Shure SRH240A vs. Poly Blackwire 3320-M

Headphones Comparison, Reviews and Tests

Side by side comparison and review of Shure SRH240A and Poly Blackwire 3320-M. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.

Headphones Specifications Comparison

Shure SRH240A vs. Poly Blackwire 3320-M Comparison Chart
DESIGN AND DIMENSIONS Shure SRH240A Poly Blackwire 3320-M
Product Type Headphones - wired - 3.5 mm jack Headset - wired - USB-C
Series - Blackwire 3300 series
Height - 17.8 cm
Width - 15.5 cm
Depth - 3.2 cm
Weight 238 g 130 g Poly Blackwire 3320-M are lighter than Shure SRH240A headphones.
Colour - Black
Earpad Material - Foam
Recommended Use Professional audio Portable electronics, computer
SOUND QUALITY Shure SRH240A Poly Blackwire 3320-M
Headphones Form Factor Full size On-ear
Headphones Technology Dynamic -
Ear Cups Type Closed -
Adjustable Headband - Yes
Connectivity Technology Wired Wired
Active Noise Cancelling - Yes Poly Blackwire 3320-M are equipped with active noice cancellation.
Active Noise Cancelling Technology - SoundGuard
Sound Output Mode Stereo Stereo
Frequency Response 20 - 20000 Hz 20 - 20000 Hz Both headphones offer the same frequency response.
Max Input Power 500 mW -
Sensitivity 107 dB/mW 116 dB Poly Blackwire 3320-M have higher sensitivity than Shure SRH240A.
Impedance 38 Ohm 32 Ohm
Max Sound Pressure - 118 dB
Diaphragm 40 mm 32 mm Shure SRH240A have a thicker diaphragm than Poly Blackwire 3320-M.
Magnet Material Neodymium -
Features - Dynamic EQ optimised
In-Cord Volume Control - Yes
MICROPHONE Shure SRH240A Poly Blackwire 3320-M
Type - Boom
Frequency Response - 100 - 10000 Hz
Sensitivity - -38 dB
REMOTE CONTROL Shure SRH240A Poly Blackwire 3320-M
Controls - Mute, volume, answer/end
CABLE Shure SRH240A Poly Blackwire 3320-M
Cable Type Headphones cable - OFC - straight - 2 m -
Cable Length 2 m -
Plated Connector Gold -
CONNECTIONS Shure SRH240A Poly Blackwire 3320-M
Connector Type Headphones (mini-phone stereo 3.5 mm) USB (24 pin USB-C)
OTHERS Shure SRH240A Poly Blackwire 3320-M
Included Accessories 6.3 mm (1/4") stereo adapter -
Compatibility - Mac, Windows
Software Certification - Certified for Microsoft Teams
Supported Host Device OS - Windows 10, macOS
Service & Support Limited warranty - 2 years -
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