2008 Aston Martin DB9 vs. 2006 Porsche 911
To start off, 2008 Aston Martin DB9 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Porsche 911. In addition, the cost of maintenance, including insurance, on 2006 Porsche 911 would be higher. At 5,935 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 29 more horse power than 2006 Porsche 911. (415 HP @ 2700 RPM). In normal driving conditions, 2008 Aston Martin DB9 should accelerate faster than 2006 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2008 Aston Martin DB9 weights approximately 250 kg more than 2006 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Aston Martin DB9. In wet, icy, snow, or gravel driving conditions, 2006 Porsche 911 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, 2008 Aston Martin DB9 (571 Nm @ 5000 RPM) has 11 more torque (in Nm) than 2006 Porsche 911. (560 Nm @ 2700 RPM). This means 2008 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2006 Porsche 911.
Compare all specifications:
| 2008 Aston Martin DB9 | 2006 Porsche 911 | |
| Make | Aston Martin | Porsche |
| Model | DB9 | 911 |
| Year Released | 2008 | 2006 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 5935 cc | 3600 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 415 HP |
| Engine RPM | 6000 RPM | 2700 RPM |
| Torque | 571 Nm | 560 Nm |
| Torque RPM | 5000 RPM | 2700 RPM |
| Engine Bore Size | 89 mm | 100 mm |
| Engine Stroke Size | 79.5 mm | 76.4 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 300 km/hour | 305 km/hour |
| Acceleration 0-100mph | 4.9 seconds | 4.2 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1835 kg | 1585 kg |
| Vehicle Length | 4720 mm | 4440 mm |
| Vehicle Width | 1880 mm | 1840 mm |
| Vehicle Height | 1280 mm | 1300 mm |
| Wheelbase Size | 2750 mm | 2360 mm |
| Fuel Consumption Overall | 16.5 L/100km | 12.8 L/100km |
| Fuel Tank Capacity | 78 L | 64 L |
