In depth comparison and review of Lenovo ThinkPad X1 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 | Lenovo ThinkPad X1 | Poly Voyager Focus B825 |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - Bluetooth - wireless - USB-A via Bluetooth adapter | |
|---|---|---|---|
| Height | - | 7 cm | |
| Width | - | 18.3 cm | |
| Depth | - | 16 cm | |
| Weight | 195 g | 155 g | Poly Voyager Focus B825 are lighter than Lenovo ThinkPad X1 headphones. |
| Colour | - | Black | |
| Recommended Use | - | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | Lenovo ThinkPad X1 | Poly Voyager Focus B825 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | Yes | - | |
| Foldable | Yes | - | Lenovo ThinkPad X1 can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 4.1 | Lenovo ThinkPad X1 have a more advanced version of Bluetooth than Poly Voyager Focus B825. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, AAC, aptX, apt-X LL, mSBC | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Environmental Noise Cancellation (ENC) / Hybrid ANC | SoundGuard DIGITAL | |
| Sound Output Mode | - | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | 30 mW | - | |
| Sensitivity | 111 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 40 mm | 32 mm | Lenovo ThinkPad X1 have a thicker diaphragm than Poly Voyager Focus B825. |
| Dynamic Range | 110 dB | - | |
| Simultaneously Connectable Devices Qty (Multipoint) | 2 | 8 | Poly Voyager Focus B825 have the ability to connect to multiple devices simultaneously. |
| Features | - | Smart Sensor Technology |
| MICROPHONE | Lenovo ThinkPad X1 | Poly Voyager Focus B825 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | MEMS-directional | |
| Noise Cancelling | Yes | - | Lenovo ThinkPad X1 microphone can cancel out ambient noise. |
| Frequency Response | 50 - 8000 Hz | 100 - 6700 Hz | Lenovo ThinkPad X1 offer a larger microphone frequency range than Poly Voyager Focus B825. |
| Dynamic Range | 95 dB | - | |
| Signal-To-Noise Ratio | 19 dB | - | |
| Microphones Included | - | 3 |
| REMOTE CONTROL | Lenovo ThinkPad X1 | Poly Voyager Focus B825 |
|---|
| Controls | - | Volume, answer/end, microphone on/mute, play/pause |
|---|
| CABLE | Lenovo ThinkPad X1 | Poly Voyager Focus B825 |
|---|
| Cable Type | USB-C to USB-A cable - 1.3 m USB-C cable - 1.3 m |
Micro-USB charging cable |
|---|
| BATTERY AND CHARGING | Lenovo ThinkPad X1 | Poly Voyager Focus B825 |
|---|
| Battery Type | Headphone battery rechargeable | Headset battery rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 325 mAh | |
| Battery Life | 20 hours | 15 hour(s) | Lenovo ThinkPad X1 lasts longer on a single charge than the Poly Voyager Focus B825. |
| Battery Life Details | (noise cancelling OFF): up to 20 hours Continuous playback: up to 15 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 hours | 2 hour(s) | The charging of both headphones last the same time. |
| CONNECTIONS | Lenovo ThinkPad X1 | Poly Voyager Focus B825 |
|---|
| Connector Type | Headphones (24 pin USB-C) | - |
|---|
| OTHERS | Lenovo ThinkPad X1 | Poly Voyager Focus B825 |
|---|
| Included Accessories | Carrying case | Travel pouch, BT700 Bluetooth USB adapter | |
|---|---|---|---|
| Software Certification | - | Certified for Skype for Business | |
| TAA Compliant | - | Yes | |
| Service & Support | Limited warranty - 1 year | - |
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