Side by side comparison and review of JBL Endurance RUNBT 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 | JBL Endurance RUNBT | KEF Mu3 |
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Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
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Weight | 19.7 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 |
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Colour | Red | Black | Green | Silver grey | |
Earpad Material | Silicone | - | |
Protection | Sweat-resistant, IPX5 | Splashproof | |
Design | Sports | - | |
Recommended Use | Portable electronics | Portable electronics | |
Bluetooth Range (Operating Distance) | - | 10 m |
SOUND QUALITY | JBL Endurance RUNBT | KEF Mu3 |
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Headphones Form Factor | In-ear | In-ear | |
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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 JBL Endurance RUNBT. |
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 | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
Max Input Power | 15 mW | 5 mW | |
Sensitivity | 102 dB | 104 dB/mW | KEF Mu3 have higher sensitivity than JBL Endurance RUNBT. |
Impedance | 16 Ohm | 16 Ohm | |
Diaphragm | 8 mm | 8.2 mm | KEF Mu3 have a thicker diaphragm than JBL Endurance RUNBT. |
Features | Magnetic ear buds, TwistLock technology, FlexSoft, Fliphook | - |
MICROPHONE | JBL Endurance RUNBT | KEF Mu3 |
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Form Factor | - | Built-in | |
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Type | On-cable | - |
REMOTE CONTROL | JBL Endurance RUNBT | KEF Mu3 |
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Controls | Volume, power on/off, answer/end, play/pause, next/previous track, voice assistant | Multiple function button |
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CABLE | JBL Endurance RUNBT | KEF Mu3 |
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Cable Length | 62 cm | - |
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FEATURES | JBL Endurance RUNBT | KEF Mu3 |
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Intelligent Assistant | Siri, Google Now | - |
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BATTERY AND CHARGING | JBL Endurance RUNBT | KEF Mu3 |
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Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable - Lithium Ion | |
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Battery Capacity | 120 mAh | 50 mAh | JBL Endurance RUNBT have a higher battery capacity than KEF Mu3. |
Battery Life | 6 hour(s) | 9 hour(s) | KEF Mu3 lasts longer on a single charge than the JBL Endurance RUNBT. |
Battery Life Details | Continuous playback: up to 6 hours Continuous talk: up to 6 hours |
Continuous playback (noise cancelling ON): up to 9 hours Continuous playback (with included charging case): up to 24 hours |
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Charging Time | 2 hour(s) | - | |
Included Qty | - | 2 |
OTHERS | JBL Endurance RUNBT | KEF Mu3 |
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Included Accessories | USB charging cable, 3 pairs of silicone ear tips (small, medium, large), 1 pair of enhancers | 4 pairs of silicone ear tips, USB-C charging cable, charging case (350 mAh) | |
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Compliant Standards | IPX5 | IPX5 | |
Service & Support | Limited warranty - 1 year | - |