In depth comparison and review of Bowers & Wilkins PX7 S2 and Poly Voyager Focus B825. 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 S2 | Poly Voyager Focus B825 |
|---|
| Product Type | Headphones - Bluetooth - wireless, wired - USB-C | Headset - Bluetooth - wireless - USB-A via Bluetooth adapter | |
|---|---|---|---|
| Height | - | 7 cm | |
| Width | - | 18.3 cm | |
| Depth | - | 16 cm | |
| Weight | 307 g | 155 g | Poly Voyager Focus B825 are lighter than Bowers & Wilkins PX7 S2 headphones. |
| Dimensions & Weight Details | Case: 18.9 cm x 6.3 cm x 23.3 cm | - | |
| Colour | Black | Black | |
| Earpad Material | Memory foam | - | |
| Recommended Use | - | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | Bowers & Wilkins PX7 S2 | Poly Voyager Focus B825 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless, wired | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.2 | Bluetooth 4.1 | Bowers & Wilkins PX7 S2 have a more advanced version of Bluetooth than Poly Voyager Focus B825. |
| Bluetooth Profiles | 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, AAC, aptX, aptX HD, aptX Adaptive | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Hybrid Active Noise Cancelling | SoundGuard DIGITAL | |
| Sound Output Mode | - | Stereo | |
| Frequency Response | - | 20 - 20000 Hz | |
| Diaphragm | Bio-cellulose - 40 mm | 32 mm | Bowers & Wilkins PX7 S2 have a thicker diaphragm than Poly Voyager Focus B825. |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 8 | Poly Voyager Focus B825 have the ability to connect to multiple devices simultaneously. |
| Features | Ambient Pass-Through | Smart Sensor Technology |
| MICROPHONE | Bowers & Wilkins PX7 S2 | Poly Voyager Focus B825 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | MEMS-directional | |
| Noise Cancelling | Yes | - | Bowers & Wilkins PX7 S2 microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 6700 Hz | |
| Microphones Included | 6 | 3 | Bowers & Wilkins PX7 S2 have a built-in microphone. |
| REMOTE CONTROL | Bowers & Wilkins PX7 S2 | Poly Voyager Focus B825 |
|---|
| Controls | - | Volume, answer/end, microphone on/mute, play/pause |
|---|
| CABLE | Bowers & Wilkins PX7 S2 | Poly Voyager Focus B825 |
|---|
| 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 |
Micro-USB charging cable | |
|---|---|---|---|
| Cable Length | 1.2 m | - | |
| Detachable Cable | Yes | - |
| FEATURES | Bowers & Wilkins PX7 S2 | Poly Voyager Focus B825 |
|---|
| Features | Wear detection | - |
|---|
| BATTERY AND CHARGING | Bowers & Wilkins PX7 S2 | Poly Voyager Focus B825 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headset battery rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 325 mAh | |
| Battery Life | 30 hour(s) | 15 hour(s) | Bowers & Wilkins PX7 S2 lasts longer on a single charge than the Poly Voyager Focus B825. |
| Battery Life Details | Continuous playback: up to 30 hours Continuous playback (with 15 min charge): up to 7 hours |
Continuous playback (AAC, active noise-cancelling on): up to 12 hours Continuous talk (active noise-cancelling off): up to 12 hours Continuous talk (active noise-cancelling on): up to 10 hours Continuous playback (active noise-cancelling off): up to 15 hours |
|
| Charging Time | 2 hour(s) | 2 hour(s) | The charging of both headphones last the same time. |
| CONNECTIONS | Bowers & Wilkins PX7 S2 | Poly Voyager Focus B825 |
|---|
| Connector Type | Headphones (24 pin USB-C) | - |
|---|
| OTHERS | Bowers & Wilkins PX7 S2 | Poly Voyager Focus B825 |
|---|
| Included Accessories | Carrying case, 3.5 mm to USB-C cable, USB-C to USB-C cable | Travel pouch, BT700 Bluetooth USB adapter | |
|---|---|---|---|
| Software Certification | - | Certified for Skype for Business | |
| TAA Compliant | - | Yes | |
| Service & Support | Limited warranty - 2 years | - |
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