2009 Citroen C4 vs. 2005 Opel Vectra
To start off, 2009 Citroen C4 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. Both 2009 Citroen C4 and 2005 Opel Vectra are equipped with a 1,997 cc engine. In terms of performance, 2009 Citroen C4 (181 HP @ 7000 RPM) has 11 more horse power than 2005 Opel Vectra. (170 HP @ 5500 RPM). In normal driving conditions, 2009 Citroen C4 should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Vectra weights approximately 133 kg more than 2009 Citroen C4.
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 Vectra (265 Nm @ 2500 RPM) has 85 more torque (in Nm) than 2009 Citroen C4. (180 Nm @ 7000 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2009 Citroen C4.
Compare all specifications:
| 2009 Citroen C4 | 2005 Opel Vectra | |
| Make | Citroen | Opel |
| Model | C4 | Vectra |
| Year Released | 2009 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 1997 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 181 HP | 170 HP |
| Engine RPM | 7000 RPM | 5500 RPM |
| Torque | 180 Nm | 265 Nm |
| Torque RPM | 7000 RPM | 2500 RPM |
| Engine Bore Size | 85 mm | 86 mm |
| Engine Stroke Size | 88 mm | 86 mm |
| Engine Compression Ratio | 10.8:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 227 km/hour | 230 km/hour |
| Acceleration 0-100mph | 8.6 seconds | 9.1 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1337 kg | 1470 kg |
| Vehicle Length | 4270 mm | 4600 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2610 mm | 2720 mm |
| Fuel Consumption Overall | 11.5 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 60 L | 61 L |
