2005 Audi A6 vs. 2009 Mercedes-Benz C
To start off, 2009 Mercedes-Benz C is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 2,148 cc (4 cylinders), 2009 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz C (168 HP @ 3800 RPM) has 20 more horse power than 2005 Audi A6. (148 HP @ 5700 RPM) In normal driving conditions, 2009 Mercedes-Benz C should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz C weights approximately 1342 kg more than 2005 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Mercedes-Benz C is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 Mercedes-Benz C. However, in wet, icy, snow, or gravel driving conditions, 2005 Audi A6, being front wheel drive (FWD), will offer much better control with better grip. 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 Mercedes-Benz C (400 Nm @ 2000 RPM) has 190 more torque (in Nm) than 2005 Audi A6. (210 Nm @ 1750 RPM). This means 2009 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6.
Compare all specifications:
| 2005 Audi A6 | 2009 Mercedes-Benz C | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | C |
| Year Released | 2005 | 2009 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2148 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 148 HP | 168 HP |
| Engine RPM | 5700 RPM | 3800 RPM |
| Torque | 210 Nm | 400 Nm |
| Torque RPM | 1750 RPM | 2000 RPM |
| Engine Compression Ratio | 10.0:1 | 17.5:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1490 kg | 2832 kg |
| Vehicle Length | 4800 mm | 4590 mm |
| Vehicle Width | 1820 mm | 1450 mm |
| Vehicle Height | 1460 mm | 1780 mm |
| Wheelbase Size | 2770 mm | 2770 mm |
| Fuel Consumption Overall | 8.5 L/100km | 9.9 L/100km |
| Fuel Tank Capacity | 70 L | 62 L |
