we also made test with Beyer(DT48 and new other ones), Seinnheiser(HD-25, HD new series, sony(MDR 600: mine and 2 other MDR series, audiotone (new series "Surround") .... And the Sony MDR was so best .... Precision , large bandwith, present and precise bass, transparent treble ... It was comparaison test with classical music .