In depth comparison and review of Bowers & Wilkins PX7 and Poly Voyager Focus B825-M. 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 Focus B825-M |
|---|
| Product Type | Headphones - Bluetooth - wireless, wired - 3.5 mm jack, USB-C | Headset - Bluetooth - wireless - USB-A via Bluetooth adapter | |
|---|---|---|---|
| Height | 22 cm | 7 cm | |
| Width | 17.5 cm | 18.3 cm | |
| Depth | 8 cm | 16 cm | |
| Weight | 304 g | 155 g | Poly Voyager Focus B825-M are lighter than Bowers & Wilkins PX7 headphones. |
| Colour | Carbon | Space grey | Silver | Black | |
| Earpad Material | Soft leather, memory foam | - | |
| Headband Material | Carbon fibre | - | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | Bowers & Wilkins PX7 | Poly Voyager Focus B825-M |
|---|
| 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 4.1 | Bowers & Wilkins PX7 have a more advanced version of Bluetooth than Poly Voyager Focus B825-M. |
| 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) | - | |
| Bluetooth Audio Codec | SBC, AAC, aptX, aptX HD | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Adaptive Noise Cancelling | SoundGuard | |
| 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 Focus B825-M. |
| Total Harmonic Distortion (THD) | <0.3% | - | |
| Sensitivity | 111 dB | - | |
| Impedance | 20 Ohm | - | |
| Diaphragm | 43.6 mm | 32 mm | Bowers & Wilkins PX7 have a thicker diaphragm than Poly Voyager Focus B825-M. |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 8 | Poly Voyager Focus B825-M have the ability to connect to multiple devices simultaneously. |
| Features | - | Smart Sensor Technology |
| MICROPHONE | Bowers & Wilkins PX7 | Poly Voyager Focus B825-M |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | MEMS-directional | |
| Noise Cancelling | Yes | - | Bowers & Wilkins PX7 microphone can cancel out ambient noise. |
| Noise Cancelling Technology | CVC2 (Clear Voice Communication v2) | - | |
| Frequency Response | - | 100 - 6700 Hz | |
| Microphones Included | 6 | 3 | Bowers & Wilkins PX7 have a built-in microphone. |
| REMOTE CONTROL | Bowers & Wilkins PX7 | Poly Voyager Focus B825-M |
|---|
| Controls | Volume control, on/off, answer/end, play/pause, next/previous track | Volume, answer/end, microphone on/mute, play/pause |
|---|
| CABLE | Bowers & Wilkins PX7 | Poly Voyager Focus B825-M |
|---|
| Cable Type | Headphones cable - detachable - 1.2 m USB to USB-C cable - detachable - 1.2 m |
Micro-USB charging cable | |
|---|---|---|---|
| Detachable Cable | Yes | - |
| FEATURES | Bowers & Wilkins PX7 | Poly Voyager Focus B825-M |
|---|
| Sensors | Proximity sensor | - |
|---|
| BATTERY AND CHARGING | Bowers & Wilkins PX7 | Poly Voyager Focus B825-M |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headset battery rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 325 mAh | |
| Battery Life | 30 hour(s) | 15 hour(s) | Bowers & Wilkins PX7 lasts longer on a single charge than the Poly Voyager Focus B825-M. |
| 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 (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) |
| CONNECTIONS | Bowers & Wilkins PX7 | Poly Voyager Focus B825-M |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) USB (USB Type-C) |
- |
|---|
| OTHERS | Bowers & Wilkins PX7 | Poly Voyager Focus B825-M |
|---|
| Included Accessories | Carrying case | Travel pouch, BT700 Bluetooth USB adapter | |
|---|---|---|---|
| Software Certification | - | Certified for Skype for Business, Certified for Microsoft Teams | |
| Service & Support | Limited warranty - 2 years | - |
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