In depth comparison and review of Razer Nari Ultimate 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 Nari Ultimate | Poly Voyager 4220 Office (UC Series) |
|---|
| Product Type | Headset - 2.4 GHz - wireless | Headset - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Series | - | UC Series | |
| Weight | - | 150 g | |
| Earpad Material | Leatherette, memory foam | - | |
| Headband Material | Metal | - | |
| Bluetooth Range (Operating Distance) | 12 m | 30 m | Poly Voyager 4220 Office (UC Series) have a greater operating distance than Razer Nari Ultimate. |
| SOUND QUALITY | Razer Nari Ultimate | Poly Voyager 4220 Office (UC Series) |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | 2.4 GHz radio frequency | 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) | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | THX Spatial Audio | - | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | 30 mW | - | |
| Sensitivity | 105 dB | 94 dB | Razer Nari Ultimate have higher sensitivity than Poly Voyager 4220 Office (UC Series). |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 50 mm | 32 mm | Razer Nari Ultimate have a thicker diaphragm than Poly Voyager 4220 Office (UC Series). |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard Technology |
| MICROPHONE | Razer Nari Ultimate | Poly Voyager 4220 Office (UC Series) |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Uni-directional | Uni-directional | |
| Frequency Response | 100 - 6500 Hz | - | |
| Sensitivity | -42 dB | - | |
| Signal-To-Noise Ratio | 50 dB | - | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Razer Nari Ultimate | Poly Voyager 4220 Office (UC Series) |
|---|
| Controls | Mute, volume | Mute, volume, answer/end, play/pause, next/previous track |
|---|
| FEATURES | Razer Nari Ultimate | Poly Voyager 4220 Office (UC Series) |
|---|
| Features | - | Voice alerts |
|---|
| BATTERY AND CHARGING | Razer Nari Ultimate | Poly Voyager 4220 Office (UC Series) |
|---|
| Battery Type | Rechargeable | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 360 mAh | |
| Battery Life | 24 hour(s) | 12 hour(s) | Razer Nari Ultimate lasts longer on a single charge than the Poly Voyager 4220 Office (UC Series). |
| 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 Nari Ultimate | Poly Voyager 4220 Office (UC Series) |
|---|
| Connector Type | Headset (mini-phone 3.5 mm 4-pole) | - |
|---|
| OTHERS | Razer Nari Ultimate | Poly Voyager 4220 Office (UC Series) |
|---|
| Included Accessories | - | Wireless headset system base, Bluetooth USB-C adapter |
|---|
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