2003 BMW M3 vs. 2012 Porsche Cayenne

To start off, 2012 Porsche Cayenne is newer by 9 year(s). Which means there will be less support and parts availability for 2003 BMW M3. In addition, the cost of maintenance, including insurance, on 2003 BMW M3 would be higher. At 3,600 cc (6 cylinders), 2012 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2003 BMW M3 (342 HP @ 7900 RPM) has 42 more horse power than 2012 Porsche Cayenne. (300 HP @ 6300 RPM). In normal driving conditions, 2003 BMW M3 should accelerate faster than 2012 Porsche Cayenne. With that said, vehicle weight also plays an important factor in acceleration. 2012 Porsche Cayenne weights approximately 610 kg more than 2003 BMW M3.

Because 2012 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2003 BMW M3. 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 (400 Nm @ 3000 RPM) has 50 more torque (in Nm) than 2003 BMW M3. (350 Nm @ 4900 RPM). This means 2012 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW M3.

Compare all specifications: