2009 Audi R8 vs. 2005 Porsche Cayenne
To start off, 2009 Audi R8 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 4,507 cc (8 cylinders), 2005 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2009 Audi R8 (414 HP @ 7800 RPM) has 64 more horse power than 2005 Porsche Cayenne. (350 HP @ 6000 RPM). In normal driving conditions, 2009 Audi R8 should accelerate faster than 2005 Porsche Cayenne. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche Cayenne weights approximately 760 kg more than 2009 Audi R8.
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 R8 (430 Nm @ 4500 RPM) has 9 more torque (in Nm) than 2005 Porsche Cayenne. (421 Nm @ 2500 RPM). This means 2009 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 2005 Porsche Cayenne. 2005 Porsche Cayenne has automatic transmission and 2009 Audi R8 has manual transmission. 2009 Audi R8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Porsche Cayenne will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi R8 | 2005 Porsche Cayenne | |
| Make | Audi | Porsche |
| Model | R8 | Cayenne |
| Year Released | 2009 | 2005 |
| Body Type | Coupe | SUV |
| Engine Position | Middle | Front |
| Engine Size | 4163 cc | 4507 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 414 HP | 350 HP |
| Engine RPM | 7800 RPM | 6000 RPM |
| Torque | 430 Nm | 421 Nm |
| Torque RPM | 4500 RPM | 2500 RPM |
| Engine Bore Size | 84.5 mm | 93 mm |
| Engine Stroke Size | 92.8 mm | 83 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 301 km/hour | 242 km/hour |
| Acceleration 0-100mph | 4.9 seconds | 6.8 seconds |
| Drive Type | AWD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1560 kg | 2320 kg |
| Vehicle Length | 4440 mm | 4790 mm |
| Vehicle Width | 1910 mm | 1930 mm |
| Vehicle Height | 1260 mm | 1710 mm |
| Wheelbase Size | 2660 mm | 2860 mm |
| Fuel Consumption Overall | 14.6 L/100km | 14.9 L/100km |
| Fuel Tank Capacity | 75 L | 100 L |
