Detailed comparison and review of Poly Voyager 4220 and Sennheiser HD 350BT. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Poly Voyager 4220 | Sennheiser HD 350BT |
|---|
| Product Type | Headset - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Series | 4200 UC Series | - | |
| Weight | 150 g | 238 g | Poly Voyager 4220 are lighter than Poly Voyager 4220 headphones. |
| Colour | - | Black | White | |
| Bluetooth Range (Operating Distance) | 30 m | - |
| SOUND QUALITY | Poly Voyager 4220 | Sennheiser HD 350BT |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Foldable | - | Yes | Sennheiser HD 350BT can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | SBC, mSBC | SBC, AAC, aptX, apt-X LL | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 18 - 22000 Hz | Sennheiser HD 350BT offer a larger frequency range than Poly Voyager 4220. |
| Total Harmonic Distortion (THD) | - | <0.3% | |
| Impedance | 32 Ohm | - | |
| Max Sound Pressure | - | 108 dB | |
| Diaphragm | 32 mm | - | |
| Features | SoundGuard DIGITAL Technology | - |
| MICROPHONE | Poly Voyager 4220 | Sennheiser HD 350BT |
|---|
| Form Factor | Headset microphone | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Uni-directional, MEMS-directional | Beamforming | |
| Noise Cancelling | Yes | - | Poly Voyager 4220 microphone can cancel out ambient noise. |
| Frequency Response | 100 - 6800 Hz | 80 - 6000 Hz | Poly Voyager 4220 offer a larger microphone frequency range than Sennheiser HD 350BT. |
| Microphones Included | 2 | 2 | Both headphones have a built-in microphone. |
| REMOTE CONTROL | Poly Voyager 4220 | Sennheiser HD 350BT |
|---|
| Controls | Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant | - |
|---|
| CABLE | Poly Voyager 4220 | Sennheiser HD 350BT |
|---|
| Cable Type | - | USB-C charge cable - detachable |
|---|
| FEATURES | Poly Voyager 4220 | Sennheiser HD 350BT |
|---|
| Features | Voice alerts | - |
|---|
| BATTERY AND CHARGING | Poly Voyager 4220 | Sennheiser HD 350BT |
|---|
| Battery Type | Headset battery rechargeable - lithium polymer | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | 360 mAh | 300 mAh | Poly Voyager 4220 have a higher battery capacity than Sennheiser HD 350BT. |
| Battery Life | 15 hour(s) | 30 hours | Sennheiser HD 350BT lasts longer on a single charge than the Poly Voyager 4220. |
| 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) | 2 hours | Poly Voyager 4220 recharge faster than Poly Voyager 4220. |
| OTHERS | Poly Voyager 4220 | Sennheiser HD 350BT |
|---|
| Included Accessories | Bluetooth USB adapter | - | |
|---|---|---|---|
| Software Certification | Certified for Microsoft Teams | - | |
| Service & Support | - | Limited warranty - 2 years |
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