In depth comparison and review of Jabra Sport Rush 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 | Jabra Sport Rush | KEF Mu3 |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 2.86 cm | - | |
| Width | 3.34 cm | - | |
| Depth | 1.47 cm | - | |
| Weight | 21.61 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 | - | Silver grey | |
| Protection | IP54 | Splashproof | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | 10 m | The maximum operating distance of both headphones is the same. |
| SOUND QUALITY | Jabra Sport Rush | KEF Mu3 |
|---|
| Headphones Form Factor | In-ear - neckband | 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 Jabra Sport Rush. |
| 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 | 100 - 10000 Hz | 20 - 20000 Hz | KEF Mu3 offer a larger frequency range than Jabra Sport Rush. |
| Max Input Power | 5 mW | 5 mW | |
| Sensitivity | 109 dB | 104 dB/mW | Jabra Sport Rush have higher sensitivity than KEF Mu3. |
| Impedance | 32 Ohm | 16 Ohm | |
| Diaphragm | 12.4 mm | 8.2 mm | Jabra Sport Rush have a thicker diaphragm than KEF Mu3. |
| Simultaneously Connectable Devices Qty (Multipoint) | 8 | - | Jabra Sport Rush have the ability to connect to multiple devices simultaneously. |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Jabra Sport Rush | KEF Mu3 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Frequency Response | 100 - 8000 Hz | - | |
| Sensitivity | -38 dBV/Pascal | - |
| REMOTE CONTROL | Jabra Sport Rush | KEF Mu3 |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track, reject call, redial | Multiple function button |
|---|
| CABLE | Jabra Sport Rush | KEF Mu3 |
|---|
| Cable Type | USB charge cable - detachable - 31 cm | - | |
|---|---|---|---|
| Cable Length | 60 cm | - |
| BATTERY AND CHARGING | Jabra Sport Rush | KEF Mu3 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 50 mAh | |
| Battery Life | 5 hour(s) | 9 hour(s) | KEF Mu3 lasts longer on a single charge than the Jabra Sport Rush. |
| Battery Life Details | - | Continuous playback (noise cancelling ON): up to 9 hours Continuous playback (with included charging case): up to 24 hours |
|
| Standby Time | 120 hours | - | |
| Charging Time | 2 hour(s) | - | |
| Included Qty | - | 2 |
| CONNECTIONS | Jabra Sport Rush | KEF Mu3 |
|---|
| Connector Type | USB 2.0 (5 pin Micro-USB Type B (power only)) | - |
|---|
| OTHERS | Jabra Sport Rush | KEF Mu3 |
|---|
| Included Accessories | 3 pairs of EarGels, 2 fitclips | 4 pairs of silicone ear tips, USB-C charging cable, charging case (350 mAh) | |
|---|---|---|---|
| Compliant Standards | - | IPX5 | |
| Service & Support | Limited warranty - 1 year | - |
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