2009 BMW 523 vs. 2009 Opel Astra
To start off, both 2009 BMW 523 and 2009 Opel Astra were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,497 cc (6 cylinders), 2009 BMW 523 is equipped with a bigger engine. In terms of performance, 2009 BMW 523 (175 HP @ 5800 RPM) has 36 more horse power than 2009 Opel Astra. (139 HP @ 5600 RPM). In normal driving conditions, 2009 BMW 523 should accelerate faster than 2009 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Opel Astra weights approximately 100 kg more than 2009 BMW 523.
Because 2009 BMW 523 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 2009 BMW 523. However, in wet, icy, snow, or gravel driving conditions, 2009 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, 2009 BMW 523 (230 Nm @ 3500 RPM) has 55 more torque (in Nm) than 2009 Opel Astra. (175 Nm @ 3800 RPM). This means 2009 BMW 523 will have an easier job in driving up hills or pulling heavy equipment than 2009 Opel Astra.
Compare all specifications:
| 2009 BMW 523 | 2009 Opel Astra | |
| Make | BMW | Opel |
| Model | 523 | Astra |
| Year Released | 2009 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 139 HP |
| Engine RPM | 5800 RPM | 5600 RPM |
| Torque | 230 Nm | 175 Nm |
| Torque RPM | 3500 RPM | 3800 RPM |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Acceleration 0-100mph | 8.5 seconds | 10.2 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1525 kg | 1625 kg |
| Vehicle Width | 1470 mm | 1760 mm |
| Vehicle Height | 1850 mm | 1470 mm |
| Wheelbase Size | 2890 mm | 2620 mm |
| Fuel Consumption Overall | 8.5 L/100km | 6.2 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
