2009 Audi A6 vs. 2007 Mercedes-Benz C
To start off, 2009 Audi A6 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Mercedes-Benz C. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz C would be higher. At 5,204 cc (10 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (430 HP @ 6800 RPM) has 289 more horse power than 2007 Mercedes-Benz C. (141 HP @ 5200 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 2007 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A6 weights approximately 445 kg more than 2007 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 A6 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Mercedes-Benz C. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi A6 (540 Nm @ 3000 RPM) has 320 more torque (in Nm) than 2007 Mercedes-Benz C. (220 Nm @ 2500 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz C.
Compare all specifications:
| 2009 Audi A6 | 2007 Mercedes-Benz C | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | C |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 1796 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 430 HP | 141 HP |
| Engine RPM | 6800 RPM | 5200 RPM |
| Torque | 540 Nm | 220 Nm |
| Torque RPM | 3000 RPM | 2500 RPM |
| Engine Bore Size | 84.5 mm | 82 mm |
| Engine Stroke Size | 92.8 mm | 85 mm |
| Engine Compression Ratio | 12.5:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 223 km/hour |
| Acceleration 0-100mph | 5.2 seconds | 10 seconds |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1910 kg | 1465 kg |
| Vehicle Length | 4920 mm | 4860 mm |
| Vehicle Width | 1870 mm | 1730 mm |
| Vehicle Height | 1460 mm | 1410 mm |
| Wheelbase Size | 2850 mm | 2720 mm |
| Fuel Consumption Overall | 13.4 L/100km | 8 L/100km |
| Fuel Tank Capacity | 80 L | 62 L |
