2009 BMW 730 vs. 2008 Porsche Cayenne
To start off, 2009 BMW 730 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Porsche Cayenne. In addition, the cost of maintenance, including insurance, on 2008 Porsche Cayenne would be higher. At 3,598 cc (6 cylinders), 2008 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2008 Porsche Cayenne (287 HP @ 6200 RPM) has 33 more horse power than 2009 BMW 730. (254 HP @ 6600 RPM) In normal driving conditions, 2008 Porsche Cayenne should accelerate faster than 2009 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2008 Porsche Cayenne weights approximately 340 kg more than 2009 BMW 730. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 730. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Porsche Cayenne (385 Nm @ 3000 RPM) has 85 more torque (in Nm) than 2009 BMW 730. (300 Nm @ 2500 RPM). This means 2008 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 730. 2009 BMW 730 has automatic transmission and 2008 Porsche Cayenne has manual transmission. 2008 Porsche Cayenne will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 730 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 730 | 2008 Porsche Cayenne | |
| Make | BMW | Porsche |
| Model | 730 | Cayenne |
| Year Released | 2009 | 2008 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 3598 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 287 HP |
| Engine RPM | 6600 RPM | 6200 RPM |
| Torque | 300 Nm | 385 Nm |
| Torque RPM | 2500 RPM | 3000 RPM |
| Engine Compression Ratio | 10.7:1 | 12.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 244 km/hour | 227 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 8.1 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1820 kg | 2160 kg |
| Vehicle Length | 5180 mm | 4800 mm |
| Vehicle Width | 1910 mm | 1930 mm |
| Vehicle Height | 1500 mm | 1710 mm |
| Wheelbase Size | 3140 mm | 2860 mm |
| Fuel Consumption Overall | 10.3 L/100km | 12.9 L/100km |
| Fuel Tank Capacity | 88 L | 100 L |
