2005 Citroen C5 vs. 1991 Porsche 911
To start off, 2005 Citroen C5 is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Porsche 911. In addition, the cost of maintenance, including insurance, on 1991 Porsche 911 would be higher. At 3,163 cc (6 cylinders), 1991 Porsche 911 is equipped with a bigger engine. In terms of performance, 1991 Porsche 911 (228 HP @ 5900 RPM) has 114 more horse power than 2005 Citroen C5. (114 HP @ 5500 RPM) In normal driving conditions, 1991 Porsche 911 should accelerate faster than 2005 Citroen C5. With that said, vehicle weight also plays an important factor in acceleration. 2005 Citroen C5 weights approximately 316 kg more than 1991 Porsche 911.
Let's talk about torque, 1991 Porsche 911 (286 Nm @ 4800 RPM) has 126 more torque (in Nm) than 2005 Citroen C5. (160 Nm @ 4000 RPM). This means 1991 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2005 Citroen C5.
Compare all specifications:
| 2005 Citroen C5 | 1991 Porsche 911 | |
| Make | Citroen | Porsche |
| Model | C5 | 911 |
| Year Released | 2005 | 1991 |
| Body Type | Station Wagon | Roadster |
| Engine Position | Front | Rear |
| Engine Size | 1761 cc | 3163 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 114 HP | 228 HP |
| Engine RPM | 5500 RPM | 5900 RPM |
| Torque | 160 Nm | 286 Nm |
| Torque RPM | 4000 RPM | 4800 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1491 kg | 1175 kg |
| Vehicle Length | 4850 mm | 4300 mm |
| Vehicle Width | 1790 mm | 1660 mm |
| Vehicle Height | 1560 mm | 1260 mm |
