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.
| 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 |
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| Controls | Volume control, microphone on/mute | Mute, volume, answer/end |
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| CABLE | Razer Kraken | Poly Blackwire C725-UC |
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| 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 |
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| Connector Type | Headset (mini-phone stereo 3.5 mm 4-pole) | USB (4 PIN USB Type A) |
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| OTHERS | Razer Kraken | Poly Blackwire C725-UC |
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| 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 |