Side by side comparison and review of Bose SoundSport Free and OPPO Enco W31. 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 | Bose SoundSport Free | OPPO Enco W31 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 18 g | 50 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 | Black | White | |
| 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 W31 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Audio Codec | - | AAC | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 20 - 20000 Hz | |
| Sensitivity | - | 95 dB | |
| Diaphragm | - | Graphene - 7 mm |
| MICROPHONE | Bose SoundSport Free | 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 | Bose SoundSport Free | OPPO Enco W31 |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | Next/previous track, voice assistant |
|---|
| CABLE | Bose SoundSport Free | OPPO Enco W31 |
|---|
| Cable Type | - | USB charge cable - detachable |
|---|
| FEATURES | Bose SoundSport Free | OPPO Enco W31 |
|---|
| Sensors | - | Touch sensor |
|---|
| BATTERY AND CHARGING | Bose SoundSport Free | OPPO Enco W31 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 25 mAh | |
| Battery Life | 5 hour(s) | 3.5 hour(s) | Bose SoundSport Free lasts longer on a single charge than the OPPO Enco W31. |
| Battery Life Details | Continuous playback: up to 5 hours Continuous playback (with included charging case): up to 15 hours |
Continuous playback (with included charging case): up to 15 hours Continuous playback: up to 3.5 hours |
|
| Charging Time | 2 hours | 2.5 hour(s) | Bose SoundSport Free recharge faster than Bose SoundSport Free. |
| Included Qty | - | 2 |
| OTHERS | Bose SoundSport Free | OPPO Enco W31 |
|---|
| Included Accessories | USB cable, 3 pairs of ear tips (small, medium, large), charging case | Ear tips kit, USB charge cable, charging case (350 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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