2008 Citroen C6 vs. 2003 Opel Vectra
To start off, 2008 Citroen C6 is newer by 5 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 2,946 cc (6 cylinders), 2008 Citroen C6 is equipped with a bigger engine. In terms of performance, 2008 Citroen C6 (208 HP @ 6000 RPM) has 83 more horse power than 2003 Opel Vectra. (125 HP @ 4000 RPM). In normal driving conditions, 2008 Citroen C6 should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2008 Citroen C6 weights approximately 258 kg more than 2003 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, 2008 Citroen C6 (290 Nm @ 3750 RPM) has 10 more torque (in Nm) than 2003 Opel Vectra. (280 Nm @ 1500 RPM). This means 2008 Citroen C6 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra. 2008 Citroen C6 has automatic transmission and 2003 Opel Vectra has manual transmission. 2003 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Citroen C6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Citroen C6 | 2003 Opel Vectra | |
| Make | Citroen | Opel |
| Model | C6 | Vectra |
| Year Released | 2008 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2946 cc | 2169 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 208 HP | 125 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 290 Nm | 280 Nm |
| Torque RPM | 3750 RPM | 1500 RPM |
| Engine Bore Size | 87 mm | 84 mm |
| Engine Stroke Size | 82.6 mm | 98 mm |
| Engine Compression Ratio | 10.9:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1818 kg | 1560 kg |
| Vehicle Length | 4910 mm | 4830 mm |
| Vehicle Width | 1870 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1510 mm |
