Comparison of the very similar models Buick Regal Buick LaCrosse Chevrolet Impala. (2011 Buick Regal GS photographed at the 2010 Washington Auto Show.; 2010 Buick LaCrosse CXL photographed in Woodbridge, Virginia, USA; and 2010 Chevrolet Impala photographed in Washington, D.C., USA.). Images File:2011 Buick Regal GS 1 — 2010 DC.jpg; File:2010 Buick LaCrosse 2 — 09-07-2009.jpg, and File:2014 Chevrolet Impala LTZ — 2012 NYIAS 2.JPG all by IFCAR and kindly released in the public domain. Thank you, IFCAR!
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