In depth comparison and review of Audeze LCD-4z 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 | Audeze LCD-4z | Poly Voyager 4220 Office (UC Series) |
|---|
| Product Type | Headphones - wired - 6.35 mm jack | Headset - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Series | - | UC Series | |
| Weight | - | 150 g | |
| Body Material | Leather | - | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | Audeze LCD-4z | Poly Voyager 4220 Office (UC Series) |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Planar magnetic | - | |
| Ear Cups Type | Open | - | |
| 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) | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 5 - 20000 Hz | 20 - 20000 Hz | Audeze LCD-4z offer a larger frequency range than Poly Voyager 4220 Office (UC Series). |
| Max Input Power | 100 mW | - | |
| Total Harmonic Distortion (THD) | <0.1% | - | |
| Sensitivity | 98 dB/mW | 94 dB | Audeze LCD-4z have higher sensitivity than Poly Voyager 4220 Office (UC Series). |
| Impedance | 15 Ohm | 32 Ohm | |
| Max Sound Pressure | 130 dB | - | |
| Diaphragm | 106 mm | 32 mm | Audeze LCD-4z have a thicker diaphragm than Poly Voyager 4220 Office (UC Series). |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard Technology |
| MICROPHONE | Audeze LCD-4z | Poly Voyager 4220 Office (UC Series) |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Uni-directional | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Audeze LCD-4z | Poly Voyager 4220 Office (UC Series) |
|---|
| Controls | - | Mute, volume, answer/end, play/pause, next/previous track |
|---|
| CABLE | Audeze LCD-4z | Poly Voyager 4220 Office (UC Series) |
|---|
| Cable Type | Headphones cable - detachable Phone jack 6.35 mm to 2 x 4-pin mini-XLR cable - detachable |
- |
|---|
| FEATURES | Audeze LCD-4z | Poly Voyager 4220 Office (UC Series) |
|---|
| Features | - | Voice alerts |
|---|
| BATTERY AND CHARGING | Audeze LCD-4z | 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 | Audeze LCD-4z | Poly Voyager 4220 Office (UC Series) |
|---|
| Connector Type | Headphones (phone stereo 6.3 mm) | - |
|---|
| OTHERS | Audeze LCD-4z | Poly Voyager 4220 Office (UC Series) |
|---|
| Included Accessories | Travel bag | Wireless headset system base, Bluetooth USB-C adapter |
|---|
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