Audi A8 is more dynamic to drive. Audi A8 engine produces 42 HP more power than Audi A6, whereas torque is 40 NM more than Audi A6. Thanks to more power Audi A8 reaches 100 km/h speed 0.2 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
9.9
10.6
The Audi A8 is a better choice when it comes to fuel economy. Audi A8 consumes 0.7 litres less fuel per 100 km than the Audi A6, which means that by driving the Audi A8 over 15,000 km in a year you can save 105 litres of fuel.
Fuel tank capacity:
90 litres
70 litres
Full fuel tank distance:
900 km in combined cycle
660 km in combined cycle
1260 km on highway
970 km on highway
Audi A8 gets more mileage on one fuel tank.
Dimensions
Length:
5.06 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 14 cm longer than the Audi A6, 4 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.
Audi A8 has fewer problems. According to annual technical inspection data Audi A6 has serious deffects in 10 percent more cases than Audi A8, so Audi A8 quality is probably slightly better
