In depth comparison and review of Erato RIO 3 and Belkin SoundForm Flow. 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 | Belkin SoundForm Flow |
|---|
| 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 | - | |
| Colour | Yellow | Black | Turquoise | Green | Red | Silver | Black | White | |
| Protection | Sweat-resistant, IPX5, water-resistant | Sweat-resistant, IPX5, water-resistant | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 10 m | 10 m | The maximum operating distance of both headphones is the same. |
| SOUND QUALITY | Erato RIO 3 | Belkin SoundForm Flow |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.2 | Belkin SoundForm Flow 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) | - | |
| Bluetooth Audio Codec | SBC, AAC, aptX | - | |
| Active Noise Cancelling | - | Yes | Belkin SoundForm Flow are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Environmental Noise Cancellation (ENC) | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 100 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 14.2 mm | 12 mm | Erato RIO 3 have a thicker diaphragm than Belkin SoundForm Flow. |
| Magnet Material | - | Neodymium magnet | |
| Features | - | HearThrough |
| MICROPHONE | Erato RIO 3 | Belkin SoundForm Flow |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | Dual beamforming | |
| Noise Cancelling | - | Yes | Belkin SoundForm Flow microphone can cancel out ambient noise. |
| Sensitivity | -38 dB | - | |
| Microphones Included | - | 4 |
| REMOTE CONTROL | Erato RIO 3 | Belkin SoundForm Flow |
|---|
| Controls | Volume, power on/off, answer/end, play/pause, next/previous track, pair mode | Answer/end, play/pause, next/previous track, reject call, HearThrough, voice assistant, ANC mode |
|---|
| CABLE | Erato RIO 3 | Belkin SoundForm Flow |
|---|
| Cable Type | - | USB-C charge cable |
|---|
| FEATURES | Erato RIO 3 | Belkin SoundForm Flow |
|---|
| Features | - | LED indicator | |
|---|---|---|---|
| Sensors | - | Touch control |
| BATTERY AND CHARGING | Erato RIO 3 | Belkin SoundForm Flow |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - wireless charging | |
|---|---|---|---|
| Battery Capacity | 130 mAh | - | |
| Battery Life | 8 hour(s) | 7 hour(s) | Erato RIO 3 lasts longer on a single charge than the Belkin SoundForm Flow. |
| Battery Life Details | Continuous playback: up to 6 hours Continuous talk: up to 8 hours |
Continuous playback (active noise-cancelling off): up to 7 hours Continuous playback (with included charging case): up to 31 hours Continuous playback (active noise-cancelling on): up to 5 hours Continuous talk (active noise-cancelling on): up to 3 hours |
|
| Wireless Charging Standards | - | Qi | |
| Charging Time | - | 2 hour(s) | |
| Included Qty | 2 | - |
| OTHERS | Erato RIO 3 | Belkin SoundForm Flow |
|---|
| Included Accessories | - | Charging case, 3 pairs of silicone ear tips (small, medium, large), USB-C charging cable | |
|---|---|---|---|
| Compatibility | - | iPhone, iPad, Android phone, Chrome OS, Mac, Windows | |
| Compliant Standards | - | FCC, RoHS, REACH, Qi | |
| Service & Support | - | Limited warranty - 1 year EMEA and ANZ: limited warranty - 2 years |
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