I need new headphones, I'm going with Monster Diamond Tears, Beats Pro, Sennheiser HD 600, Sennheiser Momentum, Bose QC15, or Logitech UE 9000, I listen to pop mostly, rap, hip hop, rock, and today's hits, which one would be the best out of the ones I picks and (optional) what would you...

Hi all.   Please suggest some IEM to be used with a rockboxed Sansa Clip+.  Would be using it to listen to the follow music: Guitar Instrumental [Buckethead, Satriani, etc] Classic Rock [Led Zepp, Cream, etc] Prog-Rock [Dream Theater, Tool, etc ] Rap-Core [RATM] Some R&B & Rap [Public...

So These are pretty Closely priced where i Live, so i want to choose between them. Which has better sound quality? Which are comfortable?

I mean would it give more bass then it has, i hear that if you have good earphones its pointless to buy a amp. This is a vid on youtube on the effects...  

Hey guys,   I ordered SRH 840 about a week ago... I made a mistake and did not look at the weight of headphone... Though, the sound was really good, but it is too heavy in weight and looks huge and bulky on me... I can not wear it for more time.. Any more suggestion ?? ...    I am...