2007 BMW X3 vs. 1991 Opel Astra
To start off, 2007 BMW X3 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Opel Astra. In addition, the cost of maintenance, including insurance, on 1991 Opel Astra would be higher. At 2,996 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (268 HP @ 6600 RPM) has 168 more horse power than 1991 Opel Astra. (100 HP @ 5600 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 755 kg more than 1991 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 1991 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 (315 Nm @ 2750 RPM) has 180 more torque (in Nm) than 1991 Opel Astra. (135 Nm @ 3400 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 2007 BMW X3 | 1991 Opel Astra | |
| Make | BMW | Opel |
| Model | X3 | Astra |
| Year Released | 2007 | 1991 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 1598 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 268 HP | 100 HP |
| Engine RPM | 6600 RPM | 5600 RPM |
| Torque | 315 Nm | 135 Nm |
| Torque RPM | 2750 RPM | 3400 RPM |
| Engine Compression Ratio | 10.7:1 | 9.8:1 |
| Top Speed | 210 km/hour | 173 km/hour |
| Acceleration 0-100mph | 7.8 seconds | 13.1 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1815 kg | 1060 kg |
| Vehicle Length | 4570 mm | 4250 mm |
| Vehicle Width | 1680 mm | 1690 mm |
| Vehicle Height | 1860 mm | 1430 mm |
| Wheelbase Size | 2800 mm | 2530 mm |
