2009 Citroen C8 vs. 2005 Opel Astra
To start off, 2009 Citroen C8 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Opel Astra. In addition, the cost of maintenance, including insurance, on 2005 Opel Astra would be higher. At 2,230 cc (4 cylinders), 2009 Citroen C8 is equipped with a bigger engine. In terms of performance, 2009 Citroen C8 (156 HP @ 5650 RPM) has 56 more horse power than 2005 Opel Astra. (100 HP @ 4300 RPM). In normal driving conditions, 2009 Citroen C8 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Citroen C8 weights approximately 305 kg more than 2005 Opel Astra. 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 Astra (230 Nm @ 1950 RPM) has 13 more torque (in Nm) than 2009 Citroen C8. (217 Nm @ 3900 RPM). This means 2005 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2009 Citroen C8.
Compare all specifications:
| 2009 Citroen C8 | 2005 Opel Astra | |
| Make | Citroen | Opel |
| Model | C8 | Astra |
| Year Released | 2009 | 2005 |
| Body Type | Minivan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2230 cc | 1908 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 156 HP | 100 HP |
| Engine RPM | 5650 RPM | 4300 RPM |
| Torque | 217 Nm | 230 Nm |
| Torque RPM | 3900 RPM | 1950 RPM |
| Engine Bore Size | 86 mm | 84 mm |
| Engine Stroke Size | 96 mm | 90 mm |
| Engine Compression Ratio | 11.0:1 | 18.5:1 |
| Top Speed | 196 km/hour | 188 km/hour |
| Acceleration 0-100mph | 11.6 seconds | 12 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1650 kg | 1345 kg |
| Vehicle Length | 4730 mm | 4120 mm |
| Vehicle Width | 1860 mm | 1720 mm |
| Vehicle Height | 1760 mm | 1430 mm |
| Wheelbase Size | 2830 mm | 2610 mm |
| Fuel Tank Capacity | 80 L | 52 L |
