In depth comparison and review of Bowers & Wilkins PX7 and Poly Voyager 4220 UC, USB-C, Microsoft Teams. 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 | Bowers & Wilkins PX7 | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Product Type | Headphones - Bluetooth - wireless, wired - 3.5 mm jack, USB-C | Headset - Bluetooth - wireless - USB-C via Bluetooth adapter | |
|---|---|---|---|
| Height | 22 cm | - | |
| Width | 17.5 cm | - | |
| Depth | 8 cm | - | |
| Weight | 304 g | 150 g | Poly Voyager 4220 UC, USB-C, Microsoft Teams are lighter than Bowers & Wilkins PX7 headphones. |
| Colour | Carbon | Space grey | Silver | - | |
| Earpad Material | Soft leather, memory foam | - | |
| Headband Material | Carbon fibre | - | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | Bowers & Wilkins PX7 | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Adjustable Headband | Yes | - | |
| Foldable | Yes | - | Bowers & Wilkins PX7 can be folded. |
| Connectivity Technology | Wireless, wired | 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), Generic Access Profile (GAP), Service Discovery Application Profile (SDAP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), 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, AAC, aptX, aptX HD | SBC, mSBC | |
| Active Noise Cancelling | Yes | - | Bowers & Wilkins PX7 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Adaptive Noise Cancelling | - | |
| Noise Isolating | Yes | - | Bowers & Wilkins PX7 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 10 - 30000 Hz | 20 - 20000 Hz | Bowers & Wilkins PX7 offer a larger frequency range than Poly Voyager 4220 UC, USB-C, Microsoft Teams. |
| Total Harmonic Distortion (THD) | <0.3% | - | |
| Sensitivity | 111 dB | - | |
| Impedance | 20 Ohm | 32 Ohm | |
| Diaphragm | 43.6 mm | 32 mm | Bowers & Wilkins PX7 have a thicker diaphragm than Poly Voyager 4220 UC, USB-C, Microsoft Teams. |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | Bowers & Wilkins PX7 | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Form Factor | Built-in | Headset microphone | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Uni-directional | |
| Noise Cancelling | Yes | - | Bowers & Wilkins PX7 microphone can cancel out ambient noise. |
| Noise Cancelling Technology | CVC2 (Clear Voice Communication v2) | - | |
| Microphones Included | 6 | 2 | Bowers & Wilkins PX7 have a built-in microphone. |
| REMOTE CONTROL | Bowers & Wilkins PX7 | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Controls | Volume control, on/off, answer/end, play/pause, next/previous track | Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant |
|---|
| CABLE | Bowers & Wilkins PX7 | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Cable Type | Headphones cable - detachable - 1.2 m USB to USB-C cable - detachable - 1.2 m |
- | |
|---|---|---|---|
| Detachable Cable | Yes | - |
| FEATURES | Bowers & Wilkins PX7 | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Features | - | Voice alerts | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | - | Yes | |
| Intelligent Assistant | - | Alexa | |
| Sensors | Proximity sensor | - |
| BATTERY AND CHARGING | Bowers & Wilkins PX7 | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 360 mAh | |
| Battery Life | 30 hour(s) | 15 hour(s) | Bowers & Wilkins PX7 lasts longer on a single charge than the Poly Voyager 4220 UC, USB-C, Microsoft Teams. |
| Battery Life Details | Continuous playback (noise cancelling ON / Bluetooth): up to 30 hours Continuous playback (with 15 min charge): up to 5 hours |
Continuous playback: up to 15 hours Continuous talk: up to 12 hours |
|
| Standby Time | - | 312 hours | |
| Charging Time | - | 1.5 hour(s) |
| CONNECTIONS | Bowers & Wilkins PX7 | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) USB (USB Type-C) |
Wireless adapter (USB Type-C) |
|---|
| OTHERS | Bowers & Wilkins PX7 | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Included Accessories | Carrying case | Bluetooth USB-C adapter | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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