In depth comparison and review of Anker SoundBuds Slim+ 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 Slim+ | OPPO Enco W51 |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 16 g | 55.5 g | Anker SoundBuds Slim+ are lighter than Anker SoundBuds Slim+ headphones. |
| Colour | Black | White floral | Starry blue | |
| Protection | IPX5, water-resistant | 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 | Anker SoundBuds Slim+ | OPPO Enco W51 |
|---|
| Headphones Form Factor | In-ear | 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 Slim+. |
| Bluetooth Audio Codec | aptX | - | |
| Active Noise Cancelling | - | Yes | OPPO Enco W51 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 | 6 mm | 7 mm | OPPO Enco W51 have a thicker diaphragm than Anker SoundBuds Slim+. |
| Features | Bluetooth aptX technology | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Anker SoundBuds Slim+ | OPPO Enco W51 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | Anker SoundBuds Slim+ | OPPO Enco W51 |
|---|
| Controls | Power on/off, volume control, answer/end, play/pause, next/previous track, 3-button remote | - |
|---|
| CABLE | Anker SoundBuds Slim+ | OPPO Enco W51 |
|---|
| Cable Type | USB charge cable - detachable | - |
|---|
| FEATURES | Anker SoundBuds Slim+ | OPPO Enco W51 |
|---|
| Intelligent Assistant | Siri | - |
|---|
| BATTERY AND CHARGING | Anker SoundBuds Slim+ | OPPO Enco W51 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 25 mAh | |
| Battery Life | 7 hours | 4 hour(s) | Anker SoundBuds Slim+ 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 Slim+ | OPPO Enco W51 |
|---|
| Included Accessories | 4 pairs of ear tips, 2 pairs of earhooks | Charging case (480 mAh) | |
|---|---|---|---|
| Service & Support | Limited warranty - 18 months Technical support - lifetime |
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