2009 Porsche Cayenne vs. 2007 BMW 630
To start off, 2009 Porsche Cayenne is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW 630. In addition, the cost of maintenance, including insurance, on 2007 BMW 630 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 (399 HP @ 6500 RPM) has 144 more horse power than 2007 BMW 630. (255 HP @ 6600 RPM). In normal driving conditions, 2009 Porsche Cayenne should accelerate faster than 2007 BMW 630. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 630 weights approximately 410 kg more than 2009 Porsche Cayenne.
Because 2009 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 630. 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 200 more torque (in Nm) than 2007 BMW 630. (300 Nm @ 2500 RPM). This means 2009 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 630. 2007 BMW 630 has automatic transmission and 2009 Porsche Cayenne has manual transmission. 2009 Porsche Cayenne will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW 630 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Porsche Cayenne | 2007 BMW 630 | |
| Make | Porsche | BMW |
| Model | Cayenne | 630 |
| Year Released | 2009 | 2007 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4806 cc | 2996 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 399 HP | 255 HP |
| Engine RPM | 6500 RPM | 6600 RPM |
| Torque | 500 Nm | 300 Nm |
| Torque RPM | 3500 RPM | 2500 RPM |
| Engine Bore Size | 96 mm | 85 mm |
| Engine Stroke Size | 83 mm | 88 mm |
| Engine Compression Ratio | 12.5:1 | 10.7:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 253 km/hour | 250 km/hour |
| Acceleration 0-100mph | 6.1 seconds | 6.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1350 kg | 1760 kg |
| Vehicle Length | 4800 mm | 4830 mm |
| Vehicle Width | 1680 mm | 1860 mm |
| Vehicle Height | 1930 mm | 1380 mm |
| Wheelbase Size | 2860 mm | 2790 mm |
| Fuel Consumption Overall | 15.1 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 100 L | 70 L |
