Side by side comparison and review of Audio-Technica ATH CKR75BT and KEF Mu3. 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 CKR75BT | KEF Mu3 |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 17.8 g | - | |
| Dimensions & Weight Details | - | Earbud: 1.75 cm x 2.63 cm x 2.45 cm / 5.8 g Charging case: 6.2 cm x 5.2 cm x 3.35 cm / 46.8 g |
|
| Colour | Metallic gunmetal | Silver grey | |
| Body Material | Aluminium | - | |
| Protection | - | Splashproof | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Audio-Technica ATH CKR75BT | KEF Mu3 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | KEF Mu3 have a more advanced version of Bluetooth than Audio-Technica ATH CKR75BT. |
| 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 | |
| Active Noise Cancelling | - | Yes | KEF Mu3 are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 5 - 40000 Hz | 20 - 20000 Hz | Audio-Technica ATH CKR75BT offer a larger frequency range than KEF Mu3. |
| Max Input Power | - | 5 mW | |
| Sensitivity | 108 dB/mW | 104 dB/mW | Audio-Technica ATH CKR75BT have higher sensitivity than KEF Mu3. |
| Impedance | 19 Ohm | 16 Ohm | |
| Diaphragm | 11.8 mm | 8.2 mm | Audio-Technica ATH CKR75BT have a thicker diaphragm than KEF Mu3. |
| Features | Bluetooth aptX technology | - |
| MICROPHONE | Audio-Technica ATH CKR75BT | KEF Mu3 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | -44 dBV/Pascal | - |
| REMOTE CONTROL | Audio-Technica ATH CKR75BT | KEF Mu3 |
|---|
| Controls | Remote control | Multiple function button |
|---|
| FEATURES | Audio-Technica ATH CKR75BT | KEF Mu3 |
|---|
| Additional Functions | Amplifier | - |
|---|
| BATTERY AND CHARGING | Audio-Technica ATH CKR75BT | KEF Mu3 |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 50 mAh | |
| Battery Life | 7 hour(s) | 9 hour(s) | KEF Mu3 lasts longer on a single charge than the Audio-Technica ATH CKR75BT. |
| Battery Life Details | - | Continuous playback (noise cancelling ON): up to 9 hours Continuous playback (with included charging case): up to 24 hours |
|
| Standby Time | 200 hours | - | |
| Charging Time | 3 hour(s) | - | |
| Included Qty | - | 2 |
| WIRELESS LINK | Audio-Technica ATH CKR75BT | KEF Mu3 |
|---|
| Modulation Type | FHSS | - | |
|---|---|---|---|
| Radio Transmitter Power | 0.7 mW | - | |
| Radio Frequency Range | 2.402 - 2.480GHz | - |
| OTHERS | Audio-Technica ATH CKR75BT | KEF Mu3 |
|---|
| Included Accessories | Carrying case, headphones wire clip, 4 pairs of earpads (extra small, small, medium, large), micro-USB charging cable (30cm) | 4 pairs of silicone ear tips, USB-C charging cable, charging case (350 mAh) | |
|---|---|---|---|
| Compliant Standards | - | IPX5 |
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