In depth comparison and review of Bang & Olufsen Beoplay H9i and Poly Voyager Focus UC B825S-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 | Bang & Olufsen Beoplay H9i | Poly Voyager Focus UC B825S-M |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - Bluetooth - wireless | |
|---|---|---|---|
| Height | 20 cm | - | |
| Width | 19.5 cm | - | |
| Depth | 5.2 cm | - | |
| Weight | 285 g | 155 g | Poly Voyager Focus UC B825S-M are lighter than Bang & Olufsen Beoplay H9i headphones. |
| Colour | Natural | Black | Pine | - | |
| Body Material | Fabric, rubber, anodised aluminium, polymer | - | |
| Earpad Material | Leather, memory foam | - | |
| Headband Material | Leather | - | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 45 m |
| SOUND QUALITY | Bang & Olufsen Beoplay H9i | Poly Voyager Focus UC B825S-M |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 4.1 | Bang & Olufsen Beoplay H9i have a more advanced version of Bluetooth than Poly Voyager Focus UC B825S-M. |
| Bluetooth Profiles | - | Advanced Audio Distribution Profile (A2DP) | |
| Bluetooth Audio Codec | AAC | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Hybrid ANC | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 22000 Hz | - | |
| Sensitivity | 95 dB/mW | - | |
| Impedance | 24 Ohm | - | |
| Diaphragm | 40 mm | - |
| MICROPHONE | Bang & Olufsen Beoplay H9i | Poly Voyager Focus UC B825S-M |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Mono | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Bang & Olufsen Beoplay H9i | Poly Voyager Focus UC B825S-M |
|---|
| Controls | Volume, power on/off, answer/end, play/pause, next/previous track, pair mode, noise-cancellation suspend button, audio transparency | Volume |
|---|
| CABLE | Bang & Olufsen Beoplay H9i | Poly Voyager Focus UC B825S-M |
|---|
| Cable Type | Headphones cable - detachable - 1.2 m USB to USB-C cable - 1.25 m |
Charging cable | |
|---|---|---|---|
| Cable Length | 1.2 m | - |
| FEATURES | Bang & Olufsen Beoplay H9i | Poly Voyager Focus UC B825S-M |
|---|
| Sensors | Proximity sensor | - | |
|---|---|---|---|
| Additional Functions | - | DSP |
| BATTERY AND CHARGING | Bang & Olufsen Beoplay H9i | Poly Voyager Focus UC B825S-M |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headset battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 770 mAh | - | |
| Battery Life | 24 hour(s) | 15 hour(s) | Bang & Olufsen Beoplay H9i lasts longer on a single charge than the Poly Voyager Focus UC B825S-M. |
| Battery Life Details | Continuous playback (noise cancelling ON / Bluetooth): up to 18 hours Continuous playback (noise cancelling OFF): up to 23 hours Continuous playback (noise cancelling ON / cable connection): up to 24 hours |
- | |
| Charging Time | 2.5 hour(s) | - |
| CONNECTIONS | Bang & Olufsen Beoplay H9i | Poly Voyager Focus UC B825S-M |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Bluetooth |
|---|
| OTHERS | Bang & Olufsen Beoplay H9i | Poly Voyager Focus UC B825S-M |
|---|
| Included Accessories | Carrying pouch, airplane adapter | Carrying case, Bluetooth USB adapter, charging stand | |
|---|---|---|---|
| Service & Support | Limited warranty - parts and labour - 2 years | Limited warranty - 2 years |
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