2009 BMW 635 vs. 2011 Porsche Cayenne
To start off, 2011 Porsche Cayenne is newer by 2 year(s). Which means there will be less support and parts availability for 2009 BMW 635. In addition, the cost of maintenance, including insurance, on 2009 BMW 635 would be higher. At 3,600 cc (6 cylinders), 2011 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2011 Porsche Cayenne (300 HP @ 6300 RPM) has 18 more horse power than 2009 BMW 635. (282 HP @ 4400 RPM) In normal driving conditions, 2011 Porsche Cayenne should accelerate faster than 2009 BMW 635.
Because 2011 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 635. In wet, icy, snow, or gravel driving conditions, 2011 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 BMW 635 (580 Nm @ 1750 RPM) has 180 more torque (in Nm) than 2011 Porsche Cayenne. (400 Nm @ 3000 RPM). This means 2009 BMW 635 will have an easier job in driving up hills or pulling heavy equipment than 2011 Porsche Cayenne.
Compare all specifications:
| 2009 BMW 635 | 2011 Porsche Cayenne | |
| Make | BMW | Porsche |
| Model | 635 | Cayenne |
| Year Released | 2009 | 2011 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 282 HP | 300 HP |
| Engine RPM | 4400 RPM | 6300 RPM |
| Torque | 580 Nm | 400 Nm |
| Torque RPM | 1750 RPM | 3000 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4830 mm | 4846 mm |
| Vehicle Width | 1860 mm | 1938 mm |
| Vehicle Height | 1380 mm | 1712 mm |
| Wheelbase Size | 2790 mm | 2896 mm |
| Fuel Tank Capacity | 70 L | 85 L |
