The 2014 Porsche Cayenne has a drag coefficient of 0.35 Cd.
The 2003 Porsche Cayenne has a drag coefficient of 0.39 Cd.
The 2008 Porsche Cayenne has a drag coefficient of 0.35 Cd.
The 2006 Porsche Cayenne has a drag coefficient of .38 Cd.
The 2009 Porsche Cayenne has a drag coefficient of 0.35 Cd.
The 2013 Porsche Cayenne has a drag coefficient of 0.35 Cd.
The 2012 Porsche Cayenne has a drag coefficient of 0.35 Cd.
The 2004 Porsche Cayenne has a drag coefficient of .38 Cd.
The 2011 Porsche Cayenne has a drag coefficient of 0.36 Cd.
The 2010 Porsche Cayenne has a drag coefficient of 0.35 Cd.
The 2005 Porsche 911 has a drag coefficient of 0.28 Cd.
The 2005 Porsche Boxster has a drag coefficient of 0.29 Cd.