1999 Citroen C 15 vs. 2002 Opel Signum
To start off, 2002 Opel Signum is newer by 3 year(s). Which means there will be less support and parts availability for 1999 Citroen C 15. In addition, the cost of maintenance, including insurance, on 1999 Citroen C 15 would be higher. At 2,957 cc (6 cylinders), 2002 Opel Signum is equipped with a bigger engine. In terms of performance, 2002 Opel Signum (174 HP @ 4000 RPM) has 115 more horse power than 1999 Citroen C 15. (59 HP @ 4600 RPM) In normal driving conditions, 2002 Opel Signum should accelerate faster than 1999 Citroen C 15. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Signum weights approximately 725 kg more than 1999 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, 2002 Opel Signum (377 Nm @ 1900 RPM) has 269 more torque (in Nm) than 1999 Citroen C 15. (108 Nm @ 2000 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1999 Citroen C 15.
Compare all specifications:
| 1999 Citroen C 15 | 2002 Opel Signum | |
| Make | Citroen | Opel |
| Model | C 15 | Signum |
| Year Released | 1999 | 2002 |
| Engine Position | Front | Front |
| Engine Size | 1748 cc | 2957 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 59 HP | 174 HP |
| Engine RPM | 4600 RPM | 4000 RPM |
| Torque | 108 Nm | 377 Nm |
| Torque RPM | 2000 RPM | 1900 RPM |
| Engine Bore Size | 80 mm | 87.5 mm |
| Engine Stroke Size | 88 mm | 82 mm |
| Engine Compression Ratio | 23.0:1 | 18.5:1 |
| Fuel Type | Diesel | Diesel |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 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 | 2750 mm | 2840 mm |
| Fuel Tank Capacity | 54 L | 58 L |
