2004 Opel Signum vs. 2009 Citroen C5
To start off, 2009 Citroen C5 is newer by 5 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 2,946 cc (6 cylinders), 2009 Citroen C5 is equipped with a bigger engine. In terms of performance, 2009 Citroen C5 (205 HP @ 6000 RPM) has 32 more horse power than 2004 Opel Signum. (173 HP @ 5500 RPM) In normal driving conditions, 2009 Citroen C5 should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2009 Citroen C5 weights approximately 37 kg more than 2004 Opel Signum. 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, 2009 Citroen C5 (285 Nm @ 3750 RPM) has 20 more torque (in Nm) than 2004 Opel Signum. (265 Nm @ 2500 RPM). This means 2009 Citroen C5 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum. 2009 Citroen C5 has automatic transmission and 2004 Opel Signum has manual transmission. 2004 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Citroen C5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Opel Signum | 2009 Citroen C5 | |
| Make | Opel | Citroen |
| Model | Signum | C5 |
| Year Released | 2004 | 2009 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2946 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 205 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 265 Nm | 285 Nm |
| Torque RPM | 2500 RPM | 3750 RPM |
| Engine Bore Size | 86 mm | 87 mm |
| Engine Stroke Size | 86 mm | 82.6 mm |
| Engine Compression Ratio | 9.5:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 220 km/hour | 234 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1560 kg | 1597 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 |
| Fuel Consumption Overall | 9.4 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 60 L | 66 L |
