2005 Mercedes-Benz C vs. 2007 Audi A6
To start off, 2007 Audi A6 is newer by 2 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 2,496 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (178 HP @ 4000 RPM) has 37 more horse power than 2005 Mercedes-Benz C. (141 HP @ 4200 RPM) In normal driving conditions, 2007 Audi A6 should accelerate faster than 2005 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 320 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 2007 Audi A6 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, 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 (370 Nm @ 1500 RPM) has 55 more torque (in Nm) than 2005 Mercedes-Benz C. (315 Nm @ 1800 RPM). This means 2007 Audi A6 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 | 2007 Audi A6 | |
| Make | Mercedes-Benz | Audi |
| Model | C | A6 |
| Year Released | 2005 | 2007 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2148 cc | 2496 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 141 HP | 178 HP |
| Engine RPM | 4200 RPM | 4000 RPM |
| Torque | 315 Nm | 370 Nm |
| Torque RPM | 1800 RPM | 1500 RPM |
| Engine Bore Size | 88 mm | 78.4 mm |
| Engine Stroke Size | 88.3 mm | 86.4 mm |
| Engine Compression Ratio | 18.0:1 | 19.0:1 |
| Fuel Type | Diesel | Diesel |
| Acceleration 0-100mph | 10.7 seconds | 9.5 seconds |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1570 kg | 1890 kg |
| Vehicle Length | 4550 mm | 4820 mm |
| Vehicle Width | 1730 mm | 1860 mm |
| Vehicle Height | 1470 mm | 1560 mm |
| Wheelbase Size | 2920 mm | 2760 mm |
| Fuel Consumption Overall | 6.7 L/100km | 9 L/100km |
| Fuel Tank Capacity | 62 L | 70 L |
