2007 BMW 650 vs. 2003 Porsche Cayenne

To start off, 2007 BMW 650 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Porsche Cayenne. In addition, the cost of maintenance, including insurance, on 2003 Porsche Cayenne would be higher. At 4,797 cc (8 cylinders), 2007 BMW 650 is equipped with a bigger engine. In terms of performance, 2007 BMW 650 (360 HP @ 6300 RPM) has 114 more horse power than 2003 Porsche Cayenne. (246 HP @ 6000 RPM). In normal driving conditions, 2007 BMW 650 should accelerate faster than 2003 Porsche Cayenne. With that said, vehicle weight also plays an important factor in acceleration. 2003 Porsche Cayenne weights approximately 310 kg more than 2007 BMW 650.

Because 2003 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 650. In wet, icy, snow, or gravel driving conditions, 2003 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, 2007 BMW 650 (488 Nm @ 3400 RPM) has 168 more torque (in Nm) than 2003 Porsche Cayenne. (320 Nm @ 2500 RPM). This means 2007 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 2003 Porsche Cayenne. 2003 Porsche Cayenne has automatic transmission and 2007 BMW 650 has manual transmission. 2007 BMW 650 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Porsche Cayenne will be easier to drive especially in heavy traffic.

Compare all specifications: