Recently went about trying to find myself an IEM that I liked the sound of and tested out both the Shure SE215 & sennheiser momentum in ear before getting the RHA's. IMO the momentum was too bass heavy, the shure sounded quite good but doesnt look as nice, is more difficult to put on, less comfortable, and can be more sibilant when you push it to higher volumes. The RHA's are exactly what I wanted in an IEM and sound fairly balanced with a bit of a lean towards the bassy end of the scale depending on your choice of ear tip.    The slight increase...