2007 Aston Martin DB9 vs. 2006 BMW M5
To start off, 2007 Aston Martin DB9 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 BMW M5. In addition, the cost of maintenance, including insurance, on 2006 BMW M5 would be higher. At 5,935 cc (12 cylinders), 2007 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2006 BMW M5 (500 HP @ 7750 RPM) has 49 more horse power than 2007 Aston Martin DB9. (451 HP @ 5750 RPM) In normal driving conditions, 2006 BMW M5 should accelerate faster than 2007 Aston Martin DB9. With that said, vehicle weight also plays an important factor in acceleration. 2007 Aston Martin DB9 weights approximately 80 kg more than 2006 BMW M5.
Because 2006 BMW M5 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Aston Martin DB9. In wet, icy, snow, or gravel driving conditions, 2006 BMW M5 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, 2007 Aston Martin DB9 (570 Nm @ 5000 RPM) has 51 more torque (in Nm) than 2006 BMW M5. (519 Nm @ 6100 RPM). This means 2007 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW M5.
Compare all specifications:
| 2007 Aston Martin DB9 | 2006 BMW M5 | |
| Make | Aston Martin | BMW |
| Model | DB9 | M5 |
| Year Released | 2007 | 2006 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 4998 cc |
| Engine Cylinders | 12 cylinders | 10 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 451 HP | 500 HP |
| Engine RPM | 5750 RPM | 7750 RPM |
| Torque | 570 Nm | 519 Nm |
| Torque RPM | 5000 RPM | 6100 RPM |
| Engine Compression Ratio | 10.3:1 | 12.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 300 km/hour | 245 km/hour |
| Acceleration 0-100mph | 4.9 seconds | 4.7 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1835 kg | 1755 kg |
| Vehicle Length | 4720 mm | 4860 mm |
| Vehicle Width | 1880 mm | 1850 mm |
| Vehicle Height | 1280 mm | 1470 mm |
| Wheelbase Size | 2750 mm | 2890 mm |
| Fuel Consumption | 12.4 L/100km | 13.1 L/100km |
| Fuel Consumption City | 19.6 L/100km | 19.6 L/100km |
| Fuel Consumption Overall | 17.8 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 78 L | 70 L |
