2003 Opel Vectra vs. 2004 Opel Vectra
To start off, 2004 Opel Vectra is newer by 1 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 2,957 cc (6 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (173 HP @ 4000 RPM) has 50 more horse power than 2004 Opel Vectra. (123 HP @ 4000 RPM). In normal driving conditions, 2003 Opel Vectra should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 82 kg more than 2004 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, 2003 Opel Vectra (370 Nm @ 1900 RPM) has 90 more torque (in Nm) than 2004 Opel Vectra. (280 Nm @ 1500 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Vectra.
Compare all specifications:
| 2003 Opel Vectra | 2004 Opel Vectra | |
| Make | Opel | Opel |
| Model | Vectra | Vectra |
| Year Released | 2003 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2957 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 123 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 370 Nm | 280 Nm |
| Torque RPM | 1900 RPM | 1500 RPM |
| Engine Bore Size | 87.5 mm | 84 mm |
| Engine Stroke Size | 82 mm | 98 mm |
| Engine Compression Ratio | 18.5:1 | 18.5:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 226 km/hour | 206 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1605 kg | 1523 kg |
| Vehicle Length | 4600 mm | 4830 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2740 mm | 2620 mm |
| Fuel Tank Capacity | 60 L | 61 L |
