Detailed comparison and review of Sony WI-C400 and OPPO Enco W31. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Sony WI-C400 | OPPO Enco W31 |
|---|
| Product Type | Earphones - Bluetooth - wireless - NFC | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 35 g | 50 g | Sony WI-C400 are lighter than Sony WI-C400 headphones. |
| Colour | Black | Black | White | |
| Protection | - | Dust-resistant, IP54, water-resistant | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Sony WI-C400 | OPPO Enco W31 |
|---|
| Headphones Form Factor | In-ear - behind-the-neck mount | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Audio Codec | - | AAC | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 8 - 22000 Hz | 20 - 20000 Hz | Sony WI-C400 offer a larger frequency range than OPPO Enco W31. |
| Sensitivity | - | 95 dB | |
| Diaphragm | 9 mm | Graphene - 7 mm | Sony WI-C400 have a thicker diaphragm than OPPO Enco W31. |
| Magnet Material | Neodymium | - |
| MICROPHONE | Sony WI-C400 | OPPO Enco W31 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Noise Cancelling | - | Yes | OPPO Enco W31 microphone can cancel out ambient noise. |
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | Sony WI-C400 | OPPO Enco W31 |
|---|
| Controls | Volume, answer/end, play/pause | Next/previous track, voice assistant |
|---|
| CABLE | Sony WI-C400 | OPPO Enco W31 |
|---|
| Cable Type | USB cable - 50 m | USB charge cable - detachable |
|---|
| FEATURES | Sony WI-C400 | OPPO Enco W31 |
|---|
| Features | Vibrating call alert | - | |
|---|---|---|---|
| Sensors | - | Touch sensor |
| BATTERY AND CHARGING | Sony WI-C400 | OPPO Enco W31 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 25 mAh | |
| Battery Life | 20 hour(s) | 3.5 hour(s) | Sony WI-C400 lasts longer on a single charge than the OPPO Enco W31. |
| Battery Life Details | - | Continuous playback (with included charging case): up to 15 hours Continuous playback: up to 3.5 hours |
|
| Charging Time | 4.5 hour(s) | 2.5 hour(s) | OPPO Enco W31 recharge faster than Sony WI-C400. |
| Included Qty | - | 2 |
| CONNECTIONS | Sony WI-C400 | OPPO Enco W31 |
|---|
| Connector Type | USB (5 pin Micro-USB Type B) | - |
|---|
| OTHERS | Sony WI-C400 | OPPO Enco W31 |
|---|
| Included Accessories | - | Ear tips kit, USB charge cable, charging case (350 mAh) |
|---|
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