How did you get a 2700k E21A? Virence.com only sell 2000k and 3000k. The 90CRI variants of the Wizard Pros are not by Armytek right?
The 4000k E21A clemence has now is much brighter and more efficient than the 2000k E21A. D240 vs D160. The driver of the Tiara is also much more efficient than the boost driver in the Wizard Pro.