2003 Opel Astra vs. 2006 Subaru Impreza
To start off, 2006 Subaru Impreza is newer by 3 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 2,500 cc (4 cylinders), 2006 Subaru Impreza is equipped with a bigger engine. In terms of performance, 2006 Subaru Impreza (173 HP @ 6000 RPM) has 91 more horse power than 2003 Opel Astra. (82 HP @ 4400 RPM) In normal driving conditions, 2006 Subaru Impreza should accelerate faster than 2003 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Subaru Impreza weights approximately 248 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 2006 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, 2006 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, 2006 Subaru Impreza (225 Nm @ 4400 RPM) has 40 more torque (in Nm) than 2003 Opel Astra. (185 Nm @ 1500 RPM). This means 2006 Subaru Impreza will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Astra. 2003 Opel Astra has automatic transmission and 2006 Subaru Impreza has manual transmission. 2006 Subaru Impreza will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Astra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Opel Astra | 2006 Subaru Impreza | |
| Make | Opel | Subaru |
| Model | Astra | Impreza |
| Year Released | 2003 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 2500 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 82 HP | 173 HP |
| Engine RPM | 4400 RPM | 6000 RPM |
| Torque | 185 Nm | 225 Nm |
| Torque RPM | 1500 RPM | 4400 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1385 kg | 1633 kg |
| Vehicle Length | 4260 mm | 4460 mm |
| Vehicle Width | 1700 mm | 1750 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2620 mm | 2530 mm |
| Fuel Tank Capacity | 52 L | 60 L |
