Side by side comparison and review of Erato Apollo 7S and Soundcore Liberty 4. 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 | Erato Apollo 7S | Soundcore Liberty 4 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Width | 1.54 cm | - | |
| Depth | 2.22 cm | - | |
| Weight | 4 g | 55 g | Erato Apollo 7S are lighter than Erato Apollo 7S headphones. |
| Dimensions & Weight Details | Charging case: 6.25 cm x 4 cm x 2.55 cm / 52 g | - | |
| Colour | Black | Space grey | Rose gold | Silver | Midnight black | |
| Protection | Weatherproof, sweat-resistant, IPX5 | IPX4, water-resistant | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - | |
| High-Resolution Audio | - | Yes | |
| Tracking Data | - | Heart rate |
| SOUND QUALITY | Erato Apollo 7S | Soundcore Liberty 4 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | - | LDAC | |
| Active Noise Cancelling | - | Yes | Soundcore Liberty 4 are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | 3D Surround Sound | 360° Spatial Audio | |
| Frequency Response | 20 - 20000 Hz | Up to 40000 Hz | |
| Sensitivity | 100 dB | - | |
| Impedance | 16 Ohm | - | |
| Diaphragm | 5.8 mm | - | |
| Features | Bluetooth aptX technology | MultiPoint Technology, ACAA 3.0 technology |
| MICROPHONE | Erato Apollo 7S | Soundcore Liberty 4 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Noise Cancelling | - | Yes | Soundcore Liberty 4 microphone can cancel out ambient noise. |
| Sensitivity | -42 dB | - | |
| Microphones Included | - | 6 |
| REMOTE CONTROL | Erato Apollo 7S | Soundcore Liberty 4 |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | Answer/end, play/pause, squeeze control, ANC/transparency/normal |
|---|
| CABLE | Erato Apollo 7S | Soundcore Liberty 4 |
|---|
| Cable Type | USB charge cable | - |
|---|
| FEATURES | Erato Apollo 7S | Soundcore Liberty 4 |
|---|
| Features | - | HearID 2.0 Technology, Dynamic Head Tracking | |
|---|---|---|---|
| Sensors | - | Gyroscope |
| BATTERY AND CHARGING | Erato Apollo 7S | Soundcore Liberty 4 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - wireless charging | |
|---|---|---|---|
| Battery Life | 4 hours | 9 hour(s) | Soundcore Liberty 4 lasts longer on a single charge than the Erato Apollo 7S. |
| Battery Life Details | Continuous talk: up to 4 hours Continuous playback: up to 3 hours |
Continuous playback: up to 9 hours Continuous playback (with included charging case): up to 28 hours |
|
| Charging Time | - | 1 hour(s) |
| OTHERS | Erato Apollo 7S | Soundcore Liberty 4 |
|---|
| Included Accessories | 3 pairs of Comply foam ear tips, charging case, 3 pairs of ear stabilisers (small, medium, large) | Charging case, CloudComfort ear tips (S/M1/M2/L)) | |
|---|---|---|---|
| Compliant Standards | - | IPX4 | |
| Service & Support | - | Limited warranty - 18 months |
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