Side by side comparison and review of Sennheiser PXC 550 Wireless 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 PXC 550 Wireless | Poly Voyager 4220 USB-C |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headset - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Series | PXC | UC Series | |
| Weight | 227 g | 150 g | Poly Voyager 4220 USB-C are lighter than Sennheiser PXC 550 Wireless headphones. |
| Recommended Use | Home audio, portable electronics | - | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | Sennheiser PXC 550 Wireless | Poly Voyager 4220 USB-C |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Foldable | Yes | - | Sennheiser PXC 550 Wireless can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.0 | Poly Voyager 4220 USB-C have a more advanced version of Bluetooth than Sennheiser PXC 550 Wireless. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Device ID Profile (DIP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, mSBC | |
| Active Noise Cancelling | Yes | - | Sennheiser PXC 550 Wireless are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | NoiseGard active noise compensation | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 17 - 23000 Hz | 20 - 20000 Hz | Sennheiser PXC 550 Wireless offer a larger frequency range than Poly Voyager 4220 USB-C. |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | 110 dB | 94 dB | Sennheiser PXC 550 Wireless have higher sensitivity than Poly Voyager 4220 USB-C. |
| Impedance | 490 Ohm | 32 Ohm | |
| Diaphragm | - | 32 mm | |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | Sennheiser PXC 550 Wireless | Poly Voyager 4220 USB-C |
|---|
| Form Factor | Built-in | Headset microphone | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Uni-directional | |
| Microphones Included | 3 | 2 | Sennheiser PXC 550 Wireless have a built-in microphone. |
| REMOTE CONTROL | Sennheiser PXC 550 Wireless | Poly Voyager 4220 USB-C |
|---|
| Controls | Volume | Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant |
|---|
| CABLE | Sennheiser PXC 550 Wireless | Poly Voyager 4220 USB-C |
|---|
| Cable Type | Headphones cable - detachable USB cable - detachable |
- | |
|---|---|---|---|
| Detachable Cable | Yes | - |
| FEATURES | Sennheiser PXC 550 Wireless | Poly Voyager 4220 USB-C |
|---|
| Features | Voice alerts | Voice alerts |
|---|
| BATTERY AND CHARGING | Sennheiser PXC 550 Wireless | Poly Voyager 4220 USB-C |
|---|
| Battery Type | Headphone battery rechargeable | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 360 mAh | |
| Battery Life | 30 hour(s) | 15 hour(s) | Sennheiser PXC 550 Wireless lasts longer on a single charge than the Poly Voyager 4220 USB-C. |
| Battery Life Details | - | Continuous playback: up to 15 hours Continuous talk: up to 12 hours |
|
| Standby Time | - | 312 hours | |
| Charging Time | 3 hour(s) | 1.5 hour(s) | Poly Voyager 4220 USB-C recharge faster than Sennheiser PXC 550 Wireless. |
| CONNECTIONS | Sennheiser PXC 550 Wireless | Poly Voyager 4220 USB-C |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | Sennheiser PXC 550 Wireless | Poly Voyager 4220 USB-C |
|---|
| Included Accessories | Carrying case, audio cable, in-flight plug adapter, 3.5 mm to 6.3 mm adapter, USB charge cable | Bluetooth USB adapter, charging stand | |
|---|---|---|---|
| Software Included | CapTune | - | |
| Software Certification | - | Certified for Microsoft Teams |
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