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 (444 HP @ 6000 RPM) has 229 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. With that said, vehicle weight also plays an important factor in acceleration. 2006 Aston Martin DB9 weights approximately 430 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 2006 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, 2006 Aston Martin DB9 (570 Nm @ 5000 RPM) has 319 more torque (in Nm) than 2007 BMW 525. (251 Nm @ 2750 RPM). This means 2006 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 525.
Compare all specifications:
| 2006 Aston Martin DB9 | 2007 BMW 525 | |
| Make | Aston Martin | BMW |
| Model | DB9 | 525 |
| Year Released | 2006 | 2007 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 2497 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 215 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Torque | 570 Nm | 251 Nm |
| Torque RPM | 5000 RPM | 2750 RPM |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 295 km/hour | 232 km/hour |
| Acceleration 0-100mph | 5.1 seconds | 8.5 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1710 kg | 1280 kg |
| Vehicle Length | 4720 mm | 4850 mm |
| Vehicle Width | 1880 mm | 1850 mm |
| Vehicle Height | 1320 mm | 1500 mm |
| Wheelbase Size | 2750 mm | 2840 mm |
| Fuel Consumption Overall | 16.5 L/100km | 9.9 L/100km |
| Fuel Tank Capacity | 85 L | 70 L |
