2003 Opel Astra vs. 2009 Subaru Impreza
To start off, 2009 Subaru Impreza is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Opel Astra. In addition, the cost of maintenance, including insurance, on 2003 Opel Astra would be higher. At 2,457 cc (4 cylinders), 2009 Subaru Impreza is equipped with a bigger engine. In terms of performance, 2009 Subaru Impreza (266 HP @ 6000 RPM) has 143 more horse power than 2003 Opel Astra. (123 HP @ 5600 RPM) In normal driving conditions, 2009 Subaru Impreza should accelerate faster than 2003 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Subaru Impreza weights approximately 518 kg more than 2003 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Subaru Impreza is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2009 Subaru Impreza will offer significantly more control. 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, 2009 Subaru Impreza (331 Nm @ 4000 RPM) has 158 more torque (in Nm) than 2003 Opel Astra. (173 Nm @ 3800 RPM). This means 2009 Subaru Impreza will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Astra.
Compare all specifications:
| 2003 Opel Astra | 2009 Subaru Impreza | |
| Make | Opel | Subaru |
| Model | Astra | Impreza |
| Year Released | 2003 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 2457 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 123 HP | 266 HP |
| Engine RPM | 5600 RPM | 6000 RPM |
| Torque | 173 Nm | 331 Nm |
| Torque RPM | 3800 RPM | 4000 RPM |
| Engine Bore Size | 80.5 mm | 99.5 mm |
| Engine Stroke Size | 88.2 mm | 80 mm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1115 kg | 1633 kg |
| Vehicle Length | 4260 mm | 4590 mm |
| Vehicle Width | 1760 mm | 1750 mm |
| Vehicle Height | 1470 mm | 1480 mm |
| Wheelbase Size | 2640 mm | 2630 mm |
| Fuel Consumption | 6.2 L/100km | 9.4 L/100km |
| Fuel Consumption City | 10.5 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 7.8 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 53 L | 64 L |
