2008 BMW X3 vs. 2005 Opel Astra
To start off, 2008 BMW X3 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Opel Astra. In addition, the cost of maintenance, including insurance, on 2005 Opel Astra would be higher. At 1,995 cc (4 cylinders), 2008 BMW X3 is equipped with a bigger engine. In terms of performance, 2008 BMW X3 (162 HP @ 4000 RPM) has 62 more horse power than 2005 Opel Astra. (100 HP @ 4300 RPM). In normal driving conditions, 2008 BMW X3 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X3 weights approximately 395 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.
Because 2008 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2008 BMW X3 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, 2008 BMW X3 (330 Nm @ 2000 RPM) has 100 more torque (in Nm) than 2005 Opel Astra. (230 Nm @ 1950 RPM). This means 2008 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2008 BMW X3 | 2005 Opel Astra | |
| Make | BMW | Opel |
| Model | X3 | Astra |
| Year Released | 2008 | 2005 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 1908 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 162 HP | 100 HP |
| Engine RPM | 4000 RPM | 4300 RPM |
| Torque | 330 Nm | 230 Nm |
| Torque RPM | 2000 RPM | 1950 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 90 mm | 90 mm |
| Engine Compression Ratio | 17.0:1 | 18.5:1 |
| Top Speed | 215 km/hour | 188 km/hour |
| Acceleration 0-100mph | 9.1 seconds | 12 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1740 kg | 1345 kg |
| Vehicle Length | 4570 mm | 4120 mm |
| Vehicle Width | 1680 mm | 1720 mm |
| Vehicle Height | 1480 mm | 1430 mm |
| Wheelbase Size | 2800 mm | 2610 mm |
| Fuel Tank Capacity | 67 L | 52 L |
