Mercedes A class engine produces 4 HP more power than Audi A3, whereas torque is 10 NM more than Audi A3. Despite the higher power, Mercedes A class reaches 100 km/h speed 0.4 seconds later.
Fuel consumption
Fuel consumption (l/100km):
3.5
3.8
The Mercedes A class is a better choice when it comes to fuel economy. Mercedes A class consumes 0.3 litres less fuel per 100 km than the Audi A3, which means that by driving the Mercedes A class over 15,000 km in a year you can save 45 litres of fuel.
Fuel tank capacity:
40 litres
50 litres
Full fuel tank distance:
1140 km in combined cycle
1310 km in combined cycle
1250 km on highway
1510 km on highway
Audi A3 gets more mileage on one fuel tank.
Dimensions
Length:
4.30 m
4.31 m
Width:
1.78 m
1.79 m
Height:
1.43 m
1.43 m
Both cars are similar in size. Mercedes A class is 1 cm shorter than the Audi A3, width is practically the same also the height of the cars does not differ significantly.
Trunk capacity:
341 litres
380 litres
Trunk max capacity: with rear seats folded down
1157 litres
1220 litres
Audi A3 has more luggage space. Mercedes A class has 39 litres less trunk space than the Audi A3. The maximum boot capacity (with all rear seats folded down) is larger in Audi A3 (by 63 litres).
Turning diameter:
11 meters
10.9 meters
The turning circle of the Mercedes A class is 0.1 metres more than that of the Audi A3.
Gross weight (kg):
1`850
1`820
Safety:
Mercedes A class scores higher in safety tests, but Audi A3 is better rated in child safety tests.
Mercedes A class has fewer problems. According to annual technical inspection data Audi A3 has serious deffects in 15 percent more cases than Mercedes A class, so Mercedes A class quality is probably better