In depth comparison and review of Anker SoundBuds Curve and Soundcore Liberty 4. 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 | Anker SoundBuds Curve | Soundcore Liberty 4 |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 23 g | 55 g | Anker SoundBuds Curve are lighter than Anker SoundBuds Curve headphones. |
| Colour | - | Midnight black | |
| Protection | Sweat-resistant, water-resistant | IPX4, water-resistant | |
| Design | Sports | - | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - | |
| High-Resolution Audio | - | Yes | |
| Tracking Data | - | Heart rate |
| SOUND QUALITY | Anker SoundBuds Curve | Soundcore Liberty 4 |
|---|
| Headphones Form Factor | In-ear - over-the-ear mount | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | - | |
| Bluetooth Audio Codec | aptX | LDAC | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | 360° Spatial Audio | |
| Frequency Response | 20 - 20000 Hz | Up to 40000 Hz | |
| Impedance | 16 Ohm | - | |
| Diaphragm | 10 mm | - | |
| Features | - | MultiPoint Technology, ACAA 3.0 technology |
| MICROPHONE | Anker SoundBuds Curve | Soundcore Liberty 4 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Noise Cancelling | Yes | Yes | The microphones on both headphones can cancel out ambient noise. |
| Noise Cancelling Technology | cVc (clear Voice capture) by Qualcomm | - | |
| Microphones Included | - | 6 |
| REMOTE CONTROL | Anker SoundBuds Curve | Soundcore Liberty 4 |
|---|
| Controls | 3-button remote | Answer/end, play/pause, squeeze control, ANC/transparency/normal |
|---|
| FEATURES | Anker SoundBuds Curve | Soundcore Liberty 4 |
|---|
| Features | - | HearID 2.0 Technology, Dynamic Head Tracking | |
|---|---|---|---|
| Sensors | - | Gyroscope |
| BATTERY AND CHARGING | Anker SoundBuds Curve | Soundcore Liberty 4 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - wireless charging | |
|---|---|---|---|
| Battery Life | 12.5 hour(s) | 9 hour(s) | Anker SoundBuds Curve lasts longer on a single charge than the Soundcore Liberty 4. |
| Battery Life Details | - | Continuous playback: up to 9 hours Continuous playback (with included charging case): up to 28 hours |
|
| Charging Time | 1.5 hours | 1 hour(s) | Soundcore Liberty 4 recharge faster than Anker SoundBuds Curve. |
| OTHERS | Anker SoundBuds Curve | Soundcore Liberty 4 |
|---|
| Included Accessories | Carrying pouch, 3 pairs of memory foam ear tips (small, medium, large) | Charging case, CloudComfort ear tips (S/M1/M2/L)) | |
|---|---|---|---|
| Compliant Standards | - | IPX4 | |
| Service & Support | Limited warranty - 18 months | Limited warranty - 18 months |
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