2007 Audi A3 vs. 2005 Mercedes-Benz C
To start off, 2007 Audi A3 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz C. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz C would be higher. At 3,195 cc (6 cylinders), 2007 Audi A3 is equipped with a bigger engine. In terms of performance, 2007 Audi A3 (251 HP @ 6300 RPM) has 76 more horse power than 2005 Mercedes-Benz C. (175 HP @ 4500 RPM). In normal driving conditions, 2007 Audi A3 should accelerate faster than 2005 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz C weights approximately 185 kg more than 2007 Audi A3.
Because 2007 Audi A3 is four wheel drive (4WD), it will have significant more traction and grip than 2005 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, 2007 Audi A3 (320 Nm @ 2800 RPM) has 80 more torque (in Nm) than 2005 Mercedes-Benz C. (240 Nm @ 4500 RPM). This means 2007 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz C.
Compare all specifications:
| 2007 Audi A3 | 2005 Mercedes-Benz C | |
| Make | Audi | Mercedes-Benz |
| Model | A3 | C |
| Year Released | 2007 | 2005 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3195 cc | 2684 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 251 HP | 175 HP |
| Engine RPM | 6300 RPM | 4500 RPM |
| Torque | 320 Nm | 240 Nm |
| Torque RPM | 2800 RPM | 4500 RPM |
| Engine Bore Size | 84 mm | 89.9 mm |
| Engine Stroke Size | 95.9 mm | 68.2 mm |
| Engine Compression Ratio | 11.3:1 | 10.5:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1455 kg | 1640 kg |
| Vehicle Length | 4290 mm | 4550 mm |
| Vehicle Width | 1960 mm | 1730 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2580 mm | 2720 mm |
| Fuel Consumption Overall | 10.2 L/100km | 11.6 L/100km |
| Fuel Tank Capacity | 55 L | 62 L |
