2009 BMW 545 vs. 2012 Porsche Cayenne
To start off, 2012 Porsche Cayenne is newer by 3 year(s). Which means there will be less support and parts availability for 2009 BMW 545. In addition, the cost of maintenance, including insurance, on 2009 BMW 545 would be higher. At 4,398 cc (8 cylinders), 2009 BMW 545 is equipped with a bigger engine. In terms of performance, 2012 Porsche Cayenne (380 HP @ 5500 RPM) has 52 more horse power than 2009 BMW 545. (328 HP @ 6100 RPM) In normal driving conditions, 2012 Porsche Cayenne should accelerate faster than 2009 BMW 545. With that said, vehicle weight also plays an important factor in acceleration. 2012 Porsche Cayenne weights approximately 535 kg more than 2009 BMW 545. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 545. In wet, icy, snow, or gravel driving conditions, 2012 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, 2012 Porsche Cayenne (578 Nm @ 1000 RPM) has 128 more torque (in Nm) than 2009 BMW 545. (450 Nm @ 3600 RPM). This means 2012 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 545. 2012 Porsche Cayenne has automatic transmission and 2009 BMW 545 has manual transmission. 2009 BMW 545 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 Porsche Cayenne will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 545 | 2012 Porsche Cayenne | |
| Make | BMW | Porsche |
| Model | 545 | Cayenne |
| Year Released | 2009 | 2012 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 2967 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 328 HP | 380 HP |
| Engine RPM | 6100 RPM | 5500 RPM |
| Torque | 450 Nm | 578 Nm |
| Torque RPM | 3600 RPM | 1000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1705 kg | 2240 kg |
| Vehicle Length | 4850 mm | 4846 mm |
| Vehicle Width | 1850 mm | 1939 mm |
| Vehicle Height | 1470 mm | 1712 mm |
| Wheelbase Size | 2890 mm | 2896 mm |
| Fuel Tank Capacity | 70 L | 85 L |
