2005 BMW X3 vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 2 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 2,491 cc (6 cylinders), 2005 BMW X3 is equipped with a bigger engine. In terms of performance, 2005 BMW X3 (184 HP @ 6000 RPM) has 79 more horse power than 2007 Opel Astra. (105 HP @ 6000 RPM). In normal driving conditions, 2005 BMW X3 should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X3 weights approximately 550 kg more than 2007 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 2007 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 (237 Nm @ 3500 RPM) has 87 more torque (in Nm) than 2007 Opel Astra. (150 Nm @ 3900 RPM). This means 2005 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
| 2005 BMW X3 | 2007 Opel Astra | |
| Make | BMW | Opel |
| Model | X3 | Astra |
| Year Released | 2005 | 2007 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2491 cc | 1598 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 184 HP | 105 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 237 Nm | 150 Nm |
| Torque RPM | 3500 RPM | 3900 RPM |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1815 kg | 1265 kg |
| Vehicle Length | 4570 mm | 4300 mm |
| Vehicle Width | 1860 mm | 1760 mm |
| Vehicle Height | 1680 mm | 1440 mm |
| Wheelbase Size | 2710 mm | 2620 mm |
| Fuel Consumption Highway | 9.8 L/100km | 5.4 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 67 L | 52 L |
