Poly Blackwire C725-UC vs. Poly Blackwire 3225 (3300 Series)

Headphones Comparison, Reviews and Tests

Side by side comparison and review of Poly Blackwire C725-UC and Poly Blackwire 3225 (3300 Series). 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 C725-UC vs. Poly Blackwire 3225 (3300 Series) Comparison Chart
DESIGN AND DIMENSIONS Poly Blackwire C725-UC Poly Blackwire 3225 (3300 Series)
Product Type Headset - wired - USB Headset - wired - USB, 3.5 mm jack
Series 700 Series 3300 Series
Height - 17.8 cm
Width - 15.5 cm
Depth - 3.2 cm
Weight - 64 g
Colour - Black
Earpad Material - Artificial leather
Recommended Use Computer Computer
SOUND QUALITY Poly Blackwire C725-UC Poly Blackwire 3225 (3300 Series)
Headphones Form Factor On-ear On-ear
Adjustable Headband - Yes
Connectivity Technology Wired Wired
Active Noise Cancelling Yes Yes Both headphones are equipped with active noice cancellation.
Active Noise Cancelling Technology SoundGuard SoundGuard
Sound Output Mode Stereo Stereo
Frequency Response 20 - 20000 Hz -
Sensitivity - 90 dB
Impedance - 32 Ohm
Diaphragm - 28 mm
Features - Digital signal processing, Dynamic EQ optimised
In-Cord Volume Control Yes Yes
MICROPHONE Poly Blackwire C725-UC Poly Blackwire 3225 (3300 Series)
Form Factor Headset microphone -
Type Boom Boom
Microphone Operation Mode - Omni-directional
Frequency Response 100 - 8000 Hz 100 - 10000 Hz Poly Blackwire 3225 (3300 Series) offer a larger microphone frequency range than Poly Blackwire C725-UC.
Sensitivity - -38 dBV/Pascal
REMOTE CONTROL Poly Blackwire C725-UC Poly Blackwire 3225 (3300 Series)
Controls Mute, volume, answer/end Mute, volume, answer/end, hold, redial
CABLE Poly Blackwire C725-UC Poly Blackwire 3225 (3300 Series)
Cable Type USB cable - 2.04 m USB-A cable
Cable Length 2.04 m -
CONNECTIONS Poly Blackwire C725-UC Poly Blackwire 3225 (3300 Series)
Connector Type USB (4 PIN USB Type A) USB (4 PIN USB Type A)
Headset (mini-phone stereo 3.5 mm)
OTHERS Poly Blackwire C725-UC Poly Blackwire 3225 (3300 Series)
Included Accessories Carrying case -
Compatibility - Mac, Windows
Software Certification - Skype Certified, Avaya Certified, Cisco Jabber Certified
Supported Host Device OS - Windows 10, macOS, Windows 11
Service & Support Limited warranty - 2 years -
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