2009 Audi A6 vs. 2006 Mercedes-Benz C
To start off, 2009 Audi A6 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Mercedes-Benz C. In addition, the cost of maintenance, including insurance, on 2006 Mercedes-Benz C would be higher. At 2,966 cc (6 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (229 HP @ 4000 RPM) has 81 more horse power than 2006 Mercedes-Benz C. (148 HP @ 4200 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 2006 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz C weights approximately 855 kg more than 2009 Audi A6.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2006 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 (450 Nm @ 1400 RPM) has 110 more torque (in Nm) than 2006 Mercedes-Benz C. (340 Nm @ 2000 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2006 Mercedes-Benz C.
Compare all specifications:
| 2009 Audi A6 | 2006 Mercedes-Benz C | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | C |
| Year Released | 2009 | 2006 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2966 cc | 2148 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 229 HP | 148 HP |
| Engine RPM | 4000 RPM | 4200 RPM |
| Torque | 450 Nm | 340 Nm |
| Torque RPM | 1400 RPM | 2000 RPM |
| Engine Bore Size | 83 mm | 88 mm |
| Engine Stroke Size | 91.4 mm | 88.3 mm |
| Engine Compression Ratio | 17.0:1 | 18.0:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 242 km/hour | 224 km/hour |
| Acceleration 0-100mph | 7.4 seconds | 10.6 seconds |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 930 kg | 1785 kg |
| Vehicle Length | 4940 mm | 4350 mm |
| Vehicle Width | 1470 mm | 1730 mm |
| Vehicle Height | 1860 mm | 1410 mm |
| Wheelbase Size | 2850 mm | 2720 mm |
| Fuel Consumption Overall | 8.4 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 70 L | 62 L |
