2005 BMW X3 vs. 2008 Opel Astra
To start off, 2008 Opel Astra is newer by 3 year(s). Which means there will be less support and parts availability for 2005 BMW X3. In addition, the cost of maintenance, including insurance, on 2005 BMW X3 would be higher. At 2,983 cc (6 cylinders), 2005 BMW X3 is equipped with a bigger engine. In terms of performance, 2005 BMW X3 (228 HP @ 5900 RPM) has 105 more horse power than 2008 Opel Astra. (123 HP @ 5600 RPM). In normal driving conditions, 2005 BMW X3 should accelerate faster than 2008 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X3 weights approximately 510 kg more than 2008 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 BMW X3 (300 Nm @ 3500 RPM) has 130 more torque (in Nm) than 2008 Opel Astra. (170 Nm @ 3800 RPM). This means 2005 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Astra.
Compare all specifications:
| 2005 BMW X3 | 2008 Opel Astra | |
| Make | BMW | Opel |
| Model | X3 | Astra |
| Year Released | 2005 | 2008 |
| Body Type | SUV | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2983 cc | 1794 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 123 HP |
| Engine RPM | 5900 RPM | 5600 RPM |
| Torque | 300 Nm | 170 Nm |
| Torque RPM | 3500 RPM | 3800 RPM |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 205 km/hour | 198 km/hour |
| Acceleration 0-100mph | 7.8 seconds | 10.9 seconds |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1835 kg | 1325 kg |
| Vehicle Length | 4570 mm | 4520 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1680 mm | 1510 mm |
| Wheelbase Size | 2730 mm | 2710 mm |
| Fuel Consumption Overall | 11.8 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 67 L | 52 L |
