2009 BMW 325 vs. 2005 Porsche Cayenne
To start off, 2009 BMW 325 is newer by 4 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 (451 HP @ 6000 RPM) has 262 more horse power than 2009 BMW 325. (189 HP @ 6000 RPM) In normal driving conditions, 2005 Porsche Cayenne should accelerate faster than 2009 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche Cayenne weights approximately 790 kg more than 2009 BMW 325. 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 2009 BMW 325. 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 (624 Nm @ 2250 RPM) has 379 more torque (in Nm) than 2009 BMW 325. (245 Nm @ 3500 RPM). This means 2005 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 325. 2005 Porsche Cayenne has automatic transmission and 2009 BMW 325 has manual transmission. 2009 BMW 325 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Porsche Cayenne will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 325 | 2005 Porsche Cayenne | |
| Make | BMW | Porsche |
| Model | 325 | Cayenne |
| Year Released | 2009 | 2005 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 4507 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 451 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 245 Nm | 624 Nm |
| Torque RPM | 3500 RPM | 2250 RPM |
| Engine Bore Size | 84.1 mm | 93 mm |
| Engine Stroke Size | 75 mm | 83 mm |
| Engine Compression Ratio | 11.0:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 8 seconds | 5.6 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1640 kg | 2430 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 | 9.6 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 63 L | 100 L |
