In depth comparison and review of Sony WI-C400 and Erato RIO 3. 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 | Sony WI-C400 | Erato RIO 3 |
|---|
| Product Type | Earphones - Bluetooth - wireless - NFC | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 4.6 cm | |
| Width | - | 5.1 cm | |
| Depth | - | 3.4 cm | |
| Weight | 35 g | 14 g | Erato RIO 3 are lighter than Sony WI-C400 headphones. |
| Colour | Black | Yellow | Black | Turquoise | Green | Red | Silver | |
| Protection | - | Sweat-resistant, IPX5, water-resistant | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Sony WI-C400 | Erato RIO 3 |
|---|
| Headphones Form Factor | In-ear - behind-the-neck mount | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.2 | |
| 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 | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 8 - 22000 Hz | 20 - 20000 Hz | Sony WI-C400 offer a larger frequency range than Erato RIO 3. |
| Sensitivity | - | 100 dB | |
| Impedance | - | 32 Ohm | |
| Diaphragm | 9 mm | 14.2 mm | Erato RIO 3 have a thicker diaphragm than Sony WI-C400. |
| Magnet Material | Neodymium | - |
| MICROPHONE | Sony WI-C400 | Erato RIO 3 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | Sony WI-C400 | Erato RIO 3 |
|---|
| Controls | Volume, answer/end, play/pause | Volume, power on/off, answer/end, play/pause, next/previous track, pair mode |
|---|
| CABLE | Sony WI-C400 | Erato RIO 3 |
|---|
| Cable Type | USB cable - 50 m | - |
|---|
| FEATURES | Sony WI-C400 | Erato RIO 3 |
|---|
| Features | Vibrating call alert | - |
|---|
| BATTERY AND CHARGING | Sony WI-C400 | Erato RIO 3 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 130 mAh | |
| Battery Life | 20 hour(s) | 8 hour(s) | Sony WI-C400 lasts longer on a single charge than the Erato RIO 3. |
| Battery Life Details | - | Continuous playback: up to 6 hours Continuous talk: up to 8 hours |
|
| Charging Time | 4.5 hour(s) | - | |
| Included Qty | - | 2 |
| CONNECTIONS | Sony WI-C400 | Erato RIO 3 |
|---|
| Connector Type | USB (5 pin Micro-USB Type B) | - |
|---|
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