2007 BMW 525 vs. 2008 Opel Astra
To start off, 2008 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2007 BMW 525. In addition, the cost of maintenance, including insurance, on 2007 BMW 525 would be higher. At 2,497 cc (6 cylinders), 2007 BMW 525 is equipped with a bigger engine. In terms of performance, 2007 BMW 525 (215 HP @ 6500 RPM) has 111 more horse power than 2008 Opel Astra. (104 HP @ 6000 RPM). In normal driving conditions, 2007 BMW 525 should accelerate faster than 2008 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2008 Opel Astra weights approximately 35 kg more than 2007 BMW 525.
Because 2007 BMW 525 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2007 BMW 525 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 525 (251 Nm @ 2750 RPM) has 101 more torque (in Nm) than 2008 Opel Astra. (150 Nm @ 3900 RPM). This means 2007 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Astra.
Compare all specifications:
| 2007 BMW 525 | 2008 Opel Astra | |
| Make | BMW | Opel |
| Model | 525 | Astra |
| Year Released | 2007 | 2008 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 1598 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 104 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 251 Nm | 150 Nm |
| Torque RPM | 2750 RPM | 3900 RPM |
| Engine Bore Size | 78.8 mm | 79 mm |
| Engine Stroke Size | 82 mm | 81.5 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 232 km/hour | 185 km/hour |
| Acceleration 0-100mph | 8.5 seconds | 12.7 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1280 kg | 1315 kg |
| Vehicle Length | 4850 mm | 4520 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1500 mm | 1510 mm |
| Wheelbase Size | 2840 mm | 2710 mm |
| Fuel Consumption Overall | 9.9 L/100km | 6.7 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
