Razer Kraken vs. Poly Blackwire C725-UC

Headphones Comparison, Reviews and Tests

Side by side comparison and review of Razer Kraken and Poly Blackwire C725-UC. 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

Razer Kraken vs. Poly Blackwire C725-UC Comparison Chart
DESIGN AND DIMENSIONS Razer Kraken Poly Blackwire C725-UC
Product Type Headset - wired - 3.5 mm jack Headset - wired - USB
Series - 700 Series
Weight 322 g -
Colour Quartz pink | Black | Mercury white | Green -
Body Material Aluminium -
Earpad Material Leatherette, memory foam, cloth -
Headband Material Aluminium -
Recommended Use Game console, portable electronics, computer Computer
SOUND QUALITY Razer Kraken Poly Blackwire C725-UC
Headphones Form Factor Full size On-ear
Headphones Technology Dynamic -
Adjustable Headband Yes -
Foldable Yes - Razer Kraken can be folded.
Connectivity Technology Wired Wired
Active Noise Cancelling - Yes Poly Blackwire C725-UC are equipped with active noice cancellation.
Active Noise Cancelling Technology - SoundGuard
Noise Isolating Yes - Razer Kraken are equipped with a noise isolating function.
Sound Output Mode Stereo Stereo
Sound Effects THX Spatial Audio -
Frequency Response 12 - 28000 Hz 20 - 20000 Hz Razer Kraken offer a larger frequency range than Poly Blackwire C725-UC.
Max Input Power 30 mW -
Sensitivity 109 dB -
Impedance 32 Ohm -
Diaphragm 50 mm -
Magnet Material Neodymium -
In-Cord Volume Control Yes Yes
MICROPHONE Razer Kraken Poly Blackwire C725-UC
Form Factor - Headset microphone
Type Boom Boom
Microphone Operation Mode Uni-directional -
Frequency Response 100 - 10000 Hz 100 - 8000 Hz Razer Kraken offer a larger microphone frequency range than Poly Blackwire C725-UC.
Audio Input Details Omni-directional -
Sensitivity -45 dB -
Sensitivity Margin +/- 3dB -
Signal-To-Noise Ratio 0 dB -
Microphone Features Retractable microphone -
REMOTE CONTROL Razer Kraken Poly Blackwire C725-UC
Controls Volume control, microphone on/mute Mute, volume, answer/end
CABLE Razer Kraken Poly Blackwire C725-UC
Cable Type Headset cable - 1.3 m USB cable - 2.04 m
Cable Length 1.3 m 2.04 m
CONNECTIONS Razer Kraken Poly Blackwire C725-UC
Connector Type Headset (mini-phone stereo 3.5 mm 4-pole) USB (4 PIN USB Type A)
OTHERS Razer Kraken Poly Blackwire C725-UC
Included Accessories USB audio controller Carrying case
Compatibility Mac, Windows -
Software Certification Discord Certified -
Service & Support Limited warranty - parts and labour - 2 years Limited warranty - 2 years
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