2005 Citroen C4 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 Citroen C4. In addition, the cost of maintenance, including insurance, on 2005 Citroen C4 would be higher. At 3,121 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (252 HP @ 6500 RPM) has 114 more horse power than 2005 Citroen C4. (138 HP @ 6000 RPM) In normal driving conditions, 2007 Audi A6 should accelerate faster than 2005 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Citroen C4 weights approximately 4 kg more than 2007 Audi A6.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 (330 Nm) has 220 more torque (in Nm) than 2005 Citroen C4. (110 Nm). This means 2007 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Citroen C4.
Compare all specifications:
| 2005 Citroen C4 | 2007 Audi A6 | |
| Make | Citroen | Audi |
| Model | C4 | A6 |
| Year Released | 2005 | 2007 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 3121 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 138 HP | 252 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Torque | 110 Nm | 330 Nm |
| Engine Compression Ratio | 11.0:1 | 13.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1279 kg | 1275 kg |
| Vehicle Length | 4270 mm | 4800 mm |
| Vehicle Width | 1780 mm | 1820 mm |
| Vehicle Height | 1460 mm | 1460 mm |
| Wheelbase Size | 2610 mm | 2770 mm |
| Fuel Tank Capacity | 60 L | 70 L |
