Side by side comparison and review of Audio-Technica ATH CKR55BT and EPOS GTW 270. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Audio-Technica ATH CKR55BT | EPOS GTW 270 |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 2.36 cm | |
| Width | - | 2.39 cm | |
| Depth | - | 2.31 cm | |
| Weight | 17 g | - | |
| Colour | Steel black | Grey, black, silver | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | 15 m | EPOS GTW 270 have a greater operating distance than Audio-Technica ATH CKR55BT. |
| SOUND QUALITY | Audio-Technica ATH CKR55BT | EPOS GTW 270 |
|---|
| 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 5.1 | EPOS GTW 270 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 | - | aptX | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Total Harmonic Distortion (THD) | - | 2% | |
| Sensitivity | 103 dB/mW | - | |
| Impedance | 16 Ohm | - | |
| Max Sound Pressure | - | 100 dB | |
| Diaphragm | 10.7 mm | - |
| MICROPHONE | Audio-Technica ATH CKR55BT | EPOS GTW 270 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Frequency Response | 100 - 10000 Hz | 100 - 7500 Hz | Audio-Technica ATH CKR55BT offer a larger microphone frequency range than EPOS GTW 270. |
| Audio Input Details | Omni-directional - 100 - 10000 Hz | - | |
| Sensitivity | -44 dB | -20 dBV/Pascal |
| REMOTE CONTROL | Audio-Technica ATH CKR55BT | EPOS GTW 270 |
|---|
| Controls | - | Answer/end, play/pause, next/previous track |
|---|
| CABLE | Audio-Technica ATH CKR55BT | EPOS GTW 270 |
|---|
| Cable Type | Micro-USB charge cable - detachable - 30 cm | USB-C charge cable |
|---|
| BATTERY AND CHARGING | Audio-Technica ATH CKR55BT | EPOS GTW 270 |
|---|
| Battery Type | 1 x headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 7 hour(s) | - | |
| Standby Time | 200 hours | - | |
| Charging Time | 3 hour(s) | 130 min | EPOS GTW 270 recharge faster than Audio-Technica ATH CKR55BT. |
| Included Qty | 1 | - |
| WIRELESS LINK | Audio-Technica ATH CKR55BT | EPOS GTW 270 |
|---|
| Modulation Type | FHSS | - | |
|---|---|---|---|
| Radio Frequency Range | 2.402 - 2.480GHz | - |
| OTHERS | Audio-Technica ATH CKR55BT | EPOS GTW 270 |
|---|
| Included Accessories | Clip, pouch case, 4 pairs of ear tips (XS, S,M, L) | Charging case, silicone ear tip | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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