Audi A4 and Audi A3 have the same engine power, but Audi A4 torque is 70 NM more than Audi A3. Audi A4 reaches 100 km/h speed 0.9 seconds later.
Fuel consumption
Fuel consumption (l/100km):
8.8
5.8
The Audi A3 is a better choice when it comes to fuel economy. Audi A4 consumes 3 litres more fuel per 100 km than the Audi A3, which means that if you drive 15,000 km in a year, the Audi A4 could require 450 litres more fuel.
Dimensions
Length:
4.70 m
4.31 m
Width:
1.83 m
1.79 m
Height:
1.44 m
1.43 m
Audi A4 is larger. Audi A4 is 39 cm longer than the Audi A3, 4 cm wider, while the height of Audi A4 is 1 cm higher.
Trunk capacity:
490 litres
380 litres
Trunk max capacity: with rear seats folded down
no data
1220 litres
Audi A4 has more luggage capacity. Audi A4 has 110 litres more trunk space than the Audi A3.
Turning diameter:
11.4 meters
10.9 meters
The turning circle of the Audi A4 is 0.5 metres more than that of the Audi A3, which means Audi A4 can be harder to manoeuvre in tight streets and parking spaces.
Audi A3 has fewer problems. According to annual technical inspection data Audi A4 has serious deffects in 10 percent more cases than Audi A3, so Audi A3 quality is probably slightly better
