2005 Citroen C8 vs. 2005 Opel Signum
To start off, both 2005 Citroen C8 and 2005 Opel Signum were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,958 cc (6 cylinders), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (175 HP @ 4000 RPM) has 18 more horse power than 2005 Citroen C8. (157 HP @ 5650 RPM) In normal driving conditions, 2005 Opel Signum should accelerate faster than 2005 Citroen C8. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 22 kg more than 2005 Citroen C8. 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, 2005 Opel Signum (370 Nm @ 1900 RPM) has 153 more torque (in Nm) than 2005 Citroen C8. (217 Nm @ 3900 RPM). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2005 Citroen C8. 2005 Opel Signum has automatic transmission and 2005 Citroen C8 has manual transmission. 2005 Citroen C8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Citroen C8 | 2005 Opel Signum | |
| Make | Citroen | Opel |
| Model | C8 | Signum |
| Year Released | 2005 | 2005 |
| Body Type | Minivan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2175 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 157 HP | 175 HP |
| Engine RPM | 5650 RPM | 4000 RPM |
| Torque | 217 Nm | 370 Nm |
| Torque RPM | 3900 RPM | 1900 RPM |
| Engine Bore Size | 86 mm | 87.5 mm |
| Engine Stroke Size | 96 mm | 82 mm |
| Engine Compression Ratio | 11.0:1 | 18.5:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 196 km/hour | 221 km/hour |
| Acceleration 0-100mph | 11.6 seconds | 9.4 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1648 kg | 1670 kg |
| Vehicle Length | 4730 mm | 4640 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1760 mm | 1470 mm |
| Wheelbase Size | 2770 mm | 2620 mm |
| Fuel Consumption Overall | 9.7 L/100km | 7.6 L/100km |
| Fuel Tank Capacity | 80 L | 60 L |
