I could not find these exact models on the Leupold site. Could you please provide a link?
Google by using " Leupold 66565 " or " Leupold 66570 ".
My first hit actually showed both of the above scopes in one ad.
http://www.opticsplanet.net/leupold-vx3-65-20x40mm-efr-target-rifle-scope.htmlSearch for more comparisons, but there's a start.