2005 BMW 748 vs. 2012 Opel Astra
To start off, 2012 Opel Astra is newer by 7 year(s). Which means there will be less support and parts availability for 2005 BMW 748. In addition, the cost of maintenance, including insurance, on 2005 BMW 748 would be higher. At 4,799 cc (8 cylinders), 2005 BMW 748 is equipped with a bigger engine. In terms of performance, 2005 BMW 748 (362 HP @ 6000 RPM) has 165 more horse power than 2012 Opel Astra. (197 HP @ 5400 RPM). In normal driving conditions, 2005 BMW 748 should accelerate faster than 2012 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 748 weights approximately 524 kg more than 2012 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 748 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 2005 BMW 748. However, in wet, icy, snow, or gravel driving conditions, 2012 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 BMW 748 (500 Nm @ 3400 RPM) has 238 more torque (in Nm) than 2012 Opel Astra. (262 Nm @ 4200 RPM). This means 2005 BMW 748 will have an easier job in driving up hills or pulling heavy equipment than 2012 Opel Astra.
Compare all specifications:
| 2005 BMW 748 | 2012 Opel Astra | |
| Make | BMW | Opel |
| Model | 748 | Astra |
| Year Released | 2005 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 1998 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 362 HP | 197 HP |
| Engine RPM | 6000 RPM | 5400 RPM |
| Torque | 500 Nm | 262 Nm |
| Torque RPM | 3400 RPM | 4200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1910 kg | 1386 kg |
| Vehicle Length | 5040 mm | 4480 mm |
| Vehicle Width | 1910 mm | 2030 mm |
| Vehicle Height | 1500 mm | 1420 mm |
| Wheelbase Size | 3000 mm | 2620 mm |
