In depth comparison and review of Razer Kraken Ultimate and Poly Blackwire 3225 (3300 Series). 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 Ultimate | Poly Blackwire 3225 (3300 Series) |
|---|
| Product Type | Headset - wired - USB | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | 3300 Series | |
| Height | - | 17.8 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 3.2 cm | |
| Weight | 390 g | 64 g | Poly Blackwire 3225 (3300 Series) are lighter than Razer Kraken Ultimate headphones. |
| Colour | Classic black | Black | |
| Earpad Material | Cooling gel-infused cushions | Artificial leather | |
| Headband Material | Aluminium, stainless steel | - | |
| Recommended Use | Computer | Computer |
| SOUND QUALITY | Razer Kraken Ultimate | Poly Blackwire 3225 (3300 Series) |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Adjustable Headband | Yes | Yes | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | Poly Blackwire 3225 (3300 Series) are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | THX Spatial Audio | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | 112 dB | 90 dB | Razer Kraken Ultimate have higher sensitivity than Poly Blackwire 3225 (3300 Series). |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 50 mm | 28 mm | Razer Kraken Ultimate have a thicker diaphragm than Poly Blackwire 3225 (3300 Series). |
| Magnet Material | Neodymium | - | |
| Features | Razer Chroma lighting | Digital signal processing, Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Razer Kraken Ultimate | Poly Blackwire 3225 (3300 Series) |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Uni-directional | Omni-directional | |
| Noise Cancelling | Yes | - | Razer Kraken Ultimate microphone 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 | -38 dBV/Pascal | |
| Signal-To-Noise Ratio | 60 dB | - | |
| Microphone Features | Mute function, retractable microphone | - |
| REMOTE CONTROL | Razer Kraken Ultimate | Poly Blackwire 3225 (3300 Series) |
|---|
| Controls | Volume control, microphone on/mute, THX Spatial Audio on/off | Mute, volume, answer/end, hold, redial |
|---|
| CABLE | Razer Kraken Ultimate | Poly Blackwire 3225 (3300 Series) |
|---|
| Cable Type | USB cable - 2 m | USB-A cable | |
|---|---|---|---|
| Cable Length | 2 m | - |
| FEATURES | Razer Kraken Ultimate | Poly Blackwire 3225 (3300 Series) |
|---|
| Additional Functions | RGB lighting | - |
|---|
| CONNECTIONS | Razer Kraken Ultimate | 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 | Razer Kraken Ultimate | Poly Blackwire 3225 (3300 Series) |
|---|
| 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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