The 2009 Hyundai Sonata has a drag coefficient of .32 Cd.
The 2012 Hyundai Sonata has a drag coefficient of 0.28 Cd.
The 2010 Hyundai Sonata has a drag coefficient of .32 Cd.
The 2011 Hyundai Sonata has a drag coefficient of 0.28 Cd.
The 2013 Hyundai Sonata has a drag coefficient of 0.28 Cd.
The 2014 Hyundai Sonata-Hybrid has a drag coefficient of 0.25 Cd.
The 2012 Hyundai Sonata-Hybrid has a drag coefficient of .25 Cd.
The 2011 Hyundai Sonata-Hybrid has a drag coefficient of .25 Cd.
The 2013 Hyundai Sonata-Hybrid has a drag coefficient of 0.25 Cd.
The 2008 Hyundai Elantra has a drag coefficient of .32 Cd.
The 2008 Hyundai Santa-FE has a drag coefficient of .38 Cd.
The 2009 Hyundai Elantra has a drag coefficient of .32 Cd.