Detailed comparison and review of OPPO Enco W51 and JBL TUNE Flex. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | OPPO Enco W51 | JBL TUNE Flex |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 55.5 g | - | |
| Dimensions & Weight Details | - | Charging case: 5.15 cm x 2.93 cm x 4.7 cm / 38.6 g Earbud: 2.05 cm x 2.02 cm x 3.49 cm / 4.8 g |
|
| Colour | White floral | Starry blue | Blue | White | Black | Purple | |
| Protection | Dust-resistant, IP54, water-resistant | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | OPPO Enco W51 | JBL TUNE Flex |
|---|
| Headphones Form Factor | In-ear | Ear-bud | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.2 | JBL TUNE Flex have a more advanced version of Bluetooth than OPPO Enco W51. |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Smart Ambient | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Pure Bass | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 103 dB | 110 dB | JBL TUNE Flex have higher sensitivity than OPPO Enco W51. |
| Impedance | - | 32 Ohm | |
| Diaphragm | 7 mm | 12 mm | JBL TUNE Flex have a thicker diaphragm than OPPO Enco W51. |
| MICROPHONE | OPPO Enco W51 | JBL TUNE Flex |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Sensitivity | -38 dBV/Pascal | -38 dBV/Pascal |
| CABLE | OPPO Enco W51 | JBL TUNE Flex |
|---|
| Cable Type | - | USB-C charge cable |
|---|
| BATTERY AND CHARGING | OPPO Enco W51 | JBL TUNE Flex |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | 2 x headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | 25 mAh | 55 mAh | JBL TUNE Flex have a higher battery capacity than OPPO Enco W51. |
| Battery Life | 4 hour(s) | 4.5 hours | JBL TUNE Flex 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 |
Continuous playback: up to 32 hours Continuous playback: up to 4.5 hours Continuous playback (ANC OFF / Bluetooth): up to 8 hours Continuous playback (ANC ON / Bluetooth): up to 6 hours Continuous playback (with included charging case): up to 18 hours |
|
| Charging Time | - | 2 hour(s) | |
| Included Qty | 2 | 2 |
| OTHERS | OPPO Enco W51 | JBL TUNE Flex |
|---|
| Included Accessories | Charging case (480 mAh) | USB-C charging cable, 3 sizes of earhooks, charging case (570 mAh) | |
|---|---|---|---|
| Compliant Standards | - | IPX4, GFSK, π/4 QPSK, 8DPSK |
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