2009 Audi A3 vs. 2007 Mercedes-Benz A
To start off, 2009 Audi A3 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Mercedes-Benz A. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz A would be higher. At 1,989 cc (4 cylinders), 2007 Mercedes-Benz A is equipped with a bigger engine. In terms of performance, 2009 Audi A3 (113 HP @ 6000 RPM) has 5 more horse power than 2007 Mercedes-Benz A. (108 HP @ 4200 RPM). In normal driving conditions, 2009 Audi A3 should accelerate faster than 2007 Mercedes-Benz A. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz A weights approximately 45 kg more than 2009 Audi A3.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2007 Mercedes-Benz A (250 Nm @ 1600 RPM) has 95 more torque (in Nm) than 2009 Audi A3. (155 Nm @ 4000 RPM). This means 2007 Mercedes-Benz A will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A3.
Compare all specifications:
| 2009 Audi A3 | 2007 Mercedes-Benz A | |
| Make | Audi | Mercedes-Benz |
| Model | A3 | A |
| Year Released | 2009 | 2007 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 1989 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 113 HP | 108 HP |
| Engine RPM | 6000 RPM | 4200 RPM |
| Torque | 155 Nm | 250 Nm |
| Torque RPM | 4000 RPM | 1600 RPM |
| Engine Bore Size | 76.5 mm | 83 mm |
| Engine Stroke Size | 86.9 mm | 92 mm |
| Engine Compression Ratio | 12.0:1 | 18.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 196 km/hour | 186 km/hour |
| Acceleration 0-100mph | 11.2 seconds | 10.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1300 kg | 1345 kg |
| Vehicle Length | 4220 mm | 3840 mm |
| Vehicle Width | 1770 mm | 1770 mm |
| Vehicle Height | 1430 mm | 1600 mm |
| Wheelbase Size | 2580 mm | 2570 mm |
| Fuel Consumption Overall | 6.5 L/100km | 5.2 L/100km |
| Fuel Tank Capacity | 55 L | 60 L |
