2005 Mercedes-Benz C vs. 2009 Audi A4
To start off, 2009 Audi A4 is newer by 4 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 2,965 cc (6 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (222 HP @ 4000 RPM) has 61 more horse power than 2005 Mercedes-Benz C. (161 HP @ 5500 RPM) In normal driving conditions, 2009 Audi A4 should accelerate faster than 2005 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 75 kg more than 2005 Mercedes-Benz C. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A4 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, 2009 Audi A4 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 Audi A4 (450 Nm @ 1400 RPM) has 210 more torque (in Nm) than 2005 Mercedes-Benz C. (240 Nm @ 4500 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz C.
Compare all specifications:
| 2005 Mercedes-Benz C | 2009 Audi A4 | |
| Make | Mercedes-Benz | Audi |
| Model | C | A4 |
| Year Released | 2005 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2683 cc | 2965 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 161 HP | 222 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 240 Nm | 450 Nm |
| Torque RPM | 4500 RPM | 1400 RPM |
| Engine Bore Size | 89.9 mm | 83 mm |
| Engine Stroke Size | 68.2 mm | 91.4 mm |
| Engine Compression Ratio | 10.5:1 | 17.0:1 |
| Top Speed | 232 km/hour | 235 km/hour |
| Acceleration 0-100mph | 9.5 seconds | 7.2 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1535 kg | 1610 kg |
| Vehicle Length | 4530 mm | 4550 mm |
| Vehicle Width | 1730 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2860 mm | 2660 mm |
| Fuel Tank Capacity | 69 L | 70 L |
