2005 BMW X3 vs. 1998 Opel Astra
To start off, 2005 BMW X3 is newer by 7 year(s). Which means there will be less support and parts availability for 1998 Opel Astra. In addition, the cost of maintenance, including insurance, on 1998 Opel Astra 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 143 more horse power than 1998 Opel Astra. (85 HP @ 4400 RPM). In normal driving conditions, 2005 BMW X3 should accelerate faster than 1998 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X3 weights approximately 555 kg more than 1998 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 1998 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 115 more torque (in Nm) than 1998 Opel Astra. (185 Nm @ 1800 RPM). This means 2005 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1998 Opel Astra.
Compare all specifications:
| 2005 BMW X3 | 1998 Opel Astra | |
| Make | BMW | Opel |
| Model | X3 | Astra |
| Year Released | 2005 | 1998 |
| Engine Position | Front | Front |
| Engine Size | 2983 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 85 HP |
| Engine RPM | 5900 RPM | 4400 RPM |
| Torque | 300 Nm | 185 Nm |
| Torque RPM | 3500 RPM | 1800 RPM |
| Engine Compression Ratio | 10.0:1 | 6.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1835 kg | 1280 kg |
| Vehicle Length | 4570 mm | 4300 mm |
| Vehicle Width | 1860 mm | 1720 mm |
| Vehicle Height | 1680 mm | 1470 mm |
| Wheelbase Size | 2730 mm | 2620 mm |
