2008 BMW X3 vs. 2006 Porsche Cayenne
To start off, 2008 BMW X3 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Porsche Cayenne. In addition, the cost of maintenance, including insurance, on 2006 Porsche Cayenne would be higher. At 4,511 cc (8 cylinders), 2006 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2006 Porsche Cayenne (335 HP @ 6000 RPM) has 107 more horse power than 2008 BMW X3. (228 HP @ 4000 RPM) In normal driving conditions, 2006 Porsche Cayenne should accelerate faster than 2008 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X3 weights approximately 385 kg more than 2006 Porsche Cayenne.
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, 2008 BMW X3 (480 Nm @ 1750 RPM) has 60 more torque (in Nm) than 2006 Porsche Cayenne. (420 Nm @ 2700 RPM). This means 2008 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2006 Porsche Cayenne.
Compare all specifications:
| 2008 BMW X3 | 2006 Porsche Cayenne | |
| Make | BMW | Porsche |
| Model | X3 | Cayenne |
| Year Released | 2008 | 2006 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 4511 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 335 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 480 Nm | 420 Nm |
| Torque RPM | 1750 RPM | 2700 RPM |
| Engine Bore Size | 84 mm | 98 mm |
| Engine Stroke Size | 90 mm | 76 mm |
| Engine Compression Ratio | 17.0:1 | 11.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 210 km/hour | 242 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 7.1 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1765 kg | 1380 kg |
| Vehicle Length | 4570 mm | 4790 mm |
| Vehicle Width | 1680 mm | 1930 mm |
| Vehicle Height | 1860 mm | 1710 mm |
| Wheelbase Size | 2800 mm | 2860 mm |
| Fuel Consumption Overall | 8.6 L/100km | 15.8 L/100km |
| Fuel Tank Capacity | 67 L | 100 L |
