Real owners lean toward the Sennheiser HD 600: 81% of 253 owners recommend it, vs 71% of 234 for the Beyerdynamic DT 900 Pro X.
Verdicts aggregated from Reddit, enthusiast forums, and YouTube owner comments — affiliate reviews excluded. Sample sizes differ; judge accordingly. How we score
“I bought the 900 proX as my first high end headphone for mostly gaming and music. They caused me to spend another 2k on speakers and a schiit stack because id never heard such beatiful sounds. Worth it”— @Lperry on YouTube
“900 sounds more natural, intimate and less fatiguing but it doesn't stage the same way.”— Bret Halford on Head-Fi
“That joint is a huge weak point in my opinion.”— @drewmorg. on YouTube
“Son una total MARAVILLA y yo en lo personal lo recomiendo AMPLIAMENTE para todo aquel que se diga llamar audiofilo”— @omariscal39 on YouTube
“estos audífonos son excelentes para mezcla en estudio”— @IGNOTOMX on YouTube
“I have the HD600 and I'm just not a fan because of the total lack of anything lower than upper mid bass and also how narrow the cups are which rub my ears raw”— keenbeans87 on Reddit