2006 BMW 650 vs. 2003 Porsche Cayenne
To start off, 2006 BMW 650 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Porsche Cayenne. In addition, the cost of maintenance, including insurance, on 2003 Porsche Cayenne would be higher. At 4,801 cc (8 cylinders), 2006 BMW 650 is equipped with a bigger engine. In terms of performance, 2003 Porsche Cayenne (444 HP @ 6000 RPM) has 84 more horse power than 2006 BMW 650. (360 HP @ 6300 RPM) In normal driving conditions, 2003 Porsche Cayenne should accelerate faster than 2006 BMW 650.
Because 2003 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 650. In wet, icy, snow, or gravel driving conditions, 2003 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, 2003 Porsche Cayenne (620 Nm @ 2250 RPM) has 132 more torque (in Nm) than 2006 BMW 650. (488 Nm @ 3400 RPM). This means 2003 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 650.
Compare all specifications:
| 2006 BMW 650 | 2003 Porsche Cayenne | |
| Make | BMW | Porsche |
| Model | 650 | Cayenne |
| Year Released | 2006 | 2003 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 4801 cc | 4511 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 360 HP | 444 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 488 Nm | 620 Nm |
| Torque RPM | 3400 RPM | 2250 RPM |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4840 mm | 4790 mm |
| Vehicle Width | 1860 mm | 1930 mm |
| Vehicle Height | 1380 mm | 1710 mm |
| Wheelbase Size | 2790 mm | 2860 mm |
| Fuel Consumption Overall | 12.4 L/100km | 15.6 L/100km |
| Fuel Tank Capacity | 70 L | 100 L |
