In depth comparison and review of Erato RIO 3 and Huawei FreeLace CM70-C. 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 | Huawei FreeLace CM70-C |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Height | 4.6 cm | - | |
| Width | 5.1 cm | - | |
| Depth | 3.4 cm | - | |
| Weight | 14 g | - | |
| Colour | Yellow | Black | Turquoise | Green | Red | Silver | Graphite black | |
| Protection | Sweat-resistant, IPX5, water-resistant | Waterproof, sweat-resistant, rainproof, IPX5 | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Erato RIO 3 | Huawei FreeLace CM70-C |
|---|
| Headphones Form Factor | In-ear | 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 | - | |
| Noise Isolating | - | Yes | Huawei FreeLace CM70-C are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | 100 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 14.2 mm | TPU - 9.2 mm | Erato RIO 3 have a thicker diaphragm than Huawei FreeLace CM70-C. |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Erato RIO 3 | Huawei FreeLace CM70-C |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Sensitivity | -38 dB | - |
| REMOTE CONTROL | Erato RIO 3 | Huawei FreeLace CM70-C |
|---|
| Controls | Volume, power on/off, answer/end, play/pause, next/previous track, pair mode | Volume, power on/off, voice assistant |
|---|
| CABLE | Erato RIO 3 | Huawei FreeLace CM70-C |
|---|
| Cable Type | - | USB-C charge cable | |
|---|---|---|---|
| Plated Connector | - | Nickel |
| FEATURES | Erato RIO 3 | Huawei FreeLace CM70-C |
|---|
| Features | - | HUAWEI HiPair technology, fast charge | |
|---|---|---|---|
| Sensors | - | Hall sensor |
| BATTERY AND CHARGING | Erato RIO 3 | Huawei FreeLace CM70-C |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 130 mAh | - | |
| Battery Life | 8 hour(s) | 18 hour(s) | Huawei FreeLace CM70-C 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 |
- | |
| Standby Time | - | 288 hours | |
| Included Qty | 2 | - |
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