2007 Citroen C5 vs. 1999 Porsche 911
To start off, 2007 Citroen C5 is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Porsche 911. In addition, the cost of maintenance, including insurance, on 1999 Porsche 911 would be higher. At 3,595 cc (6 cylinders), 1999 Porsche 911 is equipped with a bigger engine. In terms of performance, 1999 Porsche 911 (414 HP @ 6000 RPM) has 306 more horse power than 2007 Citroen C5. (108 HP @ 4000 RPM) In normal driving conditions, 1999 Porsche 911 should accelerate faster than 2007 Citroen C5. With that said, vehicle weight also plays an important factor in acceleration. 2007 Citroen C5 weights approximately 67 kg more than 1999 Porsche 911.
Because 1999 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Citroen C5. In wet, icy, snow, or gravel driving conditions, 1999 Porsche 911 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, 1999 Porsche 911 (560 Nm @ 2700 RPM) has 320 more torque (in Nm) than 2007 Citroen C5. (240 Nm @ 1750 RPM). This means 1999 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2007 Citroen C5.
Compare all specifications:
| 2007 Citroen C5 | 1999 Porsche 911 | |
| Make | Citroen | Porsche |
| Model | C5 | 911 |
| Year Released | 2007 | 1999 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1560 cc | 3595 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 108 HP | 414 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 240 Nm | 560 Nm |
| Torque RPM | 1750 RPM | 2700 RPM |
| Engine Bore Size | 75 mm | 100 mm |
| Engine Stroke Size | 88 mm | 76.4 mm |
| Engine Compression Ratio | 18.0:1 | 9.4:1 |
| Top Speed | 190 km/hour | 304 km/hour |
| Acceleration 0-100mph | 12.8 seconds | 4.2 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1607 kg | 1540 kg |
| Vehicle Length | 4750 mm | 4440 mm |
| Vehicle Width | 1790 mm | 1840 mm |
| Vehicle Height | 1480 mm | 1300 mm |
| Wheelbase Size | 2760 mm | 2360 mm |
| Fuel Tank Capacity | 66 L | 64 L |
