2007 Audi A4 vs. 2005 Citroen C6
To start off, 2007 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Citroen C6. In addition, the cost of maintenance, including insurance, on 2005 Citroen C6 would be higher. At 3,123 cc (6 cylinders), 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (255 HP @ 6500 RPM) has 43 more horse power than 2005 Citroen C6. (212 HP @ 5250 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 2005 Citroen C6.
Because 2007 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Citroen C6. In wet, icy, snow, or gravel driving conditions, 2007 Audi A4 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 A4 (330 Nm @ 3250 RPM) has 45 more torque (in Nm) than 2005 Citroen C6. (285 Nm @ 3750 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Citroen C6.
Compare all specifications:
| 2007 Audi A4 | 2005 Citroen C6 | |
| Make | Audi | Citroen |
| Model | A4 | C6 |
| Year Released | 2007 | 2005 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 2946 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 212 HP |
| Engine RPM | 6500 RPM | 5250 RPM |
| Torque | 330 Nm | 285 Nm |
| Torque RPM | 3250 RPM | 3750 RPM |
| Engine Bore Size | 84 mm | 87 mm |
| Engine Stroke Size | 96 mm | 83 mm |
| Engine Compression Ratio | 11.3:1 | 10.9:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4590 mm | 4920 mm |
| Vehicle Width | 1780 mm | 1870 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2910 mm |
