In depth comparison and review of Beats Flex All-Day and KEF Mu3. 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 | Beats Flex All-Day | KEF Mu3 |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 1.6 cm | - | |
| Width | 10.6 cm | - | |
| Depth | 86.4 cm | - | |
| Weight | 18.6 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 | Black beats | Yuzu yellow | Smoke grey | Flame blue | Silver grey | |
| Protection | Wind protection | Splashproof | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Beats Flex All-Day | KEF Mu3 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Audio Codec | - | SBC, AAC | |
| Active Noise Cancelling | - | Yes | KEF Mu3 are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 20 - 20000 Hz | |
| Max Input Power | - | 5 mW | |
| Sensitivity | - | 104 dB/mW | |
| Impedance | - | 16 Ohm | |
| Diaphragm | - | 8.2 mm | |
| Features | Magnetic ear buds, Apple W1 chip | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Beats Flex All-Day | KEF Mu3 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - |
| REMOTE CONTROL | Beats Flex All-Day | KEF Mu3 |
|---|
| Controls | Volume, answer/end, voice assistant | Multiple function button |
|---|
| CABLE | Beats Flex All-Day | KEF Mu3 |
|---|
| Cable Type | USB-C charge cable | - |
|---|
| FEATURES | Beats Flex All-Day | KEF Mu3 |
|---|
| Additional Functions | Wireless audio sharing | - |
|---|
| BATTERY AND CHARGING | Beats Flex All-Day | KEF Mu3 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 50 mAh | |
| Battery Life | 12 hour(s) | 9 hour(s) | Beats Flex All-Day lasts longer on a single charge than the KEF Mu3. |
| Battery Life Details | - | Continuous playback (noise cancelling ON): up to 9 hours Continuous playback (with included charging case): up to 24 hours |
|
| Auto On/Off | Yes | - | |
| Included Qty | - | 2 |
| OTHERS | Beats Flex All-Day | KEF Mu3 |
|---|
| Included Accessories | 4 pairs of ear tips, USB-C charging cable | 4 pairs of silicone ear tips, USB-C charging cable, charging case (350 mAh) | |
|---|---|---|---|
| Compliant Standards | Bluetooth Class 1 | IPX5 | |
| Service & Support | Limited warranty - 1 year | - |
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