Side by side comparison and review of Lenovo ThinkPad X1 and Poly EncorePro 320, USB-C. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X1 | Poly EncorePro 320, USB-C |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - wired - USB-C | |
|---|---|---|---|
| Series | - | 300 Series | |
| Weight | 195 g | - | |
| Recommended Use | - | Computer |
| SOUND QUALITY | Lenovo ThinkPad X1 | Poly EncorePro 320, USB-C |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | Yes | - | |
| Foldable | Yes | - | Lenovo ThinkPad X1 can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 5.0 | - | |
| 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 | - | Lenovo ThinkPad X1 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Environmental Noise Cancellation (ENC) / Hybrid ANC | - | |
| Sound Output Mode | - | Stereo | |
| Frequency Response | 20 - 20000 Hz | 50 - 8000 Hz | Lenovo ThinkPad X1 offer a larger frequency range than Poly EncorePro 320, USB-C. |
| Max Input Power | 30 mW | - | |
| Sensitivity | 111 dB | - | |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 118 dB | |
| Diaphragm | 40 mm | 28 mm | Lenovo ThinkPad X1 have a thicker diaphragm than Poly EncorePro 320, USB-C. |
| Dynamic Range | 110 dB | - | |
| Simultaneously Connectable Devices Qty (Multipoint) | 2 | - | Lenovo ThinkPad X1 have the ability to connect to multiple devices simultaneously. |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Lenovo ThinkPad X1 | Poly EncorePro 320, USB-C |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Uni-directional | |
| Noise Cancelling | Yes | - | Lenovo ThinkPad X1 microphone can cancel out ambient noise. |
| Frequency Response | 50 - 8000 Hz | - | |
| Dynamic Range | 95 dB | - | |
| Signal-To-Noise Ratio | 19 dB | - |
| REMOTE CONTROL | Lenovo ThinkPad X1 | Poly EncorePro 320, USB-C |
|---|
| Controls | - | Mute, volume |
|---|
| CABLE | Lenovo ThinkPad X1 | Poly EncorePro 320, USB-C |
|---|
| Cable Type | USB-C to USB-A cable - 1.3 m USB-C cable - 1.3 m |
Headset cable |
|---|
| BATTERY AND CHARGING | Lenovo ThinkPad X1 | Poly EncorePro 320, USB-C |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 20 hours | - | |
| Battery Life Details | (noise cancelling OFF): up to 20 hours Continuous playback: up to 15 hours |
- | |
| Charging Time | 2 hours | - |
| CONNECTIONS | Lenovo ThinkPad X1 | Poly EncorePro 320, USB-C |
|---|
| Connector Type | Headphones (24 pin USB-C) | Headset (24 pin USB-C) |
|---|
| OTHERS | Lenovo ThinkPad X1 | Poly EncorePro 320, USB-C |
|---|
| Included Accessories | Carrying case | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 1 year | - |
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