Side by side comparison and review of Sennheiser HD 4.30i and Poly Voyager 4220 USB-C. 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 | Sennheiser HD 4.30i | Poly Voyager 4220 USB-C |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Series | - | UC Series | |
| Weight | - | 150 g | |
| Colour | Black | White | - | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | Sennheiser HD 4.30i | Poly Voyager 4220 USB-C |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Ear Cups Type | Closed | - | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, mSBC | |
| Noise Isolating | Yes | - | Sennheiser HD 4.30i are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 20000 Hz | 20 - 20000 Hz | Sennheiser HD 4.30i offer a larger frequency range than Poly Voyager 4220 USB-C. |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | 120 dB/Vrms | 94 dB | Sennheiser HD 4.30i have higher sensitivity than Poly Voyager 4220 USB-C. |
| Impedance | 18 Ohm | 32 Ohm | |
| Diaphragm | 32 mm | 32 mm | Both headphones are designed with same thick diaphragm. |
| Features | - | SoundGuard DIGITAL Technology | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Sennheiser HD 4.30i | Poly Voyager 4220 USB-C |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | On-cable | Boom | |
| Microphone Operation Mode | Omni-directional | Uni-directional | |
| Sensitivity | -44 dBV/Pascal | - | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Sennheiser HD 4.30i | Poly Voyager 4220 USB-C |
|---|
| Controls | 3-button remote | Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant |
|---|
| CABLE | Sennheiser HD 4.30i | Poly Voyager 4220 USB-C |
|---|
| Cable Type | Headphones cable - detachable - 1.4 m | - | |
|---|---|---|---|
| Cable Length | 1.4 m | - | |
| Detachable Cable | Yes | - | |
| Plated Connector | Gold | - |
| FEATURES | Sennheiser HD 4.30i | Poly Voyager 4220 USB-C |
|---|
| Features | - | Voice alerts |
|---|
| BATTERY AND CHARGING | Sennheiser HD 4.30i | Poly Voyager 4220 USB-C |
|---|
| Battery Type | - | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 360 mAh | |
| Battery Life | - | 15 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 | Sennheiser HD 4.30i | Poly Voyager 4220 USB-C |
|---|
| Connector Type | Headphones (mini-phone 3.5 mm 4-pole) | - |
|---|
| OTHERS | Sennheiser HD 4.30i | Poly Voyager 4220 USB-C |
|---|
| Included Accessories | Soft bag, audio cable (1.4 m) | Bluetooth USB adapter, charging stand | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams | |
| Service & Support | Limited warranty - parts and labour - 2 years | - |
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