In depth comparison and review of Poly - Plantronics Backbeat FIT 3200 (Left Earbud) 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 | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | OPPO Enco W31 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 13 g | 50 g | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) are lighter than Poly - Plantronics Backbeat FIT 3200 (Left Earbud) headphones. |
| Colour | Black | Black | White | |
| Protection | Waterproof, sweat-resistant, IPX5, IP57 | Dust-resistant, IP54, water-resistant | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 30 m | 10 m | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) have a greater operating distance than OPPO Enco W31. |
| SOUND QUALITY | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | OPPO Enco W31 |
|---|
| 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 5.0 | Bluetooth 5.0 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | - | AAC | |
| Noise Isolating | Yes | - | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Bass Boost | - | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Total Harmonic Distortion (THD) | <3% | - | |
| Sensitivity | 94 dB | 95 dB | OPPO Enco W31 have higher sensitivity than Poly - Plantronics Backbeat FIT 3200 (Left Earbud). |
| Diaphragm | 13.5 mm | Graphene - 7 mm | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) have a thicker diaphragm than OPPO Enco W31. |
| MICROPHONE | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | OPPO Enco W31 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Noise Cancelling | - | Yes | OPPO Enco W31 microphone can cancel out ambient noise. |
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | OPPO Enco W31 |
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| Controls | Mute, volume control, answer/end, play/pause, next/previous track, voice assistant | Next/previous track, voice assistant |
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| CABLE | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | OPPO Enco W31 |
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| Cable Type | - | USB charge cable - detachable |
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| FEATURES | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | OPPO Enco W31 |
|---|
| Features | Voice alerts | - | |
|---|---|---|---|
| Sensors | - | Touch sensor |
| BATTERY AND CHARGING | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | OPPO Enco W31 |
|---|
| Battery Type | 2 x headphone battery rechargeable - lithium polymer | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 90 mAh | 25 mAh | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) have a higher battery capacity than OPPO Enco W31. |
| Battery Life | 8 hour(s) | 3.5 hour(s) | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) lasts longer on a single charge than the OPPO Enco W31. |
| Battery Life Details | Continuous playback: up to 8 hours Continuous playback (with included charging case): up to 24 hours |
Continuous playback (with included charging case): up to 15 hours Continuous playback: up to 3.5 hours |
|
| Charging Time | 2 hour(s) | 2.5 hour(s) | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) recharge faster than Poly - Plantronics Backbeat FIT 3200 (Left Earbud). |
| Included Qty | 2 | 2 |
| OTHERS | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | OPPO Enco W31 |
|---|
| Included Accessories | - | Ear tips kit, USB charge cable, charging case (350 mAh) |
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