Audeze LCD-X vs Audio-Technica ATH-M40x

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LCD-X compared with ATH-M40x

	AudezeLCD-X	Audio-TechnicaATH-M40x
Overview
Released
Released	October 2013	February 2014
Sound
Type
Type	Over-ear	Over-ear
Noise cancelling
Noise cancelling	No	No
Driver size
Driver size	106 mm	40 mm
Back
Back	Open	Closed
Impedance
Impedance	20 ohms	35 ohms
Bluetooth codecs
Bluetooth codecs	None (wired)	None (wired)
Drivers
Drivers	106 mm planar magnetic; neodymium N50 magnets; Fazor waveguides; ultra-thin Uniforce diaphragm; 10 Hz – 50 kHz; sensitivity 103 dB/1 mW (at drum reference point); maximum SPL over 130 dB; THD < 0.1% at 100 dB SPL; max power handling 5 W RMS; recommended power over 250 mW	Dynamic, 40 mm with neodymium magnets and copper-clad aluminium wire voice coils; tuned flat; 15 – 24,000 Hz; sensitivity 98 dB; maximum input power 1,600 mW at 1 kHz
Battery
Listening time (maker's claim)
Listening time (maker's claim)	No battery (wired)	No battery (wired)
Design
Weight
Weight	612 g	240 g (better)
Headphone cable
Headphone cable	Yes	Yes
Fit and ear tips
Fit and ear tips	Over-ear, open-back; suspension headband; leather or leather-free versions	Circumaural, closed-back; earcups swivel 90 degrees; collapsible
Works with
Works with	1.9 m braided OCC copper cable (20 AWG) with 4-pin XLR, 6.3 mm and 3.5 mm adapters	Detachable 1.2 – 3.0 m coiled and 3.0 m straight cables with gold-plated 3.5 mm plugs; screw-on 6.3 mm adapter
Colours
Colours	–	Black
In the box
In the box	LCD-X headphones, travel case, 4-pin XLR cable with 6.3 mm adapter, 6.3 mm to 3.5 mm adapter, certificate of authenticity and warranty cards	ATH-M40x headphones, two cables, screw-on 6.3 mm adapter, pouch