Audio-Technica ATH-WS77 Wired Headphones vs Sennheiser HD439 Wired Headphones comparison

Show Only Differences Highlight Differences	Audio-Technica ATH-WS77 Wired Headphones	Sennheiser HD439 Wired Headphones
key specs
Colour	Black	Black
Headphone Type	Over-Ear	Over-Ear
Microphone	No	No
Connectivity	Wired	Wired
Type	Headphones	Headphones
general
Brand	Audio-Technica	Sennheiser
Model	ATH-WS77 Wired Headphones	HD439 Wired Headphones
Release date	June 21, 2013	November 8, 2012
Colour	Black	Black
Type	Headphones	Headphones
Headphone Type	Over-Ear	Over-Ear
Connectivity	Wired	Wired
Model Number	ATH-WS77	HD439
product details
Microphone	No	No
Cord Length (Metres)	1.2	1.4
Driver Size (mm)	40	-
Connector Size	3.5mm	3.5mm
Gold Connector Plating	Yes	-
Weight (g)	175.00	-
sound features
Sensitivity (dB)	100	112
Frequency Response Range	10Hz-25,000Hz	17Hz-22,500Hz
Impedance (Ohms)	-	32
connectivity features
Bluetooth	No	No