2008 Porsche Cayenne vs. 2005 Porsche 911
To start off, 2008 Porsche Cayenne is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Porsche 911. In addition, the cost of maintenance, including insurance, on 2005 Porsche 911 would be higher. At 3,598 cc (6 cylinders), 2008 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (321 HP @ 4250 RPM) has 34 more horse power than 2008 Porsche Cayenne. (287 HP @ 6200 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2008 Porsche Cayenne. With that said, vehicle weight also plays an important factor in acceleration. 2008 Porsche Cayenne weights approximately 675 kg more than 2005 Porsche 911.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 Porsche Cayenne (385 Nm @ 3000 RPM) has 15 more torque (in Nm) than 2005 Porsche 911. (370 Nm @ 4250 RPM). This means 2008 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2005 Porsche 911.
Compare all specifications:
| 2008 Porsche Cayenne | 2005 Porsche 911 | |
| Make | Porsche | Porsche |
| Model | Cayenne | 911 |
| Year Released | 2008 | 2005 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 3598 cc | 3587 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 287 HP | 321 HP |
| Engine RPM | 6200 RPM | 4250 RPM |
| Torque | 385 Nm | 370 Nm |
| Torque RPM | 3000 RPM | 4250 RPM |
| Engine Bore Size | 89 mm | 96 mm |
| Engine Stroke Size | 96.4 mm | 82.8 mm |
| Engine Compression Ratio | 12.3:1 | 11.3:1 |
| Top Speed | 227 km/hour | 285 km/hour |
| Acceleration 0-100mph | 8.1 seconds | 5.2 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2160 kg | 1485 kg |
| Vehicle Length | 4800 mm | 4440 mm |
| Vehicle Width | 1930 mm | 1780 mm |
| Vehicle Height | 1710 mm | 1310 mm |
| Wheelbase Size | 2860 mm | 2360 mm |
| Fuel Consumption Overall | 12.9 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 100 L | 64 L |
