2005 Citroen C1 vs. 2004 Opel Signum
To start off, 2005 Citroen C1 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Opel Signum. In addition, the cost of maintenance, including insurance, on 2004 Opel Signum would be higher. At 1,908 cc (4 cylinders), 2004 Opel Signum is equipped with a bigger engine. In terms of performance, 2004 Opel Signum (148 HP) has 95 more horse power than 2005 Citroen C1. (53 HP) In normal driving conditions, 2004 Opel Signum should accelerate faster than 2005 Citroen C1. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 730 kg more than 2005 Citroen C1. 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, 2004 Opel Signum (326 Nm @ 2000 RPM) has 194 more torque (in Nm) than 2005 Citroen C1. (132 Nm @ 1750 RPM). This means 2004 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2005 Citroen C1.
Compare all specifications:
| 2005 Citroen C1 | 2004 Opel Signum | |
| Make | Citroen | Opel |
| Model | C1 | Signum |
| Year Released | 2005 | 2004 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1398 cc | 1908 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 53 HP | 148 HP |
| Torque | 132 Nm | 326 Nm |
| Torque RPM | 1750 RPM | 2000 RPM |
| Fuel Type | Diesel | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 880 kg | 1610 kg |
| Vehicle Length | 3440 mm | 4640 mm |
| Vehicle Width | 1640 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1470 mm |
