2008 BMW 320 vs. 2009 Porsche Cayenne
To start off, 2009 Porsche Cayenne is newer by 1 year(s). Which means there will be less support and parts availability for 2008 BMW 320. In addition, the cost of maintenance, including insurance, on 2008 BMW 320 would be higher. At 4,806 cc (8 cylinders), 2009 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2009 Porsche Cayenne (380 HP @ 6200 RPM) has 212 more horse power than 2008 BMW 320. (168 HP @ 6100 RPM) In normal driving conditions, 2009 Porsche Cayenne should accelerate faster than 2008 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 320 weights approximately 120 kg more than 2009 Porsche Cayenne.
Because 2009 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW 320. 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 (500 Nm @ 3500 RPM) has 290 more torque (in Nm) than 2008 BMW 320. (210 Nm @ 3500 RPM). This means 2009 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 320.
Compare all specifications:
| 2008 BMW 320 | 2009 Porsche Cayenne | |
| Make | BMW | Porsche |
| Model | 320 | Cayenne |
| Year Released | 2008 | 2009 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 4806 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 168 HP | 380 HP |
| Engine RPM | 6100 RPM | 6200 RPM |
| Torque | 210 Nm | 500 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Engine Bore Size | 80 mm | 96 mm |
| Engine Stroke Size | 72 mm | 83 mm |
| Engine Compression Ratio | 10.8:1 | 12.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 226 km/hour | 252 km/hour |
| Acceleration 0-100mph | 8.3 seconds | 6.6 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1470 kg | 1350 kg |
| Vehicle Length | 4490 mm | 4800 mm |
| Vehicle Width | 1760 mm | 1710 mm |
| Vehicle Height | 1380 mm | 1930 mm |
| Wheelbase Size | 2730 mm | 2860 mm |
| Fuel Consumption Overall | 8.9 L/100km | 13.2 L/100km |
| Fuel Tank Capacity | 63 L | 100 L |
