2007 Audi A6 vs. 2005 Mercedes-Benz C
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 36 more horse power than 2005 Mercedes-Benz C. (142 HP @ 5000 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 465 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 150 more torque (in Nm) than 2005 Mercedes-Benz C. (220 Nm @ 2500 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:
| 2007 Audi A6 | 2005 Mercedes-Benz C | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | C |
| Year Released | 2007 | 2005 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 178 HP | 142 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 370 Nm | 220 Nm |
| Torque RPM | 1500 RPM | 2500 RPM |
| Engine Bore Size | 78.4 mm | 82 mm |
| Engine Stroke Size | 86.4 mm | 85 mm |
| Engine Compression Ratio | 19.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 9.5 seconds | 9.7 seconds |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1890 kg | 1425 kg |
| Vehicle Length | 4820 mm | 4350 mm |
| Vehicle Width | 1860 mm | 1730 mm |
| Vehicle Height | 1560 mm | 1410 mm |
| Wheelbase Size | 2760 mm | 2720 mm |
| Fuel Consumption Overall | 9 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 70 L | 62 L |
