2007 Audi A6 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 A6. In addition, the cost of maintenance, including insurance, on 2007 Audi A6 would be higher. At 3,123 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (252 HP @ 6500 RPM) has 98 more horse power than 2009 Mercedes-Benz C. (154 HP @ 5200 RPM). In normal driving conditions, 2007 Audi A6 should accelerate faster than 2009 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 455 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 A6 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 A6 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 A6 (330 Nm @ 3250 RPM) has 99 more torque (in Nm) than 2009 Mercedes-Benz C. (231 Nm @ 4600 RPM). This means 2007 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercedes-Benz C.
Compare all specifications:
| 2007 Audi A6 | 2009 Mercedes-Benz C | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | C |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 252 HP | 154 HP |
| Engine RPM | 6500 RPM | 5200 RPM |
| Torque | 330 Nm | 231 Nm |
| Torque RPM | 3250 RPM | 4600 RPM |
| Engine Bore Size | 84.6 mm | 82 mm |
| Engine Stroke Size | 92.8 mm | 85 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 7.1 seconds | 9.8 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1680 kg | 1225 kg |
| Vehicle Length | 4920 mm | 4600 mm |
| Vehicle Width | 1860 mm | 1470 mm |
| Vehicle Height | 1470 mm | 1780 mm |
| Wheelbase Size | 2850 mm | 2770 mm |
| Fuel Consumption Overall | 10.9 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 80 L | 66 L |
