2006 Opel Astra vs. 2013 BMW M5
To start off, 2013 BMW M5 is newer by 7 year(s). Which means there will be less support and parts availability for 2006 Opel Astra. In addition, the cost of maintenance, including insurance, on 2006 Opel Astra would be higher. At 4,395 cc (10 cylinders), 2013 BMW M5 is equipped with a bigger engine. In terms of performance, 2013 BMW M5 (493 HP @ 7750 RPM) has 295 more horse power than 2006 Opel Astra. (198 HP @ 5400 RPM) In normal driving conditions, 2013 BMW M5 should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW M5 weights approximately 395 kg more than 2006 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 BMW M5 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 2013 BMW M5. However, in wet, icy, snow, or gravel driving conditions, 2006 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, 2013 BMW M5 (519 Nm @ 6100 RPM) has 257 more torque (in Nm) than 2006 Opel Astra. (262 Nm @ 4200 RPM). This means 2013 BMW M5 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 2006 Opel Astra | 2013 BMW M5 | |
| Make | Opel | BMW |
| Model | Astra | M5 |
| Year Released | 2006 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 4395 cc |
| Engine Cylinders | 4 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 198 HP | 493 HP |
| Engine RPM | 5400 RPM | 7750 RPM |
| Torque | 262 Nm | 519 Nm |
| Torque RPM | 4200 RPM | 6100 RPM |
| Engine Bore Size | 86 mm | 92 mm |
| Engine Stroke Size | 86 mm | 75 mm |
| Engine Compression Ratio | 8.8:1 | 10.0 :1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1425 kg | 1820 kg |
| Vehicle Length | 4520 mm | 4863 mm |
| Vehicle Width | 1800 mm | 1846 mm |
| Vehicle Height | 1510 mm | 1469 mm |
| Wheelbase Size | 2710 mm | 2889 mm |
| Fuel Tank Capacity | 52 L | 70 L |
