In depth comparison and review of Anker SoundBuds Curve 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 | Anker SoundBuds Curve | OPPO Enco W51 |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 23 g | 55.5 g | Anker SoundBuds Curve are lighter than Anker SoundBuds Curve headphones. |
| Colour | - | White floral | Starry blue | |
| Protection | Sweat-resistant, water-resistant | Dust-resistant, IP54, water-resistant | |
| Design | Sports | - | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | 10 m | The maximum operating distance of both headphones is the same. |
| SOUND QUALITY | Anker SoundBuds Curve | OPPO Enco W51 |
|---|
| Headphones Form Factor | In-ear - over-the-ear mount | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | OPPO Enco W51 have a more advanced version of Bluetooth than Anker SoundBuds Curve. |
| Bluetooth Audio Codec | aptX | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | - | 103 dB | |
| Impedance | 16 Ohm | - | |
| Diaphragm | 10 mm | 7 mm | Anker SoundBuds Curve have a thicker diaphragm than OPPO Enco W51. |
| MICROPHONE | Anker SoundBuds Curve | OPPO Enco W51 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Noise Cancelling | Yes | - | Anker SoundBuds Curve microphone can cancel out ambient noise. |
| Noise Cancelling Technology | cVc (clear Voice capture) by Qualcomm | - | |
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | Anker SoundBuds Curve | OPPO Enco W51 |
|---|
| Controls | 3-button remote | - |
|---|
| BATTERY AND CHARGING | Anker SoundBuds Curve | OPPO Enco W51 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 25 mAh | |
| Battery Life | 12.5 hour(s) | 4 hour(s) | Anker SoundBuds Curve lasts longer on a single charge than the OPPO Enco W51. |
| Battery Life Details | - | 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 |
|
| Charging Time | 1.5 hours | - | |
| Included Qty | - | 2 |
| OTHERS | Anker SoundBuds Curve | OPPO Enco W51 |
|---|
| Included Accessories | Carrying pouch, 3 pairs of memory foam ear tips (small, medium, large) | Charging case (480 mAh) | |
|---|---|---|---|
| Service & Support | Limited warranty - 18 months | - |
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