Audi A4 is more dynamic to drive. Audi A4 and Audi A6 have the same engine power, but Audi A4 torque is 5 NM more than Audi A6. Audi A4 reaches 100 km/h speed 0.7 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
8.5
9.1
Real fuel consumption:
8.7 l/100km
9.6 l/100km
The Audi A4 is a better choice when it comes to fuel economy. By specification Audi A4 consumes 0.6 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 90 litres of fuel. By comparing actual fuel consumption based on user reports, Audi A4 consumes 0.9 litres less fuel per 100 km than the Audi A6.
Fuel tank capacity:
62 litres
80 litres
Full fuel tank distance:
720 km in combined cycle
870 km in combined cycle
950 km on highway
1110 km on highway
710 km with real consumption
830 km with real consumption
Audi A6 gets more mileage on one fuel tank.
Engines
Average engine lifespan:
460'000 km
460'000 km
Engine resource depends largely on regular maintenance and the quality of the oils and fuels used.
Engine production duration:
4 years
6 years
Engine spread:
Installed on at least 5 other car models, including Volkswagen Golf, Audi A6, Skoda Octavia, Volkswagen Bora
Used only for this car
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:
4.48 m
4.80 m
Width:
1.73 m
1.78 m
Height:
1.42 m
1.44 m
Audi A4 is smaller. Audi A4 is 32 cm shorter than the Audi A6, 5 cm narrower, while the height of Audi A4 is 2 cm lower.
Trunk capacity:
390 litres
390 litres
Trunk max capacity: with rear seats folded down
1250 litres
no data
Turning diameter:
11.1 meters
11.4 meters
The turning circle of the Audi A4 is 0.3 metres less than that of the Audi A6.
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.
