2008 Aston Martin DB9 vs. 2013 Porsche Cayenne
To start off, 2013 Porsche Cayenne is newer by 5 year(s). Which means there will be less support and parts availability for 2008 Aston Martin DB9. In addition, the cost of maintenance, including insurance, on 2008 Aston Martin DB9 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 49 more horse power than 2013 Porsche Cayenne. (395 HP @ 6500 RPM). In normal driving conditions, 2008 Aston Martin DB9 should accelerate faster than 2013 Porsche Cayenne. With that said, vehicle weight also plays an important factor in acceleration. 2013 Porsche Cayenne weights approximately 250 kg more than 2008 Aston Martin DB9.
Because 2013 Porsche Cayenne is all wheel drive (AWD), it will have significant more traction and grip than 2008 Aston Martin DB9. In wet, icy, snow, or gravel driving conditions, 2013 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, 2008 Aston Martin DB9 (570 Nm @ 5000 RPM) has 70 more torque (in Nm) than 2013 Porsche Cayenne. (500 Nm @ 5000 RPM). This means 2008 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2013 Porsche Cayenne.
Compare all specifications:
| 2008 Aston Martin DB9 | 2013 Porsche Cayenne | |
| Make | Aston Martin | Porsche |
| Model | DB9 | Cayenne |
| Year Released | 2008 | 2013 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Rear |
| Engine Size | 5934 cc | 4800 cc |
| Engine Cylinders | 12 cylinders | 8 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 395 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Torque | 570 Nm | 500 Nm |
| Torque RPM | 5000 RPM | 5000 RPM |
| Engine Bore Size | 89 mm | 96 mm |
| Engine Stroke Size | 79.5 mm | 83 mm |
| Engine Compression Ratio | 10.3:1 | 12.5 : 1 |
| Fuel Type | Gasoline - Premium | Diesel / Electric Hybrid |
| Top Speed | 264 km/hour | 258 km/hour |
| Acceleration 0-100mph | 5.1 seconds | 6.8 seconds |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1890 kg | 2140 kg |
| Vehicle Length | 4720 mm | 4846 mm |
| Vehicle Width | 1880 mm | 2154 mm |
| Vehicle Height | 1270 mm | 1705 mm |
| Wheelbase Size | 2750 mm | 2895 mm |
| Fuel Consumption Highway | 13.1 L/100km | 8.8 L/100km |
| Fuel Consumption City | 18.1 L/100km | 13.4 L/100km |
