Audi A8 engine produces 25 HP more power than Audi A6, whereas torque is 30 NM more than Audi A6. Despite the higher power, Audi A8 reaches 100 km/h speed 0.2 seconds later.
Fuel consumption
Fuel consumption (l/100km):
11.7
11.0
Real fuel consumption:
13.5 l/100km
12.0 l/100km
The Audi A6 is a better choice when it comes to fuel economy. By specification Audi A8 consumes 0.7 litres more fuel per 100 km than the Audi A6, which means that if you drive 15,000 km in a year, the Audi A8 could require 105 litres more fuel. By comparing actual fuel consumption based on user reports, Audi A8 consumes 1.5 litres more fuel per 100 km than the Audi A6.
Fuel tank capacity:
90 litres
80 litres
Full fuel tank distance:
760 km in combined cycle
720 km in combined cycle
1040 km on highway
980 km on highway
660 km with real consumption
660 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)
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
