Side by side comparison and review of Sony h.ear in 2 WI-H700 and OPPO Enco W51. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Sony h.ear in 2 WI-H700 | OPPO Enco W51 |
|---|
| Product Type | Earphones - Bluetooth - wireless, wired - NFC | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 40 g | 55.5 g | Sony h.ear in 2 WI-H700 are lighter than Sony h.ear in 2 WI-H700 headphones. |
| Colour | Greyish black | White floral | Starry blue | |
| Protection | - | 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 | Sony h.ear in 2 WI-H700 | OPPO Enco W51 |
|---|
| Headphones Form Factor | In-ear - behind-the-neck mount | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless, wired | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | OPPO Enco W51 have a more advanced version of Bluetooth than Sony h.ear in 2 WI-H700. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Leadership Development and Advisory Council (LDAC) | - | |
| Active Noise Cancelling | - | Yes | OPPO Enco W51 are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Digital Sound Enhancement Engine HX (DSEE HX) | - | |
| Frequency Response | 5 - 40000 Hz | 20 - 20000 Hz | Sony h.ear in 2 WI-H700 offer a larger frequency range than OPPO Enco W51. |
| Sensitivity | 103 dB/mW | 103 dB | Both headphones offer the same sensitivity. |
| Impedance | 16 Ohm | - | |
| Diaphragm | 9 mm | 7 mm | Sony h.ear in 2 WI-H700 have a thicker diaphragm than OPPO Enco W51. |
| MICROPHONE | Sony h.ear in 2 WI-H700 | OPPO Enco W51 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 50 - 8000 Hz | - | |
| Audio Input Details | Omni-directional - 50 - 8000 Hz | - | |
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | Sony h.ear in 2 WI-H700 | OPPO Enco W51 |
|---|
| Controls | Volume | - |
|---|
| CABLE | Sony h.ear in 2 WI-H700 | OPPO Enco W51 |
|---|
| Cable Type | Headphones cable - L shaped - 1 m USB cable |
- | |
|---|---|---|---|
| Cable Length | 1 m | - | |
| Plated Connector | Gold | - |
| FEATURES | Sony h.ear in 2 WI-H700 | OPPO Enco W51 |
|---|
| Features | Vibrating call alert | - |
|---|
| BATTERY AND CHARGING | Sony h.ear in 2 WI-H700 | OPPO Enco W51 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 25 mAh | |
| Battery Life | 8 hour(s) | 4 hour(s) | Sony h.ear in 2 WI-H700 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 |
|
| Included Qty | - | 2 |
| WIRELESS LINK | Sony h.ear in 2 WI-H700 | OPPO Enco W51 |
|---|
| Radio Frequency Range | 2.4 - 2.4835GHz | - |
|---|
| CONNECTIONS | Sony h.ear in 2 WI-H700 | OPPO Enco W51 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | Sony h.ear in 2 WI-H700 | OPPO Enco W51 |
|---|
| Included Accessories | Ear-buds, clip | Charging case (480 mAh) | |
|---|---|---|---|
| Compatibility | Android phone | - |
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