2003 Opel Vectra vs. 2005 Opel Astra
To start off, 2005 Opel Astra 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 2,197 cc (4 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (152 HP @ 5600 RPM) has 29 more horse power than 2005 Opel Astra. (123 HP @ 4000 RPM). In normal driving conditions, 2003 Opel Vectra should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 165 kg more than 2005 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, 2005 Opel Astra (281 Nm @ 1500 RPM) has 52 more torque (in Nm) than 2003 Opel Vectra. (229 Nm @ 3800 RPM). This means 2005 Opel Astra 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 Astra | |
| Make | Opel | Opel |
| Model | Vectra | Astra |
| Year Released | 2003 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2197 cc | 2172 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 152 HP | 123 HP |
| Engine RPM | 5600 RPM | 4000 RPM |
| Torque | 229 Nm | 281 Nm |
| Torque RPM | 3800 RPM | 1500 RPM |
| Engine Bore Size | 86 mm | 84 mm |
| Engine Stroke Size | 94.6 mm | 98 mm |
| Top Speed | 212 km/hour | 207 km/hour |
| Acceleration 0-100mph | 10.1 seconds | 9.9 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1550 kg | 1385 kg |
| Vehicle Length | 4830 mm | 4270 mm |
| Vehicle Width | 1800 mm | 1720 mm |
| Vehicle Height | 1510 mm | 1400 mm |
| Wheelbase Size | 2840 mm | 2530 mm |
| Fuel Consumption Overall | 8.1 L/100km | 6.3 L/100km |
| Fuel Tank Capacity | 60 L | 52 L |
