Side by side comparison and review of Soundcore Liberty Air 2 and OPPO Enco W31. 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 Air 2 | OPPO Enco W31 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 50 g | |
| Colour | White | Black | Black | White | |
| Protection | IPX5, water-resistant | Dust-resistant, IP54, water-resistant | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | 10 m | The maximum operating distance of both headphones is the same. |
| SOUND QUALITY | Soundcore Liberty Air 2 | OPPO Enco W31 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, AAC, aptX | AAC | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | 5 mW | - | |
| Total Harmonic Distortion (THD) | 1% | - | |
| Sensitivity | - | 95 dB | |
| Impedance | 16 Ohm | - | |
| Diaphragm | 6 mm | Graphene - 7 mm | OPPO Enco W31 have a thicker diaphragm than Soundcore Liberty Air 2. |
| MICROPHONE | Soundcore Liberty Air 2 | OPPO Enco W31 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Noise Cancelling | Yes | Yes | The microphones on both headphones can cancel out ambient noise. |
| Sensitivity | - | -38 dBV/Pascal | |
| Microphones Included | 4 | - |
| REMOTE CONTROL | Soundcore Liberty Air 2 | OPPO Enco W31 |
|---|
| Controls | Volume, power on/off, answer/end, play/pause, next/previous track, reject call, voice assistant | Next/previous track, voice assistant |
|---|
| CABLE | Soundcore Liberty Air 2 | OPPO Enco W31 |
|---|
| Cable Type | - | USB charge cable - detachable |
|---|
| FEATURES | Soundcore Liberty Air 2 | OPPO Enco W31 |
|---|
| Features | HearID Technology, Diamond-Coated Driver | - | |
|---|---|---|---|
| Sensors | - | Touch sensor |
| BATTERY AND CHARGING | Soundcore Liberty Air 2 | OPPO Enco W31 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 55 mAh | 25 mAh | Soundcore Liberty Air 2 have a higher battery capacity than OPPO Enco W31. |
| Battery Life | 7 hour(s) | 3.5 hour(s) | Soundcore Liberty Air 2 lasts longer on a single charge than the OPPO Enco W31. |
| Battery Life Details | Continuous playback: up to 7 hours Continuous playback (with included charging case): up to 28 hours |
Continuous playback (with included charging case): up to 15 hours Continuous playback: up to 3.5 hours |
|
| Charging Time | 2 hour(s) | 2.5 hour(s) | Soundcore Liberty Air 2 recharge faster than Soundcore Liberty Air 2. |
| Included Qty | 2 | 2 |
| OTHERS | Soundcore Liberty Air 2 | OPPO Enco W31 |
|---|
| Included Accessories | Charging case (500 mAh), 5 pairs of ear tips (XS, small, medium, large, XL), USB-C charging cable | Ear tips kit, USB charge cable, charging case (350 mAh) | |
|---|---|---|---|
| Service & Support | Limited warranty - 18 months | - |
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