2003 Opel Vectra vs. 2006 Opel Astra
To start off, 2006 Opel Astra is newer by 3 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 3,175 cc (6 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (209 HP @ 6200 RPM) has 86 more horse power than 2006 Opel Astra. (123 HP @ 5600 RPM). In normal driving conditions, 2003 Opel Vectra should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 341 kg more than 2006 Opel Astra. 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 (300 Nm @ 4000 RPM) has 130 more torque (in Nm) than 2006 Opel Astra. (170 Nm @ 3800 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 2003 Opel Vectra | 2006 Opel Astra | |
| Make | Opel | Opel |
| Model | Vectra | Astra |
| Year Released | 2003 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 3175 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 209 HP | 123 HP |
| Engine RPM | 6200 RPM | 5600 RPM |
| Torque | 300 Nm | 170 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Engine Bore Size | 87.5 mm | 80.5 mm |
| Engine Stroke Size | 88 mm | 88.2 mm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Top Speed | 239 km/hour | 198 km/hour |
| Acceleration 0-100mph | 8.1 seconds | 10.8 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1625 kg | 1284 kg |
| Vehicle Length | 4830 mm | 4260 mm |
| Vehicle Width | 1800 mm | 1760 mm |
| Vehicle Height | 1510 mm | 1470 mm |
| Wheelbase Size | 2840 mm | 2620 mm |
| Fuel Consumption Overall | 10.1 L/100km | 7.7 L/100km |
| Fuel Tank Capacity | 60 L | 52 L |
