In depth comparison and review of Razer Kraken 7.1 V2 and Poly Blackwire 8225-M. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | Razer Kraken 7.1 V2 | Poly Blackwire 8225-M |
|---|
| Product Type | Headset - wired - USB | Headset - wired - USB-A | |
|---|---|---|---|
| Weight | 346 g | 186 g | Poly Blackwire 8225-M are lighter than Razer Kraken 7.1 V2 headphones. |
| Colour | Mercury white | Black | - | |
| Body Material | Aluminium | - | |
| Recommended Use | Computer | - |
| SOUND QUALITY | Razer Kraken 7.1 V2 | Poly Blackwire 8225-M |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | Razer Kraken 7.1 V2 can be folded. |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | Poly Blackwire 8225-M are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Hybrid ANC | |
| Noise Isolating | Yes | - | Razer Kraken 7.1 V2 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | - | |
| Sound Effects | 7.1 Channel Virtual Surround Sound | - | |
| Frequency Response | 12 - 28000 Hz | 20 - 20000 Hz | Razer Kraken 7.1 V2 offer a larger frequency range than Poly Blackwire 8225-M. |
| Max Input Power | 30 mW | - | |
| Sensitivity | 123 dB | 84 dB | Razer Kraken 7.1 V2 have higher sensitivity than Poly Blackwire 8225-M. |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 50 mm | 32 mm | Razer Kraken 7.1 V2 have a thicker diaphragm than Poly Blackwire 8225-M. |
| Magnet Material | Neodymium magnet | - | |
| Features | Razer Chroma lighting | SoundGuard DIGITAL Technology | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Razer Kraken 7.1 V2 | Poly Blackwire 8225-M |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Uni-directional | - | |
| Noise Cancelling | Yes | Yes | The microphones on both headphones can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | 100 - 10000 Hz | The frequency response of the microphones in both headphones is the same. |
| Sensitivity | -38 dB | -35 dBV/Pascal | |
| Signal-To-Noise Ratio | 55 dB | - |
| REMOTE CONTROL | Razer Kraken 7.1 V2 | Poly Blackwire 8225-M |
|---|
| Controls | Volume, microphone on/mute | Mute, volume, answer/end, Microsoft Teams button |
|---|
| CABLE | Razer Kraken 7.1 V2 | Poly Blackwire 8225-M |
|---|
| Cable Type | Headset cable - 2 m | Headset cable - 2.2 m | |
|---|---|---|---|
| Cable Length | 2 m | 2.2 m |
| FEATURES | Razer Kraken 7.1 V2 | Poly Blackwire 8225-M |
|---|
| Additional Functions | LED lights | - |
|---|
| CONNECTIONS | Razer Kraken 7.1 V2 | Poly Blackwire 8225-M |
|---|
| Connector Type | USB (4 PIN USB Type A) | Headset (4 PIN USB Type A) |
|---|
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