Audi A3 is more dynamic to drive. Audi A3 engine produces 2 HP less power than Audi A1, but torque is 70 NM more than Audi A1. Despite less power, Audi A3 reaches 100 km/h speed 0.1 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
5.6
5.6
Fuel tank capacity:
55 litres
45 litres
Full fuel tank distance:
980 km in combined cycle
800 km in combined cycle
1170 km on highway
950 km on highway
650 km with real consumption
560 km with real consumption
Audi A3 gets more mileage on one fuel tank.
Dimensions
Length:
4.31 m
3.95 m
Width:
1.79 m
1.74 m
Height:
1.43 m
1.42 m
Audi A3 is larger. Audi A3 is 36 cm longer than the Audi A1, 5 cm wider the height of the cars does not differ significantly.
Trunk capacity:
380 litres
270 litres
Trunk max capacity: with rear seats folded down
1220 litres
920 litres
Audi A3 has more luggage capacity. Audi A3 has 110 litres more trunk space than the Audi A1. The maximum boot capacity (with all rear seats folded down) is larger in Audi A3 (by 300 litres).
Turning diameter:
10.9 meters
10.6 meters
The turning circle of the Audi A3 is 0.3 metres more than that of the Audi A1.
Audi A1 has slightly fewer faults. Deffect rate in annual technical inspection is similar for both cars, it's slightly higher for Audi A3, so Audi A1 quality could be a bit better.