2004 Opel Astra vs. 2007 Subaru Impreza
To start off, 2007 Subaru Impreza is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Opel Astra. In addition, the cost of maintenance, including insurance, on 2004 Opel Astra would be higher. At 1,994 cc (4 cylinders), 2004 Opel Astra is equipped with a bigger engine. In terms of performance, 2004 Opel Astra (197 HP @ 5400 RPM) has 39 more horse power than 2007 Subaru Impreza. (158 HP @ 6400 RPM). In normal driving conditions, 2004 Opel Astra should accelerate faster than 2007 Subaru Impreza. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Astra weights approximately 86 kg more than 2007 Subaru Impreza. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Subaru Impreza is four wheel drive (4WD), it will have significant more traction and grip than 2004 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2007 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, 2004 Opel Astra (262 Nm @ 4200 RPM) has 76 more torque (in Nm) than 2007 Subaru Impreza. (186 Nm @ 3600 RPM). This means 2004 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2007 Subaru Impreza. 2007 Subaru Impreza has automatic transmission and 2004 Opel Astra has manual transmission. 2004 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Subaru Impreza will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Opel Astra | 2007 Subaru Impreza | |
| Make | Opel | Subaru |
| Model | Astra | Impreza |
| Year Released | 2004 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 1992 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 158 HP |
| Engine RPM | 5400 RPM | 6400 RPM |
| Torque | 262 Nm | 186 Nm |
| Torque RPM | 4200 RPM | 3600 RPM |
| Engine Bore Size | 86 mm | 92 mm |
| Engine Stroke Size | 86 mm | 75 mm |
| Engine Compression Ratio | 8.8:1 | 11.0:1 |
| Top Speed | 230 km/hour | 191 km/hour |
| Acceleration 0-100mph | 8.2 seconds | 12.7 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1386 kg | 1300 kg |
| Vehicle Length | 4260 mm | 4450 mm |
| Vehicle Width | 1760 mm | 1750 mm |
| Vehicle Height | 1470 mm | 1450 mm |
| Wheelbase Size | 2740 mm | 2530 mm |
| Fuel Consumption Overall | 9.3 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 52 L | 60 L |
