Poly Blackwire 325 vs. EPOS H3

Headphones Comparison, Reviews and Tests

Side by side comparison and review of Poly Blackwire 325 and EPOS H3. 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

Poly Blackwire 325 vs. EPOS H3 Comparison Chart
DESIGN AND DIMENSIONS Poly Blackwire 325 EPOS H3
Product Type Headset - wired - USB, 3.5 mm jack Headset - wired - 3.5 mm jack
Series 300 Series -
Height - 16.7 cm
Width - 18.9 cm
Depth - 8.8 cm
Weight - 270 g
Colour - Ghost white | Onyx black
Headband Material Metal -
Design - Games
Recommended Use - Game console, computer
SOUND QUALITY Poly Blackwire 325 EPOS H3
Headphones Form Factor On-ear Full size
Headphones Technology - Dynamic
Ear Cups Type - Closed
Adjustable Headband - Yes
Connectivity Technology Wired Wired
Sound Output Mode Stereo Stereo
Frequency Response 20 - 20000 Hz 10 - 30000 Hz EPOS H3 offer a larger frequency range than Poly Blackwire 325.
Impedance - 20 Ohm
Max Sound Pressure - 124 dB
Features SoundGuard Technology -
In-Cord Volume Control Yes -
MICROPHONE Poly Blackwire 325 EPOS H3
Type Boom Boom
Microphone Operation Mode - Bi-directional
Noise Cancelling - Yes EPOS H3 microphone can cancel out ambient noise.
Frequency Response 100 - 10000 Hz 10 - 18000 Hz EPOS H3 offer a larger microphone frequency range than Poly Blackwire 325.
Sensitivity - -47 dBV/Pascal
REMOTE CONTROL Poly Blackwire 325 EPOS H3
Controls Mute, volume, answer/end -
CABLE Poly Blackwire 325 EPOS H3
Cable Type Headset cable - 2.13 m Headset cable - 2 m
Game console link cable
Cable Length 2.13 m 2 m
FEATURES Poly Blackwire 325 EPOS H3
Additional Functions DSP -
CONNECTIONS Poly Blackwire 325 EPOS H3
Connector Type USB (4 PIN USB Type A)
Headphones (mini-phone 3.5 mm 4-pole)
Headset (mini-phone stereo 3.5 mm)
OTHERS Poly Blackwire 325 EPOS H3
Service & Support Limited warranty - 2 years Limited warranty - 2 years
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