2005 Citroen C5 vs. 2003 Opel Vectra
To start off, 2005 Citroen C5 is newer by 2 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 2,958 cc (6 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (174 HP @ 4000 RPM) has 43 more horse power than 2005 Citroen C5. (131 HP @ 4400 RPM) In normal driving conditions, 2003 Opel Vectra should accelerate faster than 2005 Citroen C5. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 439 kg more than 2005 Citroen C5. 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 (370 Nm @ 1900 RPM) has 180 more torque (in Nm) than 2005 Citroen C5. (190 Nm @ 4100 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2005 Citroen C5.
Compare all specifications:
| 2005 Citroen C5 | 2003 Opel Vectra | |
| Make | Citroen | Opel |
| Model | C5 | Vectra |
| Year Released | 2005 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 2958 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 131 HP | 174 HP |
| Engine RPM | 4400 RPM | 4000 RPM |
| Torque | 190 Nm | 370 Nm |
| Torque RPM | 4100 RPM | 1900 RPM |
| Engine Bore Size | 85 mm | 87.5 mm |
| Engine Stroke Size | 88 mm | 82 mm |
| Engine Compression Ratio | 10.8:1 | 18.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1325 kg | 1764 kg |
| Wheelbase Size | 2760 mm | 2840 mm |
| Fuel Tank Capacity | 66 L | 60 L |
