2008 BMW 325 vs. 2006 Porsche Cayenne
To start off, 2008 BMW 325 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Porsche Cayenne. In addition, the cost of maintenance, including insurance, on 2006 Porsche Cayenne would be higher. At 4,511 cc (8 cylinders), 2006 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2006 Porsche Cayenne (515 HP @ 5500 RPM) has 326 more horse power than 2008 BMW 325. (189 HP @ 6000 RPM) In normal driving conditions, 2006 Porsche Cayenne should accelerate faster than 2008 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2006 Porsche Cayenne weights approximately 780 kg more than 2008 BMW 325. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2006 Porsche Cayenne (720 Nm @ 2750 RPM) has 475 more torque (in Nm) than 2008 BMW 325. (245 Nm @ 3500 RPM). This means 2006 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 325. 2006 Porsche Cayenne has automatic transmission and 2008 BMW 325 has manual transmission. 2008 BMW 325 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Porsche Cayenne will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 BMW 325 | 2006 Porsche Cayenne | |
| Make | BMW | Porsche |
| Model | 325 | Cayenne |
| Year Released | 2008 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 4511 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 515 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 245 Nm | 720 Nm |
| Torque RPM | 3500 RPM | 2750 RPM |
| Engine Bore Size | 84 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 |
| Top Speed | 234 km/hour | 270 km/hour |
| Acceleration 0-100mph | 7.8 seconds | 5.2 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1575 kg | 2355 kg |
| Vehicle Length | 4480 mm | 4790 mm |
| Vehicle Width | 1750 mm | 1930 mm |
| Vehicle Height | 1440 mm | 1710 mm |
| Wheelbase Size | 2730 mm | 2860 mm |
| Fuel Consumption Overall | 10 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 63 L | 100 L |
