2003 Opel Vectra vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra 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 2,172 cc (4 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (153 HP @ 5600 RPM) has 28 more horse power than 2005 Opel Vectra. (125 HP @ 4000 RPM). In normal driving conditions, 2003 Opel Vectra should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Vectra weights approximately 13 kg more than 2003 Opel Vectra.
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 (270 Nm @ 1500 RPM) has 41 more torque (in Nm) than 2003 Opel Vectra. (229 Nm @ 3800 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra.
Compare all specifications:
| 2003 Opel Vectra | 2005 Opel Vectra | |
| Make | Opel | Opel |
| Model | Vectra | Vectra |
| Year Released | 2003 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2172 cc | 2171 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 153 HP | 125 HP |
| Engine RPM | 5600 RPM | 4000 RPM |
| Torque | 229 Nm | 270 Nm |
| Torque RPM | 3800 RPM | 1500 RPM |
| Engine Bore Size | 86 mm | 84 mm |
| Engine Stroke Size | 94.6 mm | 98 mm |
| Engine Compression Ratio | 9.5:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1510 kg | 1523 kg |
| Vehicle Length | 4830 mm | 4830 mm |
| Vehicle Width | 1800 mm | 1800 mm |
| Vehicle Height | 1510 mm | 1510 mm |
