2007 Aston Martin DB9 vs. 2005 Opel Astra
To start off, 2007 Aston Martin DB9 is newer by 2 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 5,935 cc (12 cylinders), 2007 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2007 Aston Martin DB9 (450 HP @ 6000 RPM) has 366 more horse power than 2005 Opel Astra. (84 HP @ 5400 RPM). In normal driving conditions, 2007 Aston Martin DB9 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Aston Martin DB9 weights approximately 504 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 2007 Aston Martin DB9 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 2007 Aston Martin DB9. 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, 2007 Aston Martin DB9 (570 Nm @ 5000 RPM) has 432 more torque (in Nm) than 2005 Opel Astra. (138 Nm @ 2600 RPM). This means 2007 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2007 Aston Martin DB9 | 2005 Opel Astra | |
| Make | Aston Martin | Opel |
| Model | DB9 | Astra |
| Year Released | 2007 | 2005 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 1598 cc |
| Engine Cylinders | 12 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 450 HP | 84 HP |
| Engine RPM | 6000 RPM | 5400 RPM |
| Torque | 570 Nm | 138 Nm |
| Torque RPM | 5000 RPM | 2600 RPM |
| Engine Bore Size | 89 mm | 79 mm |
| Engine Stroke Size | 79.5 mm | 81.5 mm |
| Engine Compression Ratio | 10.3:1 | 9.6:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 300 km/hour | 177 km/hour |
| Acceleration 0-100mph | 5.1 seconds | 13.5 seconds |
| Drive Type | Rear | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1710 kg | 1206 kg |
| Vehicle Length | 4720 mm | 4290 mm |
| Vehicle Width | 1890 mm | 1720 mm |
| Vehicle Height | 1320 mm | 1470 mm |
| Wheelbase Size | 2750 mm | 2620 mm |
| Fuel Consumption Overall | 15.7 L/100km | 7.9 L/100km |
| Fuel Tank Capacity | 80 L | 52 L |
