beyerdynamic DT 770 PRO X Limited Edition vs Sennheiser HD 490 PRO

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DT 770 PRO X Limited Edition compared with HD 490 PRO

	beyerdynamicDT 770 PRO X Limited Edition	SennheiserHD 490 PRO
Overview
Released
Released	April 2024	January 2024
Sound
Type
Type	Over-ear	Over-ear
Noise cancelling
Noise cancelling	No	No
Driver size
Driver size	45 mm	38 mm
Back
Back	Closed	Open
Impedance
Impedance	48 ohms	130 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	38 mm dynamic transducer with neodymium magnet, low-frequency cylinder and Open-frame Architecture; 5 – 36,100 Hz (–10 dB); 105 dB SPL (1 kHz, 1 Vrms), 96 dB SPL (1 kHz, 1 mW); max. SPL 128 dB (1 kHz, 5% THD); THD < 0.2% (1 kHz, 100 dB SPL)
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	260 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	Over-ear (circumaural), open-back; producing and mixing ear pads, washable and replaceable; soft zone in the pads for glasses; braille L/R markings
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 1.8 m cable that plugs into the left or right ear cup, 3.5 mm and 6.3 mm connectors; optional balanced cable
In the box
In the box	Headphones, 3 m straight cable, screw-on 3.5 mm to 6.35 mm adapter, drawstring bag	HD 490 PRO headphones, producing and mixing ear pads, 1.8 m cable, dearVR MIX-SE licence (the HD 490 PRO Plus adds a 3 m cable, transport case and fabric headband pad)