Detailed comparison and review of Razer Kaira and Poly Blackwire 3320-M. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Razer Kaira | Poly Blackwire 3320-M |
|---|
| Product Type | Headset - 2.4/5 GHz - wireless | Headset - wired - USB-C | |
|---|---|---|---|
| Series | - | Blackwire 3300 series | |
| Height | - | 17.8 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 3.2 cm | |
| Weight | 293 g | 130 g | Poly Blackwire 3320-M are lighter than Razer Kaira headphones. |
| Colour | - | Black | |
| Earpad Material | FlowKnit memory foam | Foam | |
| Recommended Use | Game console, computer | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Razer Kaira | Poly Blackwire 3320-M |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | Yes | Yes | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | 2.4/5 GHz radio frequency | - | |
| Active Noise Cancelling | - | Yes | Poly Blackwire 3320-M are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Noise Isolating | Yes | - | Razer Kaira are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Windows Sonic surround sound | - | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 108 dB | 116 dB | Poly Blackwire 3320-M have higher sensitivity than Razer Kaira. |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 118 dB | |
| Diaphragm | 50 mm | 32 mm | Razer Kaira have a thicker diaphragm than Poly Blackwire 3320-M. |
| Magnet Material | Razer Triforce titanium | - | |
| Features | - | Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Razer Kaira | Poly Blackwire 3320-M |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Uni-directional (HyperClear flexible cardioid) | - | |
| Frequency Response | 100 - 10000 Hz | 100 - 10000 Hz | The frequency response of the microphones in both headphones is the same. |
| Sensitivity | -54 dB | -38 dB | |
| Signal-To-Noise Ratio | 60 dB | - |
| REMOTE CONTROL | Razer Kaira | Poly Blackwire 3320-M |
|---|
| Controls | Volume, power on/off, microphone on/mute switch, status indicator, pair mode, game/chat balance | Mute, volume, answer/end |
|---|
| FEATURES | Razer Kaira | Poly Blackwire 3320-M |
|---|
| Features | Xbox Wireless technology | - |
|---|
| BATTERY AND CHARGING | Razer Kaira | Poly Blackwire 3320-M |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 15 hour(s) | - |
| CONNECTIONS | Razer Kaira | Poly Blackwire 3320-M |
|---|
| Connector Type | - | USB (24 pin USB-C) |
|---|
| OTHERS | Razer Kaira | Poly Blackwire 3320-M |
|---|
| Compatibility | - | Mac, Windows | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams | |
| Supported Host Device OS | - | Windows 10, macOS | |
| Service & Support | Limited warranty - 2 years | - |
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