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 4,163 cc (8 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (329 HP @ 6600 RPM) has 181 more horse power than 2007 Mercedes-Benz C. (148 HP @ 4200 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 110 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 (421 Nm @ 3500 RPM) has 81 more torque (in Nm) than 2007 Mercedes-Benz C. (340 Nm @ 1800 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 | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2148 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 329 HP | 148 HP |
| Engine RPM | 6600 RPM | 4200 RPM |
| Torque | 421 Nm | 340 Nm |
| Torque RPM | 3500 RPM | 1800 RPM |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 250 km/hour | 219 km/hour |
| Acceleration 0-100mph | 6.1 seconds | 10.3 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1745 kg | 1635 kg |
| Vehicle Length | 4920 mm | 4550 mm |
| Vehicle Width | 1860 mm | 1470 mm |
| Vehicle Height | 1470 mm | 1730 mm |
| Wheelbase Size | 2850 mm | 2720 mm |
| Fuel Consumption Overall | 11.6 L/100km | 6.4 L/100km |
| Fuel Tank Capacity | 80 L | 62 L |
