2003 Opel Vectra vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 4 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 1,998 cc (4 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2007 Opel Astra (139 HP @ 6300 RPM) has 40 more horse power than 2003 Opel Vectra. (99 HP @ 4400 RPM) In normal driving conditions, 2007 Opel Astra should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 20 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, 2003 Opel Vectra (221 Nm @ 1950 RPM) has 46 more torque (in Nm) than 2007 Opel Astra. (175 Nm @ 3800 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
| 2003 Opel Vectra | 2007 Opel Astra | |
| Make | Opel | Opel |
| Model | Vectra | Astra |
| Year Released | 2003 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1795 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 99 HP | 139 HP |
| Engine RPM | 4400 RPM | 6300 RPM |
| Torque | 221 Nm | 175 Nm |
| Torque RPM | 1950 RPM | 3800 RPM |
| Engine Bore Size | 84 mm | 80.5 mm |
| Engine Stroke Size | 90 mm | 88.2 mm |
| Top Speed | 188 km/hour | 209 km/hour |
| Acceleration 0-100mph | 13.5 seconds | 11.4 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1495 kg | 1515 kg |
| Vehicle Length | 4830 mm | 4480 mm |
| Vehicle Width | 1800 mm | 2030 mm |
| Vehicle Height | 1510 mm | 1420 mm |
| Wheelbase Size | 2640 mm | 2620 mm |
| Fuel Consumption Overall | 5.9 L/100km | 7.7 L/100km |
| Fuel Tank Capacity | 60 L | 52 L |
