Side by side comparison and review of Soundcore Liberty 4 and Poly SupraPlus SDS 1031-15. 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 | Soundcore Liberty 4 | Poly SupraPlus SDS 1031-15 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | Headset | |
|---|---|---|---|
| Weight | 55 g | - | |
| Colour | Midnight black | - | |
| Protection | IPX4, water-resistant | - | |
| Recommended Use | Portable electronics | - | |
| High-Resolution Audio | Yes | - | |
| Tracking Data | Heart rate | - |
| SOUND QUALITY | Soundcore Liberty 4 | Poly SupraPlus SDS 1031-15 |
|---|
| Headphones Form Factor | In-ear | - | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | - | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Audio Codec | LDAC | - | |
| Active Noise Cancelling | Yes | - | Soundcore Liberty 4 are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | - | |
| Sound Effects | 360° Spatial Audio | - | |
| Frequency Response | Up to 40000 Hz | - | |
| Features | MultiPoint Technology, ACAA 3.0 technology | - |
| MICROPHONE | Soundcore Liberty 4 | Poly SupraPlus SDS 1031-15 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Noise Cancelling | Yes | - | Soundcore Liberty 4 microphone can cancel out ambient noise. |
| Microphones Included | 6 | - |
| REMOTE CONTROL | Soundcore Liberty 4 | Poly SupraPlus SDS 1031-15 |
|---|
| Controls | Answer/end, play/pause, squeeze control, ANC/transparency/normal | Push to Talk (PTT) |
|---|
| CABLE | Soundcore Liberty 4 | Poly SupraPlus SDS 1031-15 |
|---|
| Cable Type | - | Quick Disconnect to LEMO FFP.2S.310 cable |
|---|
| FEATURES | Soundcore Liberty 4 | Poly SupraPlus SDS 1031-15 |
|---|
| Features | HearID 2.0 Technology, Dynamic Head Tracking | - | |
|---|---|---|---|
| Sensors | Gyroscope | - |
| BATTERY AND CHARGING | Soundcore Liberty 4 | Poly SupraPlus SDS 1031-15 |
|---|
| Battery Type | Headphone battery rechargeable - wireless charging | - | |
|---|---|---|---|
| Battery Life | 9 hour(s) | - | |
| Battery Life Details | Continuous playback: up to 9 hours Continuous playback (with included charging case): up to 28 hours |
- | |
| Charging Time | 1 hour(s) | - |
| OTHERS | Soundcore Liberty 4 | Poly SupraPlus SDS 1031-15 |
|---|
| Included Accessories | Charging case, CloudComfort ear tips (S/M1/M2/L)) | - | |
|---|---|---|---|
| Compliant Standards | IPX4 | - | |
| TAA Compliant | - | Yes | |
| Service & Support | Limited warranty - 18 months | - |
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