2006 BMW 320 vs. 2005 Porsche Cayenne
To start off, 2006 BMW 320 is newer by 1 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, 2005 Porsche Cayenne (350 HP @ 6000 RPM) has 182 more horse power than 2006 BMW 320. (168 HP @ 6100 RPM) In normal driving conditions, 2005 Porsche Cayenne should accelerate faster than 2006 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche Cayenne weights approximately 705 kg more than 2006 BMW 320. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 320. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Porsche Cayenne (421 Nm @ 2500 RPM) has 211 more torque (in Nm) than 2006 BMW 320. (210 Nm @ 3500 RPM). This means 2005 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 320.
Compare all specifications:
| 2006 BMW 320 | 2005 Porsche Cayenne | |
| Make | BMW | Porsche |
| Model | 320 | Cayenne |
| Year Released | 2006 | 2005 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 4507 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 168 HP | 350 HP |
| Engine RPM | 6100 RPM | 6000 RPM |
| Torque | 210 Nm | 421 Nm |
| Torque RPM | 3500 RPM | 2500 RPM |
| Engine Bore Size | 80 mm | 93 mm |
| Engine Stroke Size | 72 mm | 83 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 222 km/hour | 242 km/hour |
| Acceleration 0-100mph | 9.1 seconds | 6.8 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1615 kg | 2320 kg |
| Vehicle Length | 4490 mm | 4790 mm |
| Vehicle Width | 1760 mm | 1930 mm |
| Vehicle Height | 1380 mm | 1710 mm |
| Wheelbase Size | 2730 mm | 2860 mm |
| Fuel Consumption Overall | 9.4 L/100km | 14.9 L/100km |
| Fuel Tank Capacity | 63 L | 100 L |
