In depth comparison and review of Erato RIO 3 and JVC HA A3T. 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 | Erato RIO 3 | JVC HA A3T |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 4.6 cm | - | |
| Width | 5.1 cm | - | |
| Depth | 3.4 cm | - | |
| Weight | 14 g | 4.1 g | JVC HA A3T are lighter than Erato RIO 3 headphones. |
| Dimensions & Weight Details | - | Charging case with earphones: 39 g Earphone: 4.1 g |
|
| Colour | Yellow | Black | Turquoise | Green | Red | Silver | Black | White | |
| Protection | Sweat-resistant, IPX5, water-resistant | Sweat-resistant, rainproof | |
| 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 | Erato RIO 3 | JVC HA A3T |
|---|
| Headphones Form Factor | In-ear | Ear-bud | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.1 | JVC HA A3T have a more advanced version of Bluetooth than Erato RIO 3. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | SBC, AAC, aptX | SBC | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 100 dB | - | |
| Impedance | 32 Ohm | 16 Ohm | |
| Diaphragm | 14.2 mm | 11 mm | Erato RIO 3 have a thicker diaphragm than JVC HA A3T. |
| Magnet Material | - | Neodymium |
| MICROPHONE | Erato RIO 3 | JVC HA A3T |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Sensitivity | -38 dB | - |
| REMOTE CONTROL | Erato RIO 3 | JVC HA A3T |
|---|
| Controls | Volume, power on/off, answer/end, play/pause, next/previous track, pair mode | Voice assistant |
|---|
| CABLE | Erato RIO 3 | JVC HA A3T |
|---|
| Cable Type | - | USB-C charge cable - detachable |
|---|
| FEATURES | Erato RIO 3 | JVC HA A3T |
|---|
| Features | - | Touch control |
|---|
| BATTERY AND CHARGING | Erato RIO 3 | JVC HA A3T |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | 130 mAh | - | |
| Battery Life | 8 hour(s) | 7.5 hour(s) | Erato RIO 3 lasts longer on a single charge than the JVC HA A3T. |
| Battery Life Details | Continuous playback: up to 6 hours Continuous talk: up to 8 hours |
Continuous playback (with included charging case): up to 22 hour(s) | |
| Charging Time | - | 2 hour(s) | |
| Included Qty | 2 | - |
| CONNECTIONS | Erato RIO 3 | JVC HA A3T |
|---|
| Connector Type | - | USB-C (power only) |
|---|
| OTHERS | Erato RIO 3 | JVC HA A3T |
|---|
| Included Accessories | - | Charging case, USB-C charging cable | |
|---|---|---|---|
| Compliant Standards | - | IPX4 | |
| Service & Support | - | 2-year warranty |
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