Side by side comparison and review of Razer Kaira and Poly EncorePro 520V. 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 Kaira | Poly EncorePro 520V |
|---|
| Product Type | Headset - 2.4/5 GHz - wireless | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | - | EncorePro 500 series | |
| Height | - | 6.7 cm | |
| Width | - | 11.1 cm | |
| Depth | - | 14.9 cm | |
| Weight | 293 g | 74 g | Poly EncorePro 520V are lighter than Razer Kaira headphones. |
| Colour | - | Black | |
| Earpad Material | FlowKnit memory foam | Artificial leather | |
| Recommended Use | Game console, computer | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Razer Kaira | Poly EncorePro 520V |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | 2.4/5 GHz radio frequency | - | |
| Active Noise Cancelling | - | Yes | Poly EncorePro 520V are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard DIGITAL | |
| Noise Isolating | Yes | - | Razer Kaira are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | - | |
| Sound Effects | Windows Sonic surround sound | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | 108 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 50 mm | 5.6 mm | Razer Kaira have a thicker diaphragm than Poly EncorePro 520V. |
| Signal-To-Noise Ratio | - | 50 dB | |
| Magnet Material | Razer Triforce titanium | - |
| MICROPHONE | Razer Kaira | Poly EncorePro 520V |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Uni-directional (HyperClear flexible cardioid) | Omni-directional | |
| Noise Cancelling | - | Yes | Poly EncorePro 520V microphone can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | 20 - 16000 Hz | Poly EncorePro 520V offer a larger microphone frequency range than Razer Kaira. |
| Sensitivity | -54 dB | 40 dB | |
| Sensitivity Margin | - | +/- 3dB | |
| Signal-To-Noise Ratio | 60 dB | - |
| REMOTE CONTROL | Razer Kaira | Poly EncorePro 520V |
|---|
| Controls | Volume, power on/off, microphone on/mute switch, status indicator, pair mode, game/chat balance | - |
|---|
| CABLE | Razer Kaira | Poly EncorePro 520V |
|---|
| Cable Length | - | 78.5 cm |
|---|
| FEATURES | Razer Kaira | Poly EncorePro 520V |
|---|
| Features | Xbox Wireless technology | Boom mic length 135mm, 290° rotatable microphone |
|---|
| BATTERY AND CHARGING | Razer Kaira | Poly EncorePro 520V |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 15 hour(s) | - |
| CONNECTIONS | Razer Kaira | Poly EncorePro 520V |
|---|
| Connector Type | - | Headset (mini-phone 3.5mm) |
|---|
| OTHERS | Razer Kaira | Poly EncorePro 520V |
|---|
| Software Certification | - | Certified for Skype for Business, UC certified | |
|---|---|---|---|
| Supported Host Device OS | - | macOS, Windows | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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