Detailed comparison and review of Poly Voyager Focus UC B825-M, XS and Sony WH-CH520. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Poly Voyager Focus UC B825-M, XS | Sony WH-CH520 |
|---|
| Product Type | Headset - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 21 cm | - | |
| Width | 18.6 cm | - | |
| Depth | 11.6 cm | - | |
| Weight | 155 g | 147 g | Sony WH-CH520 are lighter than Poly Voyager Focus UC B825-M, XS headphones. |
| Colour | - | Beige | Black | Blue | White | |
| Body Material | - | Recycled plastic | |
| Recommended Use | Portable electronics, computer | Portable electronics | |
| Bluetooth Range (Operating Distance) | 30 m | 10 m | Poly Voyager Focus UC B825-M, XS have a greater operating distance than Sony WH-CH520. |
| SOUND QUALITY | Poly Voyager Focus UC B825-M, XS | Sony WH-CH520 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Ear Cups Type | - | Closed | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.2 | Sony WH-CH520 have a more advanced version of Bluetooth than Poly Voyager Focus UC B825-M, XS. |
| Bluetooth Profiles | Advanced Audio Distribution Profile (A2DP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, AAC | |
| Active Noise Cancelling | Yes | - | Poly Voyager Focus UC B825-M, XS are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Digital Sound Enhancement Engine (DSEE), 360 Reality Audio | |
| Frequency Response | - | 20 - 20000 Hz | |
| Diaphragm | - | 30 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Sony WH-CH520 have the ability to connect to multiple devices simultaneously. |
| Features | SoundGuard DIGITAL Technology | MultiPoint Technology, Google Fast Pair, Microsoft Swift Pair |
| MICROPHONE | Poly Voyager Focus UC B825-M, XS | Sony WH-CH520 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - |
| REMOTE CONTROL | Poly Voyager Focus UC B825-M, XS | Sony WH-CH520 |
|---|
| Controls | Volume, answer/end, microphone on/mute, play/pause | Volume, play/pause, skip track |
|---|
| CABLE | Poly Voyager Focus UC B825-M, XS | Sony WH-CH520 |
|---|
| Cable Type | Charging cable | USB-C charge cable |
|---|
| FEATURES | Poly Voyager Focus UC B825-M, XS | Sony WH-CH520 |
|---|
| Internet of Things (IoT) Compatible | - | Yes | |
|---|---|---|---|
| Voice Control | - | Direct | |
| Intelligent Assistant | - | Siri, Google Assistant | |
| Additional Functions | DSP | - |
| BATTERY AND CHARGING | Poly Voyager Focus UC B825-M, XS | Sony WH-CH520 |
|---|
| Battery Type | Headset battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 15 hour(s) | 50 hour(s) | Sony WH-CH520 lasts longer on a single charge than the Poly Voyager Focus UC B825-M, XS. |
| Battery Life Details | Continuous talk (noise cancelling OFF): up to 12 hours Continuous talk (noise cancelling ON): up to 10 hours Continuous playback (noise cancelling OFF): up to 15 hours Continuous playback (noise cancelling ON): up to 12 hours |
Continuous playback: up to 50 hours Continuous talk: up to 40 hours |
|
| Standby Time | - | 200 hours | |
| Charging Time | - | 3 hour(s) |
| CONNECTIONS | Poly Voyager Focus UC B825-M, XS | Sony WH-CH520 |
|---|
| Connector Type | - | USB (power only) (USB Type-C) Bluetooth |
|---|
| OTHERS | Poly Voyager Focus UC B825-M, XS | Sony WH-CH520 |
|---|
| Included Accessories | Carrying case, Bluetooth USB adapter | - | |
|---|---|---|---|
| Software Certification | Certified for Microsoft Teams | - | |
| TAA Compliant | Yes | - | |
| Service & Support | Limited warranty - 2 years | - |
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