2009 Audi S4 vs. 2005 Citroen C5
To start off, 2009 Audi S4 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Citroen C5. In addition, the cost of maintenance, including insurance, on 2005 Citroen C5 would be higher. At 4,161 cc (8 cylinders), 2009 Audi S4 is equipped with a bigger engine. In terms of performance, 2009 Audi S4 (340 HP @ 6800 RPM) has 209 more horse power than 2005 Citroen C5. (131 HP @ 4400 RPM). In normal driving conditions, 2009 Audi S4 should accelerate faster than 2005 Citroen C5. With that said, vehicle weight also plays an important factor in acceleration. 2005 Citroen C5 weights approximately 395 kg more than 2009 Audi S4.
Because 2009 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Citroen C5. In wet, icy, snow, or gravel driving conditions, 2009 Audi S4 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, 2009 Audi S4 (410 Nm @ 3500 RPM) has 220 more torque (in Nm) than 2005 Citroen C5. (190 Nm @ 4100 RPM). This means 2009 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Citroen C5.
Compare all specifications:
| 2009 Audi S4 | 2005 Citroen C5 | |
| Make | Audi | Citroen |
| Model | S4 | C5 |
| Year Released | 2009 | 2005 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 1997 cc |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 131 HP |
| Engine RPM | 6800 RPM | 4400 RPM |
| Torque | 410 Nm | 190 Nm |
| Torque RPM | 3500 RPM | 4100 RPM |
| Engine Bore Size | 84.5 mm | 85 mm |
| Engine Stroke Size | 92.8 mm | 88 mm |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 930 kg | 1325 kg |
| Wheelbase Size | 2660 mm | 2760 mm |
| Fuel Tank Capacity | 63 L | 66 L |
