2008 Aston Martin DB9 vs. 2005 BMW 530
To start off, 2008 Aston Martin DB9 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 BMW 530. In addition, the cost of maintenance, including insurance, on 2005 BMW 530 would be higher. At 5,934 cc (12 cylinders), 2008 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2008 Aston Martin DB9 (444 HP @ 6000 RPM) has 217 more horse power than 2005 BMW 530. (227 HP @ 5800 RPM). In normal driving conditions, 2008 Aston Martin DB9 should accelerate faster than 2005 BMW 530. With that said, vehicle weight also plays an important factor in acceleration. 2008 Aston Martin DB9 weights approximately 255 kg more than 2005 BMW 530. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2008 Aston Martin DB9 (570 Nm @ 5000 RPM) has 270 more torque (in Nm) than 2005 BMW 530. (300 Nm @ 3500 RPM). This means 2008 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 530. 2005 BMW 530 has automatic transmission and 2008 Aston Martin DB9 has manual transmission. 2008 Aston Martin DB9 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 BMW 530 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Aston Martin DB9 | 2005 BMW 530 | |
| Make | Aston Martin | BMW |
| Model | DB9 | 530 |
| Year Released | 2008 | 2005 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5934 cc | 2999 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 227 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 570 Nm | 300 Nm |
| Torque RPM | 5000 RPM | 3500 RPM |
| Engine Bore Size | 89 mm | 84 mm |
| Engine Stroke Size | 79.5 mm | 89.6 mm |
| Engine Compression Ratio | 10.3:1 | 10.2:1 |
| Top Speed | 264 km/hour | 244 km/hour |
| Acceleration 0-100mph | 5.1 seconds | 7.9 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1890 kg | 1635 kg |
| Vehicle Length | 4720 mm | 4850 mm |
| Vehicle Width | 1880 mm | 1850 mm |
| Vehicle Height | 1270 mm | 1470 mm |
| Wheelbase Size | 2750 mm | 2900 mm |
| Fuel Consumption Highway | 13.1 L/100km | 6.8 L/100km |
| Fuel Consumption City | 18.1 L/100km | 13.6 L/100km |
| Fuel Consumption Overall | 17.4 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 78 L | 70 L |
