In depth comparison and review of Jabra HALO SMART 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 | Jabra HALO SMART | OPPO Enco W31 |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 14.1 cm | - | |
| Width | 14.1 cm | - | |
| Depth | 3.5 cm | - | |
| Weight | 38 g | 50 g | Jabra HALO SMART are lighter than Jabra HALO SMART headphones. |
| Colour | Blue | Black | Red | Black | White | |
| Protection | Wind protection, water-resistant | 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 | Jabra HALO SMART | OPPO Enco W31 |
|---|
| Headphones Form Factor | In-ear - neckband | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | OPPO Enco W31 have a more advanced version of Bluetooth than Jabra HALO SMART. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | - | AAC | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | 8 mW | - | |
| Sensitivity | 97 dB | 95 dB | Jabra HALO SMART have higher sensitivity than OPPO Enco W31. |
| Impedance | 16 Ohm | - | |
| Diaphragm | 10 mm | Graphene - 7 mm | Jabra HALO SMART have a thicker diaphragm than OPPO Enco W31. |
| Simultaneously Connectable Devices Qty (Multipoint) | 2 | - | Jabra HALO SMART have the ability to connect to multiple devices simultaneously. |
| Magnet Material | Neodymium magnet | - | |
| Features | Voice guidance | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Jabra HALO SMART | OPPO Enco W31 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Noise Cancelling | - | Yes | OPPO Enco W31 microphone can cancel out ambient noise. |
| Frequency Response | 200 - 6300 Hz | - | |
| Audio Input Details | Omni-directional - 200 - 6300 Hz | - | |
| Sensitivity | -42 dB | -38 dBV/Pascal | |
| Microphones Included | 1 | - |
| REMOTE CONTROL | Jabra HALO SMART | OPPO Enco W31 |
|---|
| Controls | Volume control, play/pause button, answer/end, next/previous track, reject call, voice assistant | Next/previous track, voice assistant |
|---|
| CABLE | Jabra HALO SMART | OPPO Enco W31 |
|---|
| Cable Type | USB charge cable - detachable - 31 m | USB charge cable - detachable |
|---|
| FEATURES | Jabra HALO SMART | OPPO Enco W31 |
|---|
| Features | Vibrating call alert | - | |
|---|---|---|---|
| Intelligent Assistant | Siri, Google Now | - | |
| Sensors | - | Touch sensor |
| BATTERY AND CHARGING | Jabra HALO SMART | OPPO Enco W31 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 230 mAh | 25 mAh | Jabra HALO SMART have a higher battery capacity than OPPO Enco W31. |
| Battery Life | 17 hour(s) | 3.5 hour(s) | Jabra HALO SMART lasts longer on a single charge than the OPPO Enco W31. |
| Battery Life Details | - | Continuous playback (with included charging case): up to 15 hours Continuous playback: up to 3.5 hours |
|
| Standby Time | 528 hours | - | |
| Charging Time | 2 hour(s) | 2.5 hour(s) | Jabra HALO SMART recharge faster than Jabra HALO SMART. |
| Included Qty | - | 2 |
| WIRELESS LINK | Jabra HALO SMART | OPPO Enco W31 |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | Jabra HALO SMART | OPPO Enco W31 |
|---|
| Connector Type | USB (5 pin Micro-USB Type B) | - |
|---|
| OTHERS | Jabra HALO SMART | OPPO Enco W31 |
|---|
| Included Accessories | 3 pairs of EarGels | Ear tips kit, USB charge cable, charging case (350 mAh) | |
|---|---|---|---|
| Compliant Standards | GOST, IC, FCC, RoHS, REACH, IP54 | - | |
| Service & Support | Limited warranty - 1 year | - |
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