2005 Audi S4 vs. 2007 Citroen C4
To start off, 2007 Citroen C4 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Audi S4. In addition, the cost of maintenance, including insurance, on 2005 Audi S4 would be higher. At 4,163 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6200 RPM) has 159 more horse power than 2007 Citroen C4. (181 HP @ 7000 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 2007 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 444 kg more than 2007 Citroen C4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 230 more torque (in Nm) than 2007 Citroen C4. (180 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Citroen C4.
Compare all specifications:
| 2005 Audi S4 | 2007 Citroen C4 | |
| Make | Audi | Citroen |
| Model | S4 | C4 |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1997 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 181 HP |
| Engine RPM | 6200 RPM | 7000 RPM |
| Torque | 410 Nm | 180 Nm |
| Engine Bore Size | 85 mm | 85 mm |
| Engine Stroke Size | 93 mm | 88 mm |
| Engine Compression Ratio | 11.0:1 | 10.8:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1782 kg | 1338 kg |
| Vehicle Length | 4550 mm | 4270 mm |
| Vehicle Width | 1770 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1460 mm |
| Wheelbase Size | 2760 mm | 2610 mm |
| Fuel Consumption Overall | 11.8 L/100km | 11.5 L/100km |
| Fuel Tank Capacity | 66 L | 60 L |
