In depth comparison and review of Anker SoundBuds Slim+ 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 | Anker SoundBuds Slim+ | OPPO Enco W31 |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 16 g | 50 g | Anker SoundBuds Slim+ are lighter than Anker SoundBuds Slim+ headphones. |
| Colour | Black | Black | White | |
| 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 W31 |
|---|
| 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 W31 have a more advanced version of Bluetooth than Anker SoundBuds Slim+. |
| Bluetooth Audio Codec | aptX | AAC | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | - | 95 dB | |
| Impedance | 16 Ohm | - | |
| Diaphragm | 6 mm | Graphene - 7 mm | OPPO Enco W31 have a thicker diaphragm than Anker SoundBuds Slim+. |
| Features | Bluetooth aptX technology | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Anker SoundBuds Slim+ | OPPO Enco W31 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Noise Cancelling | - | Yes | OPPO Enco W31 microphone can cancel out ambient noise. |
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | Anker SoundBuds Slim+ | OPPO Enco W31 |
|---|
| Controls | Power on/off, volume control, answer/end, play/pause, next/previous track, 3-button remote | Next/previous track, voice assistant |
|---|
| CABLE | Anker SoundBuds Slim+ | OPPO Enco W31 |
|---|
| Cable Type | USB charge cable - detachable | USB charge cable - detachable |
|---|
| FEATURES | Anker SoundBuds Slim+ | OPPO Enco W31 |
|---|
| Intelligent Assistant | Siri | - | |
|---|---|---|---|
| Sensors | - | Touch sensor |
| BATTERY AND CHARGING | Anker SoundBuds Slim+ | OPPO Enco W31 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 25 mAh | |
| Battery Life | 7 hours | 3.5 hour(s) | Anker SoundBuds Slim+ 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 | 1.5 hours | 2.5 hour(s) | Anker SoundBuds Slim+ recharge faster than Anker SoundBuds Slim+. |
| Included Qty | - | 2 |
| OTHERS | Anker SoundBuds Slim+ | OPPO Enco W31 |
|---|
| Included Accessories | 4 pairs of ear tips, 2 pairs of earhooks | Ear tips kit, USB charge cable, charging case (350 mAh) | |
|---|---|---|---|
| Service & Support | Limited warranty - 18 months Technical support - lifetime |
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