2006 Citroen C5 vs. 1991 Porsche 911
To start off, 2006 Citroen C5 is newer by 15 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 24 more horse power than 2006 Citroen C5. (204 HP @ 6000 RPM) In normal driving conditions, 1991 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 489 kg more than 1991 Porsche 911.
Let's talk about torque, both vehicles can yield 286 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2006 Citroen C5 | 1991 Porsche 911 | |
| Make | Citroen | Porsche |
| Model | C5 | 911 |
| Year Released | 2006 | 1991 |
| Body Type | Sedan | Roadster |
| Engine Position | Front | Rear |
| Engine Size | 2946 cc | 3163 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 204 HP | 228 HP |
| Engine RPM | 6000 RPM | 5900 RPM |
| Torque | 286 Nm | 286 Nm |
| Torque RPM | 3750 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1664 kg | 1175 kg |
| Vehicle Length | 4750 mm | 4300 mm |
| Vehicle Width | 1790 mm | 1660 mm |
| Vehicle Height | 1480 mm | 1260 mm |
