In depth comparison and review of ifrogz Impulse 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 | ifrogz Impulse | KEF Mu3 |
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Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
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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 | White & rose gold | Black & silver | Silver grey | |
Protection | Sweat-resistant | Splashproof | |
Design | Sports | - | |
Recommended Use | Portable electronics, phone | Portable electronics | |
Bluetooth Range (Operating Distance) | 9.1 m | 10 m | KEF Mu3 have a greater operating distance than ifrogz Impulse. |
SOUND QUALITY | ifrogz Impulse | 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 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 | 20 - 20000 Hz | Both headphones offer the same frequency response. |
Max Input Power | - | 5 mW | |
Sensitivity | 97 dB | 104 dB/mW | KEF Mu3 have higher sensitivity than ifrogz Impulse. |
Impedance | 16 Ohm | 16 Ohm | |
Diaphragm | 11 mm | 8.2 mm | ifrogz Impulse have a thicker diaphragm than KEF Mu3. |
MICROPHONE | ifrogz Impulse | KEF Mu3 |
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Form Factor | - | Built-in |
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REMOTE CONTROL | ifrogz Impulse | KEF Mu3 |
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Controls | Power on/off, volume control, answer/end, play/pause, next/previous track | Multiple function button |
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CABLE | ifrogz Impulse | KEF Mu3 |
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Cable Type | Micro-USB charge cable - detachable | - |
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BATTERY AND CHARGING | ifrogz Impulse | KEF Mu3 |
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Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - Lithium Ion | |
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Battery Capacity | - | 50 mAh | |
Battery Life | 5 hour(s) | 9 hour(s) | KEF Mu3 lasts longer on a single charge than the ifrogz Impulse. |
Battery Life Details | - | 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 | 1 hour(s) | - | |
Included Qty | - | 2 |
WIRELESS LINK | ifrogz Impulse | KEF Mu3 |
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Transmission Range | 9.1 m | - |
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CONNECTIONS | ifrogz Impulse | KEF Mu3 |
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Connector Type | USB (5 pin Micro-USB Type B (power only)) | - |
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OTHERS | ifrogz Impulse | KEF Mu3 |
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Included Accessories | - | 4 pairs of silicone ear tips, USB-C charging cable, charging case (350 mAh) | |
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Compliant Standards | - | IPX5 | |
Service & Support | Limited warranty - lifetime | - |