2009 Citroen C5 vs. 2004 Opel Vectra
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 Vectra. In addition, the cost of maintenance, including insurance, on 2004 Opel Vectra 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 (204 HP @ 6000 RPM) has 29 more horse power than 2004 Opel Vectra. (175 HP @ 5500 RPM). In normal driving conditions, 2009 Citroen C5 should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Citroen C5 weights approximately 85 kg more than 2004 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 (285 Nm @ 3750 RPM) has 20 more torque (in Nm) than 2004 Opel Vectra. (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 Vectra.
Compare all specifications:
| 2009 Citroen C5 | 2004 Opel Vectra | |
| Make | Citroen | Opel |
| Model | C5 | Vectra |
| Year Released | 2009 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2946 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 204 HP | 175 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 285 Nm | 265 Nm |
| Torque RPM | 3750 RPM | 2500 RPM |
| Engine Bore Size | 87 mm | 86 mm |
| Engine Stroke Size | 82.6 mm | 86 mm |
| Engine Compression Ratio | 11.0:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 240 km/hour | 230 km/hour |
| Acceleration 0-100mph | 8.2 seconds | 9.4 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1555 kg | 1470 kg |
| Vehicle Length | 4620 mm | 4600 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1480 mm | 1470 mm |
| Wheelbase Size | 2760 mm | 2740 mm |
| Fuel Consumption Overall | 9.8 L/100km | 8.9 L/100km |
