2006 Citroen C5 vs. 1981 Porsche 911
To start off, 2006 Citroen C5 is newer by 25 year(s). Which means there will be less support and parts availability for 1981 Porsche 911. In addition, the cost of maintenance, including insurance, on 1981 Porsche 911 would be higher. At 3,164 cc (6 cylinders), 1981 Porsche 911 is equipped with a bigger engine. In terms of performance, 1981 Porsche 911 (232 HP @ 5900 RPM) has 118 more horse power than 2006 Citroen C5. (114 HP @ 5500 RPM) In normal driving conditions, 1981 Porsche 911 should accelerate faster than 2006 Citroen C5. With that said, vehicle weight also plays an important factor in acceleration. 2006 Citroen C5 weights approximately 192 kg more than 1981 Porsche 911.
Because 1981 Porsche 911 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1981 Porsche 911. However, in wet, icy, snow, or gravel driving conditions, 2006 Citroen C5, being front wheel drive (FWD), will offer much better control with better grip. 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, 1981 Porsche 911 (284 Nm @ 4800 RPM) has 124 more torque (in Nm) than 2006 Citroen C5. (160 Nm @ 4000 RPM). This means 1981 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2006 Citroen C5.
Compare all specifications:
| 2006 Citroen C5 | 1981 Porsche 911 | |
| Make | Citroen | Porsche |
| Model | C5 | 911 |
| Year Released | 2006 | 1981 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 1749 cc | 3164 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 114 HP | 232 HP |
| Engine RPM | 5500 RPM | 5900 RPM |
| Torque | 160 Nm | 284 Nm |
| Torque RPM | 4000 RPM | 4800 RPM |
| Engine Compression Ratio | 10.8:1 | 10.3:1 |
| Top Speed | 191 km/hour | 246 km/hour |
| Acceleration 0-100mph | 12.7 seconds | 6.3 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1452 kg | 1260 kg |
| Vehicle Length | 4750 mm | 4300 mm |
| Vehicle Width | 1790 mm | 1660 mm |
| Vehicle Height | 1480 mm | 1330 mm |
| Wheelbase Size | 2760 mm | 2270 mm |
| Fuel Tank Capacity | 66 L | 80 L |
