2001 Citroen C5 vs. 2004 Opel Signum
To start off, 2004 Opel Signum is newer by 3 year(s). Which means there will be less support and parts availability for 2001 Citroen C5. In addition, the cost of maintenance, including insurance, on 2001 Citroen C5 would be higher. At 2,179 cc (4 cylinders), 2001 Citroen C5 is equipped with a bigger engine. In terms of performance, 2004 Opel Signum (173 HP @ 5500 RPM) has 39 more horse power than 2001 Citroen C5. (134 HP @ 4000 RPM) In normal driving conditions, 2004 Opel Signum should accelerate faster than 2001 Citroen C5. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 40 kg more than 2001 Citroen C5. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2001 Citroen C5 (320 Nm @ 2000 RPM) has 55 more torque (in Nm) than 2004 Opel Signum. (265 Nm @ 2500 RPM). This means 2001 Citroen C5 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum.
Compare all specifications:
| 2001 Citroen C5 | 2004 Opel Signum | |
| Make | Citroen | Opel |
| Model | C5 | Signum |
| Year Released | 2001 | 2004 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2179 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 134 HP | 173 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 320 Nm | 265 Nm |
| Torque RPM | 2000 RPM | 2500 RPM |
| Engine Bore Size | 85.1 mm | 86 mm |
| Engine Stroke Size | 96 mm | 86 mm |
| Engine Compression Ratio | 18.0:1 | 9.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1520 kg | 1560 kg |
| Vehicle Length | 4630 mm | 4640 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1490 mm | 1470 mm |
| Wheelbase Size | 2760 mm | 2840 mm |
| Fuel Tank Capacity | 66 L | 60 L |
