2007 Audi S4 vs. 2009 Citroen C5
To start off, 2009 Citroen C5 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi S4. In addition, the cost of maintenance, including insurance, on 2007 Audi S4 would be higher. At 4,163 cc (8 cylinders), 2007 Audi S4 is equipped with a bigger engine. In terms of performance, 2007 Audi S4 (341 HP @ 7000 RPM) has 218 more horse power than 2009 Citroen C5. (123 HP @ 6000 RPM). In normal driving conditions, 2007 Audi S4 should accelerate faster than 2009 Citroen C5.
Let's talk about torque, 2007 Audi S4 (410 Nm @ 3500 RPM) has 240 more torque (in Nm) than 2009 Citroen C5. (170 Nm @ 3750 RPM). This means 2007 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Citroen C5.
Compare all specifications:
| 2007 Audi S4 | 2009 Citroen C5 | |
| Make | Audi | Citroen |
| Model | S4 | C5 |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1749 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 341 HP | 123 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 410 Nm | 170 Nm |
| Torque RPM | 3500 RPM | 3750 RPM |
| Engine Bore Size | 84.6 mm | 83.1 mm |
| Engine Stroke Size | 92.7 mm | 81 mm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4590 mm | 4790 mm |
| Vehicle Width | 1730 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1460 mm |
| Wheelbase Size | 2650 mm | 2820 mm |
| Fuel Tank Capacity | 63 L | 71 L |
