2002 Citroen C 15 vs. 2003 Opel Signum
To start off, 2003 Opel Signum is newer by 1 year(s). Which means there will be less support and parts availability for 2002 Citroen C 15. In addition, the cost of maintenance, including insurance, on 2002 Citroen C 15 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 @ 4000 RPM) has 118 more horse power than 2002 Citroen C 15. (57 HP @ 4600 RPM) In normal driving conditions, 2003 Opel Signum should accelerate faster than 2002 Citroen C 15. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 725 kg more than 2002 Citroen C 15. 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, 2003 Opel Signum (371 Nm @ 1900 RPM) has 258 more torque (in Nm) than 2002 Citroen C 15. (113 Nm @ 2000 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2002 Citroen C 15.
Compare all specifications:
| 2002 Citroen C 15 | 2003 Opel Signum | |
| Make | Citroen | Opel |
| Model | C 15 | Signum |
| Year Released | 2002 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1747 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 57 HP | 175 HP |
| Engine RPM | 4600 RPM | 4000 RPM |
| Torque | 113 Nm | 371 Nm |
| Torque RPM | 2000 RPM | 1900 RPM |
| Engine Bore Size | 80 mm | 87.5 mm |
| Engine Stroke Size | 88 mm | 82 mm |
| Fuel Type | Diesel | Diesel |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 945 kg | 1670 kg |
| Vehicle Length | 4010 mm | 4640 mm |
| Vehicle Width | 1650 mm | 1800 mm |
| Vehicle Height | 1820 mm | 1470 mm |
| Wheelbase Size | 2760 mm | 2700 mm |
| Fuel Tank Capacity | 66 L | 60 L |
