I've got a myo XP and its **** bright, I run at night in the mountains with zero street light and it lights up the whole trail.
The fenix looks pretty good though, if a bit bulky, the myo xp is pretty compact.
Check out black diamond as well as silva
http://www.buachaille.com/c3-31-0-0-0-1/Head-Torches/
I also run with the flashing mode its plenty bright enough and the battery lasts for ever