2009 Audi RS6 vs. 2005 Porsche Cayenne
To start off, 2009 Audi RS6 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Porsche Cayenne. In addition, the cost of maintenance, including insurance, on 2005 Porsche Cayenne would be higher. At 4,991 cc (10 cylinders), 2009 Audi RS6 is equipped with a bigger engine. In terms of performance, 2009 Audi RS6 (572 HP @ 6250 RPM) has 222 more horse power than 2005 Porsche Cayenne. (350 HP @ 6000 RPM). In normal driving conditions, 2009 Audi RS6 should accelerate faster than 2005 Porsche Cayenne. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche Cayenne weights approximately 292 kg more than 2009 Audi RS6.
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, 2009 Audi RS6 (650 Nm @ 1500 RPM) has 229 more torque (in Nm) than 2005 Porsche Cayenne. (421 Nm @ 2500 RPM). This means 2009 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Porsche Cayenne.
Compare all specifications:
| 2009 Audi RS6 | 2005 Porsche Cayenne | |
| Make | Audi | Porsche |
| Model | RS6 | Cayenne |
| Year Released | 2009 | 2005 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4991 cc | 4507 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 572 HP | 350 HP |
| Engine RPM | 6250 RPM | 6000 RPM |
| Torque | 650 Nm | 421 Nm |
| Torque RPM | 1500 RPM | 2500 RPM |
| Engine Bore Size | 84.5 mm | 93 mm |
| Engine Stroke Size | 89 mm | 83 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 242 km/hour |
| Acceleration 0-100mph | 4.6 seconds | 6.8 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2028 kg | 2320 kg |
| Vehicle Length | 4930 mm | 4790 mm |
| Vehicle Width | 1900 mm | 1930 mm |
| Vehicle Height | 1460 mm | 1710 mm |
| Wheelbase Size | 2850 mm | 2860 mm |
| Fuel Consumption Overall | 6.8 L/100km | 14.9 L/100km |
| Fuel Tank Capacity | 80 L | 100 L |
