2007 Audi RS4 vs. 2004 Citroen C4
To start off, 2007 Audi RS4 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Citroen C4. In addition, the cost of maintenance, including insurance, on 2004 Citroen C4 would be higher. At 4,163 cc (8 cylinders), 2007 Audi RS4 is equipped with a bigger engine. In terms of performance, 2007 Audi RS4 (414 HP @ 7800 RPM) has 306 more horse power than 2004 Citroen C4. (108 HP @ 5500 RPM). In normal driving conditions, 2007 Audi RS4 should accelerate faster than 2004 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi RS4 weights approximately 650 kg more than 2004 Citroen C4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi RS4 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Citroen C4. In wet, icy, snow, or gravel driving conditions, 2007 Audi RS4 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 RS4 (431 Nm @ 5500 RPM) has 281 more torque (in Nm) than 2004 Citroen C4. (150 Nm @ 4000 RPM). This means 2007 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Citroen C4.
Compare all specifications:
| 2007 Audi RS4 | 2004 Citroen C4 | |
| Make | Audi | Citroen |
| Model | RS4 | C4 |
| Year Released | 2007 | 2004 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1587 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 414 HP | 108 HP |
| Engine RPM | 7800 RPM | 5500 RPM |
| Torque | 431 Nm | 150 Nm |
| Torque RPM | 5500 RPM | 4000 RPM |
| Engine Bore Size | 84.5 mm | 78.5 mm |
| Engine Stroke Size | 92.8 mm | 82 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1845 kg | 1195 kg |
| Vehicle Length | 4560 mm | 4270 mm |
| Vehicle Width | 1820 mm | 1780 mm |
| Vehicle Height | 1400 mm | 1460 mm |
| Wheelbase Size | 2660 mm | 2620 mm |
| Fuel Tank Capacity | 63 L | 47 L |
