Headphone

ATH-M50x vs HD 800 S

Audio-Technica

ATH-M50x

Sennheiser

Spec

ATH-M50x

HD 800 S

impedance

38 Ω

300 Ω

frequency response

15 – 28,000 Hz

4 – 51,000 Hz

sensitivity

99 dB/mW

102 dB/mW

weight

285 g

330 g

driver type

Dynamic 45mm, Closed-back

Dynamic Ring Radiator, Open-back

Unique Tags: ATH-M50x

NeutralStudioPortableAll-Rounder

Unique Tags: HD 800 S

AnalyticalWide SoundstageClassicalDesktopReference

Building a ¥300,000 Audio Setup — Gateway to High-End

2026-01-20