In depth comparison and review of Xiaomi MI True Wireless Earphones 2S and OPPO Enco W51. 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 | Xiaomi MI True Wireless Earphones 2S | OPPO Enco W51 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 4.5 g | 55.5 g | Xiaomi MI True Wireless Earphones 2S are lighter than Xiaomi MI True Wireless Earphones 2S headphones. |
| Dimensions & Weight Details | Earphone: 4.5 g Charging case with earphones: 52 g |
- | |
| Colour | - | White floral | Starry blue | |
| 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 | Xiaomi MI True Wireless Earphones 2S | OPPO Enco W51 |
|---|
| Headphones Form Factor | Ear-bud | 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 Audio Codec | SBC, AAC, LHDC | - | |
| Active Noise Cancelling | - | Yes | OPPO Enco W51 are equipped with active noice cancellation. |
| Sound Output Mode | - | Stereo | |
| Frequency Response | - | 20 - 20000 Hz | |
| Sensitivity | - | 103 dB | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 14.2 mm | 7 mm | Xiaomi MI True Wireless Earphones 2S have a thicker diaphragm than OPPO Enco W51. |
| MICROPHONE | Xiaomi MI True Wireless Earphones 2S | OPPO Enco W51 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Noise Cancelling | Yes | - | Xiaomi MI True Wireless Earphones 2S microphone can cancel out ambient noise. |
| Noise Cancelling Technology | Environmental Noise Cancellation (ENC) | - | |
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | Xiaomi MI True Wireless Earphones 2S | OPPO Enco W51 |
|---|
| Controls | Answer/end, play/pause, voice assistant | - |
|---|
| CABLE | Xiaomi MI True Wireless Earphones 2S | OPPO Enco W51 |
|---|
| Cable Type | USB-C charge cable - detachable | - |
|---|
| FEATURES | Xiaomi MI True Wireless Earphones 2S | OPPO Enco W51 |
|---|
| Sensors | Infrared (IR) sensor | - |
|---|
| BATTERY AND CHARGING | Xiaomi MI True Wireless Earphones 2S | OPPO Enco W51 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 25 mAh | |
| Battery Life | 5 hour(s) | 4 hour(s) | Xiaomi MI True Wireless Earphones 2S lasts longer on a single charge than the OPPO Enco W51. |
| Battery Life Details | Continuous playback: up to 5 hours Continuous playback (with included charging case): up to 24 hours |
Continuous playback (noise cancelling OFF / cable connection): up to 24 hours Continuous playback (noise cancelling ON / cable connection): up to 20 hours Continuous playback (noise cancelling OFF): up to 4 hours Continuous playback (noise cancelling ON): up to 3.5 hours |
|
| Wireless Charging Standards | Qi | - | |
| Charging Time | 1 hour(s) | - | |
| Included Qty | - | 2 |
| CONNECTIONS | Xiaomi MI True Wireless Earphones 2S | OPPO Enco W51 |
|---|
| Connector Type | Bluetooth USB (power only) (24 pin USB-C) |
- |
|---|
| OTHERS | Xiaomi MI True Wireless Earphones 2S | OPPO Enco W51 |
|---|
| Included Accessories | Charging case, USB-C charging cable | Charging case (480 mAh) | |
|---|---|---|---|
| Service & Support | 2-year warranty | - |
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