2008 BMW M3 vs. 2005 Opel Astra
To start off, 2008 BMW M3 is newer by 3 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 3,246 cc (6 cylinders), 2008 BMW M3 is equipped with a bigger engine. In terms of performance, 2008 BMW M3 (338 HP @ 7900 RPM) has 215 more horse power than 2005 Opel Astra. (123 HP @ 5600 RPM). In normal driving conditions, 2008 BMW M3 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW M3 weights approximately 455 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 2008 BMW M3 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 2008 BMW M3. 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, 2008 BMW M3 (365 Nm @ 4900 RPM) has 198 more torque (in Nm) than 2005 Opel Astra. (167 Nm @ 3800 RPM). This means 2008 BMW M3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2008 BMW M3 | 2005 Opel Astra | |
| Make | BMW | Opel |
| Model | M3 | Astra |
| Year Released | 2008 | 2005 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3246 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 338 HP | 123 HP |
| Engine RPM | 7900 RPM | 5600 RPM |
| Torque | 365 Nm | 167 Nm |
| Torque RPM | 4900 RPM | 3800 RPM |
| Engine Compression Ratio | 11.5:1 | 10.5:1 |
| Acceleration 0-100mph | 5.5 seconds | 10 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1655 kg | 1200 kg |
| Wheelbase Size | 2740 mm | 2740 mm |
| Fuel Tank Capacity | 63 L | 52 L |
