2006 Aston Martin DB9 vs. 2007 BMW 525
To start off, 2007 BMW 525 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Aston Martin DB9. In addition, the cost of maintenance, including insurance, on 2006 Aston Martin DB9 would be higher. At 5,935 cc (12 cylinders), 2006 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2006 Aston Martin DB9 (449 HP @ 6000 RPM) has 234 more horse power than 2007 BMW 525. (215 HP @ 6500 RPM). In normal driving conditions, 2006 Aston Martin DB9 should accelerate faster than 2007 BMW 525.
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, 2006 Aston Martin DB9 (570 Nm @ 5000 RPM) has 320 more torque (in Nm) than 2007 BMW 525. (250 Nm @ 2900 RPM). This means 2006 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 525. 2007 BMW 525 has automatic transmission and 2006 Aston Martin DB9 has manual transmission. 2006 Aston Martin DB9 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW 525 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Aston Martin DB9 | 2007 BMW 525 | |
| Make | Aston Martin | BMW |
| Model | DB9 | 525 |
| Year Released | 2006 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 2497 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 449 HP | 215 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Torque | 570 Nm | 250 Nm |
| Torque RPM | 5000 RPM | 2900 RPM |
| Engine Bore Size | 89.1 mm | 82 mm |
| Engine Stroke Size | 79.5 mm | 78.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Acceleration 0-100mph | 4.9 seconds | 7.9 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4710 mm | 4850 mm |
| Vehicle Width | 1880 mm | 1470 mm |
| Vehicle Height | 1320 mm | 1850 mm |
| Wheelbase Size | 2750 mm | 2890 mm |
| Fuel Tank Capacity | 80 L | 70 L |
