2008 Aston Martin DB9 vs. 2004 Porsche 996
To start off, 2008 Aston Martin DB9 is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Porsche 996. In addition, the cost of maintenance, including insurance, on 2004 Porsche 996 would be higher. At 5,934 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 127 more horse power than 2004 Porsche 996. (317 HP @ 6800 RPM). In normal driving conditions, 2008 Aston Martin DB9 should accelerate faster than 2004 Porsche 996. With that said, vehicle weight also plays an important factor in acceleration. 2008 Aston Martin DB9 weights approximately 485 kg more than 2004 Porsche 996. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Porsche 996 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, 2004 Porsche 996 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 (570 Nm @ 5000 RPM) has 199 more torque (in Nm) than 2004 Porsche 996. (371 Nm @ 4250 RPM). This means 2008 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2004 Porsche 996.
Compare all specifications:
| 2008 Aston Martin DB9 | 2004 Porsche 996 | |
| Make | Aston Martin | Porsche |
| Model | DB9 | 996 |
| Year Released | 2008 | 2004 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 5934 cc | 3596 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 317 HP |
| Engine RPM | 6000 RPM | 6800 RPM |
| Torque | 570 Nm | 371 Nm |
| Torque RPM | 5000 RPM | 4250 RPM |
| Engine Bore Size | 89 mm | 96 mm |
| Engine Stroke Size | 79.5 mm | 82.8 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1890 kg | 1405 kg |
| Vehicle Length | 4720 mm | 4440 mm |
| Vehicle Width | 1880 mm | 1780 mm |
| Vehicle Height | 1270 mm | 1310 mm |
| Wheelbase Size | 2750 mm | 2360 mm |
| Fuel Tank Capacity | 78 L | 64 L |
