Audio vs Sony MDR7506 Professional Large Diaphragm Headphone

The Audio-Technica ATH-M50x is the headphone most people land on when they ask for studio headphones, and it deserves the spot. Big 45mm drivers give it a fuller, punchier sound than the Sony, with stronger low end that still stays controlled enough to mix on, plus a clean, detailed top end.

The headline upgrade is practical: three detachable cables (coiled, long straight, short straight) that lock in with a twist. A worn or snagged cable is a swap, not a repair. The closed-back cups isolate well and fold up for travel, and they pull double duty as everyday headphones better than most studio cans.

The tradeoffs are real. Clamp force is tight out of the box and can pinch on bigger heads until broken in, and the slightly scooped, bass-leaning tuning is a touch less neutral than a purist mixing reference. For most people, that balance is the sweet spot.

The Sony MDR7506 is the headphone you see clamped to engineers in half the studio photos ever taken, and that reputation is earned. It is a closed-back workhorse with a detailed, slightly bright tuning that pushes vocals and high-end forward, which makes it great for catching sibilance, edits, and noise you would otherwise miss.

It is not a fun-listening headphone and it is not trying to be. The bass is present but lean, and that forward treble can get fatiguing over long sessions. What you get instead is consistency you can mix against at a price that is hard to argue with.

Build is light and foldable, but the cable is the catch: a long coiled cable that is permanently attached, so a snag can mean a repair instead of a swap. The faux-leather pads also flake after a year or two. Both are cheap, known quirks, not dealbreakers.