2005 BMW 530 vs. 2004 Opel Astra
To start off, 2005 BMW 530 is newer by 1 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 2,996 cc (6 cylinders), 2005 BMW 530 is equipped with a bigger engine. In terms of performance, 2005 BMW 530 (254 HP @ 6000 RPM) has 154 more horse power than 2004 Opel Astra. (100 HP @ 6200 RPM). In normal driving conditions, 2005 BMW 530 should accelerate faster than 2004 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 530 weights approximately 280 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 2005 BMW 530 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, 2005 BMW 530 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 530 (300 Nm @ 2500 RPM) has 158 more torque (in Nm) than 2004 Opel Astra. (142 Nm @ 3600 RPM). This means 2005 BMW 530 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Astra.
Compare all specifications:
| 2005 BMW 530 | 2004 Opel Astra | |
| Make | BMW | Opel |
| Model | 530 | Astra |
| Year Released | 2005 | 2004 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 1584 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 100 HP |
| Engine RPM | 6000 RPM | 6200 RPM |
| Torque | 300 Nm | 142 Nm |
| Torque RPM | 2500 RPM | 3600 RPM |
| Engine Bore Size | 85 mm | 79 mm |
| Engine Stroke Size | 88 mm | 81.5 mm |
| Engine Compression Ratio | 10.7:1 | 10.5:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1630 kg | 1350 kg |
| Vehicle Length | 4850 mm | 4280 mm |
| Vehicle Width | 1850 mm | 1720 mm |
| Vehicle Height | 1490 mm | 1470 mm |
| Wheelbase Size | 3000 mm | 2620 mm |
| Fuel Tank Capacity | 70 L | 52 L |
