2005 Citroen C4 vs. 2008 Audi S4
To start off, 2008 Audi S4 is newer by 3 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 4,163 cc (8 cylinders), 2008 Audi S4 is equipped with a bigger engine. In terms of performance, 2008 Audi S4 (339 HP @ 7000 RPM) has 201 more horse power than 2005 Citroen C4. (138 HP @ 6000 RPM) In normal driving conditions, 2008 Audi S4 should accelerate faster than 2005 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi S4 weights approximately 516 kg more than 2005 Citroen C4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Citroen C4. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Audi S4 (410 Nm) has 300 more torque (in Nm) than 2005 Citroen C4. (110 Nm). This means 2008 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Citroen C4.
Compare all specifications:
| 2005 Citroen C4 | 2008 Audi S4 | |
| Make | Citroen | Audi |
| Model | C4 | S4 |
| Year Released | 2005 | 2008 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 4163 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 138 HP | 339 HP |
| Engine RPM | 6000 RPM | 7000 RPM |
| Torque | 110 Nm | 410 Nm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1279 kg | 1795 kg |
| Vehicle Length | 4270 mm | 4580 mm |
| Vehicle Width | 1780 mm | 1790 mm |
| Vehicle Height | 1460 mm | 1450 mm |
| Wheelbase Size | 2610 mm | 2660 mm |
| Fuel Tank Capacity | 60 L | 66 L |
