2007 BMW X3 vs. 2004 Opel Astra
To start off, 2007 BMW X3 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 2,993 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (215 HP @ 4000 RPM) has 92 more horse power than 2004 Opel Astra. (123 HP @ 5600 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 2004 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 415 kg more than 2004 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X3 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 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, 2007 BMW X3 (480 Nm @ 1750 RPM) has 310 more torque (in Nm) than 2004 Opel Astra. (170 Nm @ 3800 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Astra.
Compare all specifications:
| 2007 BMW X3 | 2004 Opel Astra | |
| Make | BMW | Opel |
| Model | X3 | Astra |
| Year Released | 2007 | 2004 |
| Body Type | SUV | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1795 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 123 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 480 Nm | 170 Nm |
| Torque RPM | 1750 RPM | 3800 RPM |
| Engine Compression Ratio | 17.0:1 | 10.5:1 |
| Top Speed | 205 km/hour | 188 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 12.2 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1765 kg | 1350 kg |
| Vehicle Length | 4570 mm | 4520 mm |
| Vehicle Width | 1680 mm | 1800 mm |
| Vehicle Height | 1860 mm | 1510 mm |
| Wheelbase Size | 2800 mm | 2710 mm |
| Fuel Consumption Overall | 8.6 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 67 L | 52 L |
