2011 BMW 730 vs. 2007 Opel Astra
To start off, 2011 BMW 730 is newer by 4 year(s). Which means there will be less support and parts availability for 2007 Opel Astra. In addition, the cost of maintenance, including insurance, on 2007 Opel Astra would be higher. At 2,993 cc (6 cylinders), 2011 BMW 730 is equipped with a bigger engine. In terms of performance, 2011 BMW 730 (244 HP @ 4000 RPM) has 139 more horse power than 2007 Opel Astra. (105 HP @ 6000 RPM). In normal driving conditions, 2011 BMW 730 should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW 730 weights approximately 710 kg more than 2007 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 BMW 730 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 2011 BMW 730. However, in wet, icy, snow, or gravel driving conditions, 2007 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, 2011 BMW 730 (540 Nm @ 4000 RPM) has 390 more torque (in Nm) than 2007 Opel Astra. (150 Nm @ 3900 RPM). This means 2011 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
| 2011 BMW 730 | 2007 Opel Astra | |
| Make | BMW | Opel |
| Model | 730 | Astra |
| Year Released | 2011 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1598 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 244 HP | 105 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 540 Nm | 150 Nm |
| Torque RPM | 4000 RPM | 3900 RPM |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 246 km/hour | 187 km/hour |
| Acceleration 0-100mph | 7.3 seconds | 12.2 seconds |
| Drive Type | Rear | Front |
| Transmission Type | 8-speed shiftable automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1975 kg | 1265 kg |
| Vehicle Length | 5212 mm | 4300 mm |
| Vehicle Width | 1902 mm | 1760 mm |
| Vehicle Height | 1479 mm | 1440 mm |
| Wheelbase Size | 3210 mm | 2620 mm |
| Fuel Consumption Highway | 5.6 L/100km | 5.4 L/100km |
| Fuel Consumption Overall | 6.9 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 82 L | 52 L |
