2007 Audi A3 vs. 2009 Mercedes-Benz C
To start off, 2009 Mercedes-Benz C is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A3. In addition, the cost of maintenance, including insurance, on 2007 Audi A3 would be higher. At 3,187 cc (6 cylinders), 2007 Audi A3 is equipped with a bigger engine. In terms of performance, 2007 Audi A3 (247 HP @ 6300 RPM) has 78 more horse power than 2009 Mercedes-Benz C. (169 HP @ 3800 RPM). In normal driving conditions, 2007 Audi A3 should accelerate faster than 2009 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A3 weights approximately 270 kg more than 2009 Mercedes-Benz C. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A3 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Mercedes-Benz C. In wet, icy, snow, or gravel driving conditions, 2007 Audi A3 will offer significantly more control. 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, 2009 Mercedes-Benz C (400 Nm @ 2000 RPM) has 80 more torque (in Nm) than 2007 Audi A3. (320 Nm @ 2800 RPM). This means 2009 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A3.
Compare all specifications:
| 2007 Audi A3 | 2009 Mercedes-Benz C | |
| Make | Audi | Mercedes-Benz |
| Model | A3 | C |
| Year Released | 2007 | 2009 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3187 cc | 2148 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 169 HP |
| Engine RPM | 6300 RPM | 3800 RPM |
| Torque | 320 Nm | 400 Nm |
| Torque RPM | 2800 RPM | 2000 RPM |
| Engine Bore Size | 84 mm | 88 mm |
| Engine Stroke Size | 95.9 mm | 88.3 mm |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 250 km/hour | 229 km/hour |
| Acceleration 0-100mph | 6.3 seconds | 8.5 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1495 kg | 1225 kg |
| Vehicle Length | 4210 mm | 4590 mm |
| Vehicle Width | 1770 mm | 1450 mm |
| Vehicle Height | 1430 mm | 1780 mm |
| Wheelbase Size | 2580 mm | 2770 mm |
| Fuel Consumption Overall | 10.6 L/100km | 6.1 L/100km |
| Fuel Tank Capacity | 60 L | 66 L |
