i've never heard ath-m50, but they are closer to k702 in neutrality than hfi780. hfi 780 is shiny, it ll atract attention if you mind that, go for m50. I though k702 looks nice in the picture than both. btw, ath-m50 has more higher bass while hfi 780 has more lower bass.
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|| Compaq-Presario (Foobar2K-w/crossfeed+AetherVST-w/reverb+ASIO4all)+GovibeDAC || XDAFlame(40iPlay-w/reverb&crossfeed+srs-WoW-HD-w/truebass) || Rockboxed Sansa Fuze w/ crossfeed || Fiio-E5-w/bassboost ||Yuin-PK3 || Atrio-M5 || HFI-780 ||
SOLD: || AltecLansing-UHP336 || dBe-PR18 || Sansa-Clip-w/FlatEQ ||
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