2007 Citroen C5 vs. 1991 Porsche 928
To start off, 2007 Citroen C5 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Porsche 928. In addition, the cost of maintenance, including insurance, on 1991 Porsche 928 would be higher. At 4,663 cc (8 cylinders), 1991 Porsche 928 is equipped with a bigger engine. In terms of performance, 1991 Porsche 928 (306 HP @ 5900 RPM) has 172 more horse power than 2007 Citroen C5. (134 HP @ 4000 RPM) In normal driving conditions, 1991 Porsche 928 should accelerate faster than 2007 Citroen C5. With that said, vehicle weight also plays an important factor in acceleration. 2007 Citroen C5 weights approximately 43 kg more than 1991 Porsche 928.
Because 1991 Porsche 928 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 1991 Porsche 928. However, in wet, icy, snow, or gravel driving conditions, 2007 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, 1991 Porsche 928 (408 Nm @ 4100 RPM) has 88 more torque (in Nm) than 2007 Citroen C5. (320 Nm @ 2000 RPM). This means 1991 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 2007 Citroen C5.
Compare all specifications:
| 2007 Citroen C5 | 1991 Porsche 928 | |
| Make | Citroen | Porsche |
| Model | C5 | 928 |
| Year Released | 2007 | 1991 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 4663 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 134 HP | 306 HP |
| Engine RPM | 4000 RPM | 5900 RPM |
| Torque | 320 Nm | 408 Nm |
| Torque RPM | 2000 RPM | 4100 RPM |
| Engine Bore Size | 85 mm | 97 mm |
| Engine Stroke Size | 88 mm | 78.9 mm |
| Engine Compression Ratio | 18.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 205 km/hour | 319 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1573 kg | 1530 kg |
| Vehicle Length | 4750 mm | 4530 mm |
| Vehicle Width | 1790 mm | 2060 mm |
| Vehicle Height | 1480 mm | 1290 mm |
| Wheelbase Size | 2760 mm | 2510 mm |
| Fuel Tank Capacity | 66 L | 76 L |
