25 percent more cases than Audi A8, so Audi A8 quality is probably significantly better
