2001 Citroen C5 vs. 2006 Opel Signum
To start off, 2006 Opel Signum is newer by 5 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 2,198 cc (4 cylinders), 2006 Opel Signum is equipped with a bigger engine. In terms of performance, 2006 Opel Signum (153 HP @ 5600 RPM) has 37 more horse power than 2001 Citroen C5. (116 HP @ 5500 RPM) In normal driving conditions, 2006 Opel Signum should accelerate faster than 2001 Citroen C5. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Signum weights approximately 89 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, 2006 Opel Signum (220 Nm @ 3800 RPM) has 60 more torque (in Nm) than 2001 Citroen C5. (160 Nm @ 4000 RPM). This means 2006 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2001 Citroen C5. 2006 Opel Signum has automatic transmission and 2001 Citroen C5 has manual transmission. 2001 Citroen C5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2001 Citroen C5 | 2006 Opel Signum | |
| Make | Citroen | Opel |
| Model | C5 | Signum |
| Year Released | 2001 | 2006 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1749 cc | 2198 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 116 HP | 153 HP |
| Engine RPM | 5500 RPM | 5600 RPM |
| Torque | 160 Nm | 220 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Engine Bore Size | 83.1 mm | 86 mm |
| Engine Stroke Size | 81 mm | 94.6 mm |
| Acceleration 0-100mph | 13 seconds | 9.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1446 kg | 1535 kg |
| Vehicle Length | 4760 mm | 4640 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1520 mm | 1470 mm |
| Wheelbase Size | 2760 mm | 2840 mm |
| Fuel Tank Capacity | 66 L | 60 L |
