Side by side comparison and review of Lenovo ThinkPad X1 and Poly EncorePro 720D. 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 720D |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - wired - USB-A | |
|---|---|---|---|
| Series | - | EncorePro 700 Series | |
| Weight | 195 g | 78 g | Poly EncorePro 720D are lighter than Lenovo ThinkPad X1 headphones. |
| Colour | - | Black | |
| Earpad Material | - | Artificial leather |
| SOUND QUALITY | Lenovo ThinkPad X1 | Poly EncorePro 720D |
|---|
| Headphones Form Factor | On-ear | On-ear binaural | |
|---|---|---|---|
| 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 | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Max Input Power | 30 mW | - | |
| Sensitivity | 111 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 40 mm | 28 mm | Lenovo ThinkPad X1 have a thicker diaphragm than Poly EncorePro 720D. |
| Dynamic Range | 110 dB | - | |
| Simultaneously Connectable Devices Qty (Multipoint) | 2 | - | Lenovo ThinkPad X1 have the ability to connect to multiple devices simultaneously. |
| Features | - | SoundGuard Technology |
| MICROPHONE | Lenovo ThinkPad X1 | Poly EncorePro 720D |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Omni-directional | |
| Noise Cancelling | Yes | Yes | The microphones on both headphones can cancel out ambient noise. |
| Noise Cancelling Technology | - | Passive noise cancellation (PNC) | |
| Frequency Response | 50 - 8000 Hz | 100 - 6800 Hz | Lenovo ThinkPad X1 offer a larger microphone frequency range than Poly EncorePro 720D. |
| Dynamic Range | 95 dB | - | |
| Signal-To-Noise Ratio | 19 dB | - |
| CABLE | Lenovo ThinkPad X1 | Poly EncorePro 720D |
|---|
| Cable Type | USB-C to USB-A cable - 1.3 m USB-C cable - 1.3 m |
- | |
|---|---|---|---|
| Cable Length | - | 89 cm |
| FEATURES | Lenovo ThinkPad X1 | Poly EncorePro 720D |
|---|
| Features | - | Quick Disconnect, 290° rotatable microphone, boom mic length 120-145 mm |
|---|
| BATTERY AND CHARGING | Lenovo ThinkPad X1 | Poly EncorePro 720D |
|---|
| 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 720D |
|---|
| Connector Type | Headphones (24 pin USB-C) | USB (USB Type-A) |
|---|
| OTHERS | Lenovo ThinkPad X1 | Poly EncorePro 720D |
|---|
| Included Accessories | Carrying case | - | |
|---|---|---|---|
| TAA Compliant | - | Yes | |
| Service & Support | Limited warranty - 1 year | - |
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