2003 Opel Signum vs. 2010 Citroen C5
To start off, 2010 Citroen C5 is newer by 7 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 2,958 cc (6 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (175 HP @ 5500 RPM) has 44 more horse power than 2010 Citroen C5. (131 HP @ 4000 RPM). In normal driving conditions, 2003 Opel Signum should accelerate faster than 2010 Citroen C5. With that said, vehicle weight also plays an important factor in acceleration. 2010 Citroen C5 weights approximately 18 kg more than 2003 Opel Signum.
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, 2003 Opel Signum (370 Nm @ 1900 RPM) has 55 more torque (in Nm) than 2010 Citroen C5. (315 Nm @ 2000 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2010 Citroen C5.
Compare all specifications:
| 2003 Opel Signum | 2010 Citroen C5 | |
| Make | Opel | Citroen |
| Model | Signum | C5 |
| Year Released | 2003 | 2010 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2958 cc | 2179 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 131 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 370 Nm | 315 Nm |
| Torque RPM | 1900 RPM | 2000 RPM |
| Fuel Type | Diesel | Diesel |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1575 kg | 1593 kg |
| Vehicle Length | 4640 mm | 4760 mm |
| Vehicle Width | 1800 mm | 1780 mm |
| Vehicle Height | 1470 mm | 1520 mm |
| Wheelbase Size | 2840 mm | 2760 mm |
