Side by side comparison and review of Poly Voyager 4220 and Bowers & Wilkins PX7 S2. 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 | Poly Voyager 4220 | Bowers & Wilkins PX7 S2 |
|---|
| Product Type | Headset - Bluetooth - wireless | Headphones - Bluetooth - wireless, wired - USB-C | |
|---|---|---|---|
| Series | 4200 UC Series | - | |
| Weight | 150 g | 307 g | Poly Voyager 4220 are lighter than Poly Voyager 4220 headphones. |
| Dimensions & Weight Details | - | Case: 18.9 cm x 6.3 cm x 23.3 cm | |
| Colour | - | Black | |
| Earpad Material | - | Memory foam | |
| Bluetooth Range (Operating Distance) | 30 m | - |
| SOUND QUALITY | Poly Voyager 4220 | Bowers & Wilkins PX7 S2 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless, wired | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.2 | Bowers & Wilkins PX7 S2 have a more advanced version of Bluetooth than Poly Voyager 4220. |
| 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), Generic Attribute Profile (GATT) | |
| Bluetooth Audio Codec | SBC, mSBC | SBC, AAC, aptX, aptX HD, aptX Adaptive | |
| Active Noise Cancelling | - | Yes | Bowers & Wilkins PX7 S2 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Hybrid Active Noise Cancelling | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 32 mm | Bio-cellulose - 40 mm | Bowers & Wilkins PX7 S2 have a thicker diaphragm than Poly Voyager 4220. |
| Features | SoundGuard DIGITAL Technology | Ambient Pass-Through |
| MICROPHONE | Poly Voyager 4220 | Bowers & Wilkins PX7 S2 |
|---|
| Form Factor | Headset microphone | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Uni-directional, MEMS-directional | - | |
| Noise Cancelling | Yes | Yes | The microphones on both headphones can cancel out ambient noise. |
| Frequency Response | 100 - 6800 Hz | - | |
| Microphones Included | 2 | 6 | Bowers & Wilkins PX7 S2 have a built-in microphone. |
| REMOTE CONTROL | Poly Voyager 4220 | Bowers & Wilkins PX7 S2 |
|---|
| Controls | Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant | - |
|---|
| CABLE | Poly Voyager 4220 | Bowers & Wilkins PX7 S2 |
|---|
| Cable Type | - | USB-C to mini-phone 3.5 mm cable - detachable - 1.2 m USB-C to USB-C cable - detachable - 1.2 m |
|
|---|---|---|---|
| Cable Length | - | 1.2 m | |
| Detachable Cable | - | Yes |
| FEATURES | Poly Voyager 4220 | Bowers & Wilkins PX7 S2 |
|---|
| Features | Voice alerts | Wear detection |
|---|
| BATTERY AND CHARGING | Poly Voyager 4220 | Bowers & Wilkins PX7 S2 |
|---|
| Battery Type | Headset battery rechargeable - lithium polymer | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 360 mAh | - | |
| Battery Life | 15 hour(s) | 30 hour(s) | Bowers & Wilkins PX7 S2 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 |
Continuous playback: up to 30 hours Continuous playback (with 15 min charge): up to 7 hours |
|
| Standby Time | 312 hours | - | |
| Charging Time | 1.5 hour(s) | 2 hour(s) | Poly Voyager 4220 recharge faster than Poly Voyager 4220. |
| CONNECTIONS | Poly Voyager 4220 | Bowers & Wilkins PX7 S2 |
|---|
| Connector Type | - | Headphones (24 pin USB-C) |
|---|
| OTHERS | Poly Voyager 4220 | Bowers & Wilkins PX7 S2 |
|---|
| Included Accessories | Bluetooth USB adapter | Carrying case, 3.5 mm to USB-C cable, USB-C to USB-C cable | |
|---|---|---|---|
| Software Certification | Certified for Microsoft Teams | - | |
| Service & Support | - | Limited warranty - 2 years |
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