It was made by the admin and headphone/earphone reviewer at Anythingbutipod.comhttp://www.anythingbutipod.com/images/forum/dfkt/IEM-Comparison.gifSource: http://www.anythingbutipod.com/forum/showthread.php?t=15243It doesn't include the TripleFi 10's, but it does have both higher and lower UE models.