2005 Aston Martin DB9 vs. 2007 Porsche Cayenne
To start off, 2007 Porsche Cayenne is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Aston Martin DB9. In addition, the cost of maintenance, including insurance, on 2005 Aston Martin DB9 would be higher. At 5,935 cc (12 cylinders), 2005 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2005 Aston Martin DB9 (444 HP @ 6000 RPM) has 197 more horse power than 2007 Porsche Cayenne. (247 HP @ 6000 RPM). In normal driving conditions, 2005 Aston Martin DB9 should accelerate faster than 2007 Porsche Cayenne. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche Cayenne weights approximately 645 kg more than 2005 Aston Martin DB9.
Because 2007 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2005 Aston Martin DB9. In wet, icy, snow, or gravel driving conditions, 2007 Porsche Cayenne 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, 2005 Aston Martin DB9 (571 Nm @ 5000 RPM) has 261 more torque (in Nm) than 2007 Porsche Cayenne. (310 Nm @ 5500 RPM). This means 2005 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2007 Porsche Cayenne.
Compare all specifications:
| 2005 Aston Martin DB9 | 2007 Porsche Cayenne | |
| Make | Aston Martin | Porsche |
| Model | DB9 | Cayenne |
| Year Released | 2005 | 2007 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 3189 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 247 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 571 Nm | 310 Nm |
| Torque RPM | 5000 RPM | 5500 RPM |
| Engine Bore Size | 89 mm | 84 mm |
| Engine Stroke Size | 79.5 mm | 95.9 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 300 km/hour | 214 km/hour |
| Acceleration 0-100mph | 5.1 seconds | 9.4 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 | 2355 kg |
| Vehicle Length | 4710 mm | 4790 mm |
| Vehicle Width | 1880 mm | 1710 mm |
| Vehicle Height | 1320 mm | 1930 mm |
| Wheelbase Size | 2750 mm | 2860 mm |
| Fuel Consumption Overall | 15.7 L/100km | 17.9 L/100km |
| Fuel Tank Capacity | 85 L | 100 L |
