2006 BMW 525 vs. 2005 Opel Astra
To start off, 2006 BMW 525 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Opel Astra. In addition, the cost of maintenance, including insurance, on 2005 Opel Astra would be higher. At 2,999 cc (6 cylinders), 2006 BMW 525 is equipped with a bigger engine. In terms of performance, 2006 BMW 525 (215 HP @ 6250 RPM) has 126 more horse power than 2005 Opel Astra. (89 HP @ 5600 RPM). In normal driving conditions, 2006 BMW 525 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 525 weights approximately 475 kg more than 2005 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW 525 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 BMW 525. However, in wet, icy, snow, or gravel driving conditions, 2005 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. 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, 2006 BMW 525 (251 Nm @ 2750 RPM) has 126 more torque (in Nm) than 2005 Opel Astra. (125 Nm @ 4000 RPM). This means 2006 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2006 BMW 525 | 2005 Opel Astra | |
| Make | BMW | Opel |
| Model | 525 | Astra |
| Year Released | 2006 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 1362 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 215 HP | 89 HP |
| Engine RPM | 6250 RPM | 5600 RPM |
| Torque | 251 Nm | 125 Nm |
| Torque RPM | 2750 RPM | 4000 RPM |
| Engine Bore Size | 85.1 mm | 73.4 mm |
| Engine Stroke Size | 88.1 mm | 80.6 mm |
| Engine Compression Ratio | 10.7:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 241 km/hour | 178 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 13.7 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1630 kg | 1155 kg |
| Vehicle Length | 4860 mm | 4260 mm |
| Vehicle Width | 1850 mm | 1760 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2890 mm | 2710 mm |
| Fuel Consumption Overall | 7.8 L/100km | 6.3 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
