Detailed comparison and review of Bose SoundSport Free and OPPO Enco W51. 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 | Bose SoundSport Free | OPPO Enco W51 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 18 g | 55.5 g | Bose SoundSport Free are lighter than Bose SoundSport Free headphones. |
| Dimensions & Weight Details | Headphones: 2.56 cm x 3.05 cm x 3.2 cm / 9.1 g Charging case: 10.2 cm x 4.83 cm x 3.81 cm / 79.4 g |
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| Colour | Black | Midnight blue | Bright orange | Ultraviolet | White floral | Starry blue | |
| Protection | Weatherproof, sweat-resistant, IPX4 | Dust-resistant, IP54, water-resistant | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Bose SoundSport Free | OPPO Enco W51 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Active Noise Cancelling | - | Yes | OPPO Enco W51 are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 20 - 20000 Hz | |
| Sensitivity | - | 103 dB | |
| Diaphragm | - | 7 mm |
| MICROPHONE | Bose SoundSport Free | OPPO Enco W51 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | Bose SoundSport Free | OPPO Enco W51 |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | - |
|---|
| BATTERY AND CHARGING | Bose SoundSport Free | OPPO Enco W51 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 25 mAh | |
| Battery Life | 5 hour(s) | 4 hour(s) | Bose SoundSport Free lasts longer on a single charge than the OPPO Enco W51. |
| Battery Life Details | Continuous playback: up to 5 hours Continuous playback (with included charging case): up to 15 hours |
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 | 2 hours | - | |
| Included Qty | - | 2 |
| OTHERS | Bose SoundSport Free | OPPO Enco W51 |
|---|
| Included Accessories | USB cable, 3 pairs of ear tips (small, medium, large), charging case | Charging case (480 mAh) | |
|---|---|---|---|
| Compatibility | iPhone, iPad, iPod, Android phone | - | |
| Compliant Standards | IPX4, NMB-3 Class B, CAN ICES-3 Class B, Directive 2014/53/EU | - |
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