2005 Opel Astra vs. 2009 BMW 630
To start off, 2009 BMW 630 is newer by 4 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 2,996 cc (6 cylinders), 2009 BMW 630 is equipped with a bigger engine. In terms of performance, 2009 BMW 630 (268 HP @ 6700 RPM) has 164 more horse power than 2005 Opel Astra. (104 HP @ 6000 RPM) In normal driving conditions, 2009 BMW 630 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 630 weights approximately 583 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 2009 BMW 630 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 630. 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, 2009 BMW 630 (320 Nm @ 2750 RPM) has 170 more torque (in Nm) than 2005 Opel Astra. (150 Nm @ 3900 RPM). This means 2009 BMW 630 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra. 2009 BMW 630 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. 2009 BMW 630 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Opel Astra | 2009 BMW 630 | |
| Make | Opel | BMW |
| Model | Astra | 630 |
| Year Released | 2005 | 2009 |
| Body Type | Hatchback | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 2996 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 104 HP | 268 HP |
| Engine RPM | 6000 RPM | 6700 RPM |
| Torque | 150 Nm | 320 Nm |
| Torque RPM | 3900 RPM | 2750 RPM |
| Engine Bore Size | 79 mm | 85 mm |
| Engine Stroke Size | 81.5 mm | 88 mm |
| Engine Compression Ratio | 10.5:1 | 12.0:1 |
| Top Speed | 187 km/hour | 250 km/hour |
| Acceleration 0-100mph | 12.2 seconds | 6.7 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1235 kg | 1818 kg |
| Vehicle Length | 4300 mm | 4830 mm |
| Vehicle Width | 1760 mm | 1860 mm |
| Vehicle Height | 1440 mm | 1380 mm |
| Wheelbase Size | 2700 mm | 2790 mm |
| Fuel Consumption Overall | 6.8 L/100km | 8.3 L/100km |
| Fuel Tank Capacity | 52 L | 70 L |
