2009 Porsche Cayenne vs. 2013 BMW M6
To start off, 2013 BMW M6 is newer by 4 year(s). Which means there will be less support and parts availability for 2009 Porsche Cayenne. In addition, the cost of maintenance, including insurance, on 2009 Porsche Cayenne would be higher. At 4,806 cc (8 cylinders), 2009 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2013 BMW M6 (552 HP @ 7000 RPM) has 58 more horse power than 2009 Porsche Cayenne. (494 HP @ 6000 RPM) In normal driving conditions, 2013 BMW M6 should accelerate faster than 2009 Porsche Cayenne. With that said, vehicle weight also plays an important factor in acceleration. 2009 Porsche Cayenne weights approximately 500 kg more than 2013 BMW M6.
Because 2009 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2013 BMW M6. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Porsche Cayenne (700 Nm @ 4500 RPM) has 22 more torque (in Nm) than 2013 BMW M6. (678 Nm @ 5750 RPM). This means 2009 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2013 BMW M6.
Compare all specifications:
| 2009 Porsche Cayenne | 2013 BMW M6 | |
| Make | Porsche | BMW |
| Model | Cayenne | M6 |
| Year Released | 2009 | 2013 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4806 cc | 4395 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 494 HP | 552 HP |
| Engine RPM | 6000 RPM | 7000 RPM |
| Torque | 700 Nm | 678 Nm |
| Torque RPM | 4500 RPM | 5750 RPM |
| Engine Bore Size | 96 mm | 89 mm |
| Engine Stroke Size | 83 mm | 88 mm |
| Engine Compression Ratio | 10.5:1 | 10.0 :1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | 7-speed automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2430 kg | 1930 kg |
| Vehicle Length | 4800 mm | 4903 mm |
| Vehicle Width | 1700 mm | 2106 mm |
| Vehicle Height | 1930 mm | 1374 mm |
| Wheelbase Size | 2860 mm | 2851 mm |
| Fuel Tank Capacity | 100 L | 80 L |
