Sony MDR-1R vs Sony MDR-M1

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MDR-1R compared with MDR-M1

	SonyMDR-1R	SonyMDR-M1
Overview
Released
Released	October 2012	September 2024
Sound
Type
Type	Over-ear	Over-ear
Noise cancelling
Noise cancelling	No	No
Driver size
Driver size	40 mm	40 mm
Back
Back	Closed	Closed
Impedance
Impedance	24 ohms	50 ohms
Bluetooth codecs
Bluetooth codecs	None (wired)	None (wired)
Drivers
Drivers	Dynamic dome-type drivers with liquid-crystal-polymer diaphragms and OFC voice coils; 4 Hz – 80 kHz stated response; 105 dB/mW sensitivity; 1,500 mW maximum input	Dynamic, 40 mm; 5 – 80,000 Hz (JEITA); 102 dB/mW; maximum input 1,500 mW (IEC)
Battery
Listening time (maker's claim)
Listening time (maker's claim)	No battery (wired)	No battery (wired)
Design
Weight
Weight	240 g	216 g (better)
Headphone cable
Headphone cable	Yes	Yes
Controls
Controls	Inline microphone and remote on the supplied cable for compatible iPhone, iPod and iPad models	–
Fit and ear tips
Fit and ear tips	Enfolding cushions, inward-axis ear-cup pivots, silicone-damped joints and swivelling housings; headband does not fold, as noted by Reviewed	Circumaural, closed-back; thick low-resilience urethane foam ear pads, replaceable
Dimensions
Dimensions	Approximately 240 g without the cord	–
Works with
Works with	Detachable 1.2 m PCOCC cables; four-conductor gold-plated L-shaped 3.5 mm stereo plug on the remote cable	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, 1.2 m microphone/remote cable, 1.2 m plain connecting cable and carrying pouch; Japanese package listed by Sony	MDR-M1 headphones, 1.2 m and 2.5 m cables, 3.5 mm to 6.3 mm adapter