In depth comparison and review of Sony MDR XB70BT and OPPO Enco W31. 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 | Sony MDR XB70BT | OPPO Enco W31 |
|---|
| Product Type | Earphones - Bluetooth - wireless - NFC | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 43 g | 50 g | Sony MDR XB70BT are lighter than Sony MDR XB70BT headphones. |
| Colour | Black | Black | White | |
| 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 | Sony MDR XB70BT | OPPO Enco W31 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | OPPO Enco W31 have a more advanced version of Bluetooth than Sony MDR XB70BT. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | - | AAC | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Extra Bass | - | |
| Frequency Response | 4 - 24000 Hz | 20 - 20000 Hz | Sony MDR XB70BT offer a larger frequency range than OPPO Enco W31. |
| Sensitivity | - | 95 dB | |
| Diaphragm | 12 mm | Graphene - 7 mm | Sony MDR XB70BT have a thicker diaphragm than OPPO Enco W31. |
| Magnet Material | Neodymium | - |
| MICROPHONE | Sony MDR XB70BT | OPPO Enco W31 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Noise Cancelling | - | Yes | OPPO Enco W31 microphone can cancel out ambient noise. |
| Frequency Response | 50 - 8000 Hz | - | |
| Audio Input Details | Omni-directional | - | |
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | Sony MDR XB70BT | OPPO Enco W31 |
|---|
| Controls | Volume control, remote control | Next/previous track, voice assistant |
|---|
| CABLE | Sony MDR XB70BT | OPPO Enco W31 |
|---|
| Cable Type | Micro-USB cable - 50 cm | USB charge cable - detachable |
|---|
| FEATURES | Sony MDR XB70BT | OPPO Enco W31 |
|---|
| Sensors | - | Touch sensor |
|---|
| BATTERY AND CHARGING | Sony MDR XB70BT | OPPO Enco W31 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 25 mAh | |
| Battery Life | 9 hour(s) | 3.5 hour(s) | Sony MDR XB70BT 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 |
|
| Standby Time | 200 hours | - | |
| Charging Time | 2.5 hour(s) | 2.5 hour(s) | The charging of both headphones last the same time. |
| Included Qty | - | 2 |
| WIRELESS LINK | Sony MDR XB70BT | OPPO Enco W31 |
|---|
| Transmission Range | 10 m | - | |
|---|---|---|---|
| Modulation Type | FHSS | - | |
| Radio Frequency Range | 2.4 - 2.4835GHz | - |
| CONNECTIONS | Sony MDR XB70BT | OPPO Enco W31 |
|---|
| Connector Type | Bluetooth USB |
- |
|---|
| OTHERS | Sony MDR XB70BT | OPPO Enco W31 |
|---|
| Included Accessories | Clip, long hybrid silicone rubber earbuds (SS, S, M, L x2 sizes) | Ear tips kit, USB charge cable, charging case (350 mAh) |
|---|
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