2009 Citroen C5 vs. 2005 Opel Vectra
To start off, 2009 Citroen C5 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2005 Opel Vectra would be higher. At 2,179 cc (4 cylinders), 2009 Citroen C5 is equipped with a bigger engine. In terms of performance, 2009 Citroen C5 (131 HP @ 4000 RPM) has 32 more horse power than 2005 Opel Vectra. (99 HP @ 4000 RPM). In normal driving conditions, 2009 Citroen C5 should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Citroen C5 weights approximately 66 kg more than 2005 Opel Vectra. 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 (314 Nm @ 2000 RPM) has 84 more torque (in Nm) than 2005 Opel Vectra. (230 Nm @ 1500 RPM). This means 2009 Citroen C5 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Vectra.
Compare all specifications:
| 2009 Citroen C5 | 2005 Opel Vectra | |
| Make | Citroen | Opel |
| Model | C5 | Vectra |
| Year Released | 2009 | 2005 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2179 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 131 HP | 99 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 314 Nm | 230 Nm |
| Torque RPM | 2000 RPM | 1500 RPM |
| Engine Bore Size | 85 mm | 84 mm |
| Engine Stroke Size | 96 mm | 90 mm |
| Engine Compression Ratio | 18.0:1 | 18.5:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 205 km/hour | 192 km/hour |
| Acceleration 0-100mph | 10.9 seconds | 13 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1560 kg | 1494 kg |
| Vehicle Length | 4620 mm | 4600 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1480 mm | 1470 mm |
| Wheelbase Size | 2760 mm | 2610 mm |
| Fuel Consumption Overall | 6.5 L/100km | 5.7 L/100km |
| Fuel Tank Capacity | 68 L | 61 L |
