Detailed comparison and review of Sennheiser MOMENTUM Free and Audio-Technica ATH CKR55BT. 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 | Sennheiser MOMENTUM Free | Audio-Technica ATH CKR55BT |
|---|
| Product Type | Earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 40 g | 17 g | Audio-Technica ATH CKR55BT are lighter than Sennheiser MOMENTUM Free headphones. |
| Colour | Black, red | Steel black | |
| Earpad Material | Stainless steel | - | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 10 m | 10 m | The maximum operating distance of both headphones is the same. |
| SOUND QUALITY | Sennheiser MOMENTUM Free | Audio-Technica ATH CKR55BT |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 4.1 | Sennheiser MOMENTUM Free 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, apt-X LL | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 15 - 22000 Hz | 20 - 20000 Hz | Sennheiser MOMENTUM Free offer a larger frequency range than Audio-Technica ATH CKR55BT. |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 118 dB | 103 dB/mW | Sennheiser MOMENTUM Free have higher sensitivity than Audio-Technica ATH CKR55BT. |
| Impedance | 28 Ohm | 16 Ohm | |
| Max Sound Pressure | 112 dB | - | |
| Diaphragm | - | 10.7 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | 2 | - | Sennheiser MOMENTUM Free have the ability to connect to multiple devices simultaneously. |
| Features | Voice control | - |
| MICROPHONE | Sennheiser MOMENTUM Free | Audio-Technica ATH CKR55BT |
|---|
| Type | On-cable | 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 dBV/Pascal | -44 dB |
| REMOTE CONTROL | Sennheiser MOMENTUM Free | Audio-Technica ATH CKR55BT |
|---|
| Controls | Volume, answer/end, next/previous track, reject call | - |
|---|
| CABLE | Sennheiser MOMENTUM Free | Audio-Technica ATH CKR55BT |
|---|
| Cable Type | USB charge cable - detachable | Micro-USB charge cable - detachable - 30 cm |
|---|
| BATTERY AND CHARGING | Sennheiser MOMENTUM Free | Audio-Technica ATH CKR55BT |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | 1 x headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | 86 mAh | - | |
| Battery Life | 6 hour(s) | 7 hour(s) | Audio-Technica ATH CKR55BT lasts longer on a single charge than the Sennheiser MOMENTUM Free. |
| Standby Time | - | 200 hours | |
| Charging Time | 1.5 hour(s) | 3 hour(s) | Sennheiser MOMENTUM Free recharge faster than Sennheiser MOMENTUM Free. |
| Included Qty | - | 1 |
| WIRELESS LINK | Sennheiser MOMENTUM Free | Audio-Technica ATH CKR55BT |
|---|
| Modulation Type | - | FHSS | |
|---|---|---|---|
| Radio Frequency Range | - | 2.402 - 2.480GHz |
| OTHERS | Sennheiser MOMENTUM Free | Audio-Technica ATH CKR55BT |
|---|
| Included Accessories | Carrying case, 4 pairs of ear tips (XS, S,M, L) | Clip, pouch case, 4 pairs of ear tips (XS, S,M, L) |
|---|
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