In depth comparison and review of Razer Kraken 7.1 and Poly Voyager 4220 Office (UC 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 7.1 | Poly Voyager 4220 Office (UC Series) |
|---|
| Product Type | Headset - 7.1 channel - wired - USB | Headset - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Series | - | UC Series | |
| Height | 15.6 cm | - | |
| Width | 19.8 cm | - | |
| Depth | 9.8 cm | - | |
| Weight | 322 g | 150 g | Poly Voyager 4220 Office (UC Series) are lighter than Razer Kraken 7.1 headphones. |
| Earpad Material | Leatherette | - | |
| Recommended Use | Computer | - | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | Razer Kraken 7.1 | Poly Voyager 4220 Office (UC Series) |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Ear Cups Type | Closed | - | |
| Foldable | Yes | - | Razer Kraken 7.1 can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.1 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Noise Isolating | Yes | - | Razer Kraken 7.1 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | 30 mW | - | |
| Sensitivity | 112 dB | 94 dB | Razer Kraken 7.1 have higher sensitivity than Poly Voyager 4220 Office (UC Series). |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 32 mm | 32 mm | Both headphones are designed with same thick diaphragm. |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard Technology |
| MICROPHONE | Razer Kraken 7.1 | Poly Voyager 4220 Office (UC Series) |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | Uni-directional | |
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | -40 dB | - | |
| Signal-To-Noise Ratio | 63 dB | - | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Razer Kraken 7.1 | Poly Voyager 4220 Office (UC Series) |
|---|
| Controls | Mute | Mute, volume, answer/end, play/pause, next/previous track |
|---|
| CABLE | Razer Kraken 7.1 | Poly Voyager 4220 Office (UC Series) |
|---|
| Cable Type | USB cable - 2 m | - | |
|---|---|---|---|
| Cable Length | 2 m | - | |
| Plated Connector | Gold | - |
| FEATURES | Razer Kraken 7.1 | Poly Voyager 4220 Office (UC Series) |
|---|
| Features | - | Voice alerts |
|---|
| BATTERY AND CHARGING | Razer Kraken 7.1 | Poly Voyager 4220 Office (UC Series) |
|---|
| Battery Type | - | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 360 mAh | |
| Battery Life | - | 12 hour(s) | |
| Battery Life Details | - | Continuous playback: up to 15 hours Continuous talk: up to 12 hours |
|
| Standby Time | - | 312 hours | |
| Charging Time | - | 1.5 hour(s) |
| CONNECTIONS | Razer Kraken 7.1 | Poly Voyager 4220 Office (UC Series) |
|---|
| Connector Type | USB (4 PIN USB Type A) | - |
|---|
| OTHERS | Razer Kraken 7.1 | Poly Voyager 4220 Office (UC Series) |
|---|
| Included Accessories | - | Wireless headset system base, Bluetooth USB-C adapter | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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