2003 Opel Vectra vs. 2011 Citroen C4
To start off, 2011 Citroen C4 is newer by 8 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 1,995 cc (4 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (175 HP @ 5400 RPM) has 88 more horse power than 2011 Citroen C4. (87 HP @ 5250 RPM). In normal driving conditions, 2003 Opel Vectra should accelerate faster than 2011 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 244 kg more than 2011 Citroen C4. 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, 2003 Opel Vectra (270 Nm @ 2500 RPM) has 137 more torque (in Nm) than 2011 Citroen C4. (133 Nm @ 3250 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2011 Citroen C4.
Compare all specifications:
| 2003 Opel Vectra | 2011 Citroen C4 | |
| Make | Opel | Citroen |
| Model | Vectra | C4 |
| Year Released | 2003 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 1360 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 87 HP |
| Engine RPM | 5400 RPM | 5250 RPM |
| Torque | 270 Nm | 133 Nm |
| Torque RPM | 2500 RPM | 3250 RPM |
| Engine Bore Size | 86 mm | 75 mm |
| Engine Stroke Size | 86 mm | 77 mm |
| Engine Compression Ratio | 9.5:1 | 11.2:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1500 kg | 1256 kg |
| Vehicle Length | 4830 mm | 4280 mm |
| Vehicle Width | 1800 mm | 1780 mm |
| Vehicle Height | 1510 mm | 1460 mm |
