d marc0 on Head-Fi has a comparison review of the Noble Savant to the InEar Stagediver 2.  I have yet to hear of a negative view of the Savant.  I will need to listen to one at my next meet.

Noble Savant to the Stagediver 2

Here is a link to a review of the Stagedrive 2 by LJOKERL on theheadphonelist.com

InEar StageDiver 2 (SD-2) Review