Detailed comparison and review of Audio-Technica ATH CKR55BT and OPPO Enco W11. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Audio-Technica ATH CKR55BT | OPPO Enco W11 |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 17 g | 4.4 g | OPPO Enco W11 are lighter than Audio-Technica ATH CKR55BT headphones. |
| Dimensions & Weight Details | - | Charging case: 35.5 g | |
| Colour | Steel black | White | |
| Protection | - | Dust-resistant, water-resistant, IP55 | |
| 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 | OPPO Enco W11 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | OPPO Enco W11 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) | - | |
| Bluetooth Audio Codec | - | AAC | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 103 dB/mW | 99 dB | Audio-Technica ATH CKR55BT have higher sensitivity than OPPO Enco W11. |
| Impedance | 16 Ohm | - | |
| Diaphragm | 10.7 mm | Composite - 8 mm | Audio-Technica ATH CKR55BT have a thicker diaphragm than OPPO Enco W11. |
| MICROPHONE | Audio-Technica ATH CKR55BT | OPPO Enco W11 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Audio Input Details | Omni-directional - 100 - 10000 Hz | - | |
| Sensitivity | -44 dB | -38 dBV/Pascal |
| REMOTE CONTROL | Audio-Technica ATH CKR55BT | OPPO Enco W11 |
|---|
| Controls | - | Volume, answer/end, play/pause, next/previous track, skip track, voice assistant |
|---|
| CABLE | Audio-Technica ATH CKR55BT | OPPO Enco W11 |
|---|
| Cable Type | Micro-USB charge cable - detachable - 30 cm | - |
|---|
| FEATURES | Audio-Technica ATH CKR55BT | OPPO Enco W11 |
|---|
| Sensors | - | Touch sensor |
|---|
| BATTERY AND CHARGING | Audio-Technica ATH CKR55BT | OPPO Enco W11 |
|---|
| Battery Type | 1 x headphone battery rechargeable - lithium polymer | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 40 mAh | |
| Battery Life | 7 hour(s) | 5 hour(s) | Audio-Technica ATH CKR55BT lasts longer on a single charge than the OPPO Enco W11. |
| Battery Life Details | - | Continuous playback (with included charging case): up to 20 hours Continuous playback: up to 5 hours |
|
| Standby Time | 200 hours | - | |
| Charging Time | 3 hour(s) | - | |
| Included Qty | 1 | 2 |
| WIRELESS LINK | Audio-Technica ATH CKR55BT | OPPO Enco W11 |
|---|
| Modulation Type | FHSS | - | |
|---|---|---|---|
| Radio Frequency Range | 2.402 - 2.480GHz | - |
| OTHERS | Audio-Technica ATH CKR55BT | OPPO Enco W11 |
|---|
| Included Accessories | Clip, pouch case, 4 pairs of ear tips (XS, S,M, L) | 3 pairs of ear tips, charging case (400 mAh) |
|---|
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