Audi A3 engine produces 10 HP less power than Opel Astra, whereas torque is 10 NM less than Opel Astra. Despite less power, Audi A3 reaches 100 km/h speed 0.3 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
no data
4.1
Fuel tank capacity:
50 litres
48 litres
830 km with real consumption
800 km with real consumption
Dimensions
Length:
4.31 m
4.37 m
Width:
1.79 m
1.81 m
Height:
1.43 m
1.49 m
Audi A3 is smaller. Audi A3 is 6 cm shorter than the Opel Astra, 2 cm narrower, while the height of Audi A3 is 6 cm lower.
Trunk capacity:
380 litres
370 litres
Trunk max capacity: with rear seats folded down
1220 litres
1210 litres
Even though the car is shorter, Audi A3 has 10 litres more trunk space than the Opel Astra. The Opel Astra may have more interior space, so the cabin could be more spacious and more comfortable for the driver and passengers. The maximum boot capacity (with all rear seats folded down) is larger in Audi A3 (by 10 litres).
Turning diameter:
10.9 meters
11.1 meters
The turning circle of the Audi A3 is 0.2 metres less than that of the Opel Astra.
Audi A3 has fewer problems. According to annual technical inspection data Opel Astra has serious deffects in 55 percent more cases than Audi A3, so Audi A3 quality is probably significantly better