In depth comparison and review of OPPO Enco W31 and JVC HA FX9BT. 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 | OPPO Enco W31 | JVC HA FX9BT |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Series | - | Gumy | |
| Weight | 50 g | 12 g | JVC HA FX9BT are lighter than OPPO Enco W31 headphones. |
| Colour | Black | White | Black | White | |
| Body Material | - | Elastomer | |
| Protection | Dust-resistant, IP54, water-resistant | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | 10 m | The maximum operating distance of both headphones is the same. |
| SOUND QUALITY | OPPO Enco W31 | JVC HA FX9BT |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 4.1 | OPPO Enco W31 have a more advanced version of Bluetooth than JVC HA FX9BT. |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | AAC | SBC | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 95 dB | - | |
| Diaphragm | Graphene - 7 mm | 9 mm | JVC HA FX9BT have a thicker diaphragm than OPPO Enco W31. |
| Magnet Material | - | Neodymium | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | OPPO Enco W31 | JVC HA FX9BT |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Noise Cancelling | Yes | - | OPPO Enco W31 microphone can cancel out ambient noise. |
| Sensitivity | -38 dBV/Pascal | - |
| REMOTE CONTROL | OPPO Enco W31 | JVC HA FX9BT |
|---|
| Controls | Next/previous track, voice assistant | Volume, play/pause, next/previous track |
|---|
| CABLE | OPPO Enco W31 | JVC HA FX9BT |
|---|
| Cable Type | USB charge cable - detachable | USB cable |
|---|
| FEATURES | OPPO Enco W31 | JVC HA FX9BT |
|---|
| Sensors | Touch sensor | - |
|---|
| BATTERY AND CHARGING | OPPO Enco W31 | JVC HA FX9BT |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 25 mAh | - | |
| Battery Life | 3.5 hour(s) | 5 hour(s) | JVC HA FX9BT 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 | 2.5 hour(s) | 2.5 hour(s) | The charging of both headphones last the same time. |
| Included Qty | 2 | - |
| CONNECTIONS | OPPO Enco W31 | JVC HA FX9BT |
|---|
| Connector Type | - | Bluetooth USB |
|---|
| OTHERS | OPPO Enco W31 | JVC HA FX9BT |
|---|
| Included Accessories | Ear tips kit, USB charge cable, charging case (350 mAh) | 2 pairs of ear tips (small, medium) |
|---|
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