In depth comparison and review of Logitech H111 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 | Logitech H111 | Poly Voyager Focus B825 |
|---|
| Product Type | Headset - wired - 3.5 mm jack | Headset - Bluetooth - wireless - USB-A via Bluetooth adapter | |
|---|---|---|---|
| Height | 16.2 cm | 7 cm | |
| Width | 14.4 cm | 18.3 cm | |
| Depth | 4.6 cm | 16 cm | |
| Weight | 74 g | 155 g | Logitech H111 are lighter than Logitech H111 headphones. |
| Colour | - | Black | |
| Earpad Material | Foam | - | |
| Recommended Use | Portable electronics, computer | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | Logitech H111 | Poly Voyager Focus B825 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.1 | |
| Active Noise Cancelling | - | Yes | Poly Voyager Focus B825 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard DIGITAL | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | 20 mW | - | |
| Sensitivity | 100 dB +/- 3dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 30 mm | 32 mm | Poly Voyager Focus B825 have a thicker diaphragm than Logitech H111. |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 8 | Poly Voyager Focus B825 have the ability to connect to multiple devices simultaneously. |
| Features | - | Smart Sensor Technology |
| MICROPHONE | Logitech H111 | Poly Voyager Focus B825 |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Bi-directional | MEMS-directional | |
| Frequency Response | 100 - 16000 Hz | 100 - 6700 Hz | Logitech H111 offer a larger microphone frequency range than Poly Voyager Focus B825. |
| Sensitivity | -38 dBV/Pascal | - | |
| Sensitivity Margin | +/- 4dB | - | |
| Microphones Included | - | 3 |
| REMOTE CONTROL | Logitech H111 | Poly Voyager Focus B825 |
|---|
| Controls | - | Volume, answer/end, microphone on/mute, play/pause |
|---|
| CABLE | Logitech H111 | Poly Voyager Focus B825 |
|---|
| Cable Type | Headset cable - 2.35 m | Micro-USB charging cable | |
|---|---|---|---|
| Cable Length | 2.35 m | - |
| BATTERY AND CHARGING | Logitech H111 | Poly Voyager Focus B825 |
|---|
| Battery Type | - | Headset battery rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 325 mAh | |
| Battery Life | - | 15 hour(s) | |
| Battery Life Details | - | 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 | Logitech H111 | Poly Voyager Focus B825 |
|---|
| Connector Type | Headset (mini-phone 3.5 mm 4-pole) | - |
|---|
| OTHERS | Logitech H111 | Poly Voyager Focus B825 |
|---|
| Included Accessories | - | Travel pouch, BT700 Bluetooth USB adapter | |
|---|---|---|---|
| Software Certification | - | Certified for Skype for Business | |
| Compliant Standards | EAC | - | |
| TAA Compliant | - | Yes | |
| Service & Support | Limited warranty - 2 years | - |
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