2007 BMW 525 vs. 2011 Aston Martin DB9
To start off, 2011 Aston Martin DB9 is newer by 4 year(s). Which means there will be less support and parts availability for 2007 BMW 525. In addition, the cost of maintenance, including insurance, on 2007 BMW 525 would be higher. At 5,900 cc (12 cylinders), 2011 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2011 Aston Martin DB9 (470 HP @ 6000 RPM) has 255 more horse power than 2007 BMW 525. (215 HP @ 6500 RPM) In normal driving conditions, 2011 Aston Martin DB9 should accelerate faster than 2007 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2011 Aston Martin DB9 weights approximately 480 kg more than 2007 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW 525 is four wheel drive (4WD), it will have significant more traction and grip than 2011 Aston Martin DB9. In wet, icy, snow, or gravel driving conditions, 2007 BMW 525 will offer significantly more control. 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 Aston Martin DB9 (600 Nm @ 5000 RPM) has 349 more torque (in Nm) than 2007 BMW 525. (251 Nm @ 2750 RPM). This means 2011 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 525.
Compare all specifications:
| 2007 BMW 525 | 2011 Aston Martin DB9 | |
| Make | BMW | Aston Martin |
| Model | 525 | DB9 |
| Year Released | 2007 | 2011 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 5900 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 470 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 251 Nm | 600 Nm |
| Torque RPM | 2750 RPM | 5000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1280 kg | 1760 kg |
| Vehicle Length | 4850 mm | 4712 mm |
| Vehicle Width | 1850 mm | 1880 mm |
| Vehicle Height | 1500 mm | 1300 mm |
| Wheelbase Size | 2840 mm | 2741 mm |
| Fuel Tank Capacity | 70 L | 80 L |
