In depth comparison and review of Audio-Technica ATH CKR55BT 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 | Audio-Technica ATH CKR55BT | Erato RIO 3 |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 4.6 cm | |
| Width | - | 5.1 cm | |
| Depth | - | 3.4 cm | |
| Weight | 17 g | 14 g | Erato RIO 3 are lighter than Audio-Technica ATH CKR55BT headphones. |
| Colour | Steel black | Yellow | Black | Turquoise | Green | Red | Silver | |
| Protection | - | Sweat-resistant, IPX5, water-resistant | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | 10 m | The maximum operating distance of both headphones is the same. |
| SOUND QUALITY | Audio-Technica ATH CKR55BT | Erato RIO 3 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 4.2 | Erato RIO 3 have a more advanced version of Bluetooth than Audio-Technica ATH CKR55BT. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | 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 | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 103 dB/mW | 100 dB | Audio-Technica ATH CKR55BT have higher sensitivity than Erato RIO 3. |
| Impedance | 16 Ohm | 32 Ohm | |
| Diaphragm | 10.7 mm | 14.2 mm | Erato RIO 3 have a thicker diaphragm than Audio-Technica ATH CKR55BT. |
| MICROPHONE | Audio-Technica ATH CKR55BT | Erato RIO 3 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Frequency Response | 100 - 10000 Hz | - | |
| Audio Input Details | Omni-directional - 100 - 10000 Hz | - | |
| Sensitivity | -44 dB | -38 dB |
| REMOTE CONTROL | Audio-Technica ATH CKR55BT | Erato RIO 3 |
|---|
| Controls | - | Volume, power on/off, answer/end, play/pause, next/previous track, pair mode |
|---|
| CABLE | Audio-Technica ATH CKR55BT | Erato RIO 3 |
|---|
| Cable Type | Micro-USB charge cable - detachable - 30 cm | - |
|---|
| BATTERY AND CHARGING | Audio-Technica ATH CKR55BT | Erato RIO 3 |
|---|
| Battery Type | 1 x headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 130 mAh | |
| Battery Life | 7 hour(s) | 8 hour(s) | Erato RIO 3 lasts longer on a single charge than the Audio-Technica ATH CKR55BT. |
| Battery Life Details | - | Continuous playback: up to 6 hours Continuous talk: up to 8 hours |
|
| Standby Time | 200 hours | - | |
| Charging Time | 3 hour(s) | - | |
| Included Qty | 1 | 2 |
| WIRELESS LINK | Audio-Technica ATH CKR55BT | Erato RIO 3 |
|---|
| Modulation Type | FHSS | - | |
|---|---|---|---|
| Radio Frequency Range | 2.402 - 2.480GHz | - |
| OTHERS | Audio-Technica ATH CKR55BT | Erato RIO 3 |
|---|
| Included Accessories | Clip, pouch case, 4 pairs of ear tips (XS, S,M, L) | - |
|---|
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