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 2,494 cc (6 cylinders), 2006 BMW 525 is equipped with a bigger engine. In terms of performance, 2005 Opel Astra (197 HP @ 5600 RPM) has 7 more horse power than 2006 BMW 525. (190 HP @ 6000 RPM) In normal driving conditions, 2005 Opel Astra should accelerate faster than 2006 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Astra weights approximately 30 kg more than 2006 BMW 525. 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, 2005 Opel Astra (250 Nm @ 1950 RPM) has 5 more torque (in Nm) than 2006 BMW 525. (245 Nm @ 3500 RPM). This means 2005 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 525. 2006 BMW 525 has automatic transmission and 2005 Opel Astra has manual transmission. 2005 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 BMW 525 will be easier to drive especially in heavy traffic.
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 | 2494 cc | 1996 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 190 HP | 197 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 245 Nm | 250 Nm |
| Torque RPM | 3500 RPM | 1950 RPM |
| Engine Compression Ratio | 10.5:1 | 8.8:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 230 km/hour | 245 km/hour |
| Acceleration 0-100mph | 8.7 seconds | 7.5 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1360 kg | 1390 kg |
| Vehicle Length | 4780 mm | 4270 mm |
| Vehicle Width | 1810 mm | 1720 mm |
| Vehicle Height | 1440 mm | 1400 mm |
| Wheelbase Size | 2840 mm | 2620 mm |
| Fuel Consumption Overall | 9.9 L/100km | 8.8 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
