beyerdynamic DT 770 PRO X Limited Edition vs Sony MDR-M1

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DT 770 PRO X Limited Edition compared with MDR-M1

	beyerdynamicDT 770 PRO X Limited Edition	SonyMDR-M1
Overview
Released
Released	April 2024	September 2024
Sound
Type
Type	Over-ear	Over-ear
Noise cancelling
Noise cancelling	No	No
Driver size
Driver size	45 mm	40 mm
Back
Back	Closed	Closed
Impedance
Impedance	48 ohms	50 ohms
Bluetooth codecs
Bluetooth codecs	None (wired)	None (wired)
Drivers
Drivers	STELLAR.45 dynamic driver (the same system as the DT 700 PRO X and DT 900 PRO X, per beyerdynamic; 45 mm, Sound On Sound), closed; 5 – 40,000 Hz; 98 dB SPL (1 mW, 500 Hz), 112 dB SPL (1 V, 500 Hz); THD < 0.05% at 500 Hz; max. short-term power handling 210 mW	Dynamic, 40 mm; 5 – 80,000 Hz (JEITA); 102 dB/mW; maximum input 1,500 mW (IEC)
Noise cancelling detail
Noise cancelling detail	No active noise cancelling; passive isolation 16 dBA	–
Battery
Listening time (maker's claim)
Listening time (maker's claim)	No battery (wired)	No battery (wired)
Design
Weight
Weight	305 g	216 g (better)
Headphone cable
Headphone cable	Yes	Yes
Fit and ear tips
Fit and ear tips	Over-ear, closed-back; spring steel headband with fontanelle recess; nominal headband pressure 5.5 N; replaceable velour ear pads and headband pad	Circumaural, closed-back; thick low-resilience urethane foam ear pads, replaceable
Works with
Works with	3 m straight cable, detachable, with a lockable 3-pin mini-XLR connector on one side; gold-plated 3.5 mm stereo jack with screw-on 6.35 mm adapter	Detachable 1.2 m and 2.5 m cables with 3.5 mm plugs; 3.5 mm to 6.3 mm adapter
Colours
Colours	–	Black
In the box
In the box	Headphones, 3 m straight cable, screw-on 3.5 mm to 6.35 mm adapter, drawstring bag	MDR-M1 headphones, 1.2 m and 2.5 m cables, 3.5 mm to 6.3 mm adapter