Side by side comparison and review of JVC HA FX9BT Gumy 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 | JVC HA FX9BT Gumy | KEF Mu3 |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 12 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 | Green | Blue | White | Pink | Black | Silver grey | |
| Body Material | Elastomer | - | |
| Protection | - | Splashproof | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | 10 m | The maximum operating distance of both headphones is the same. |
| SOUND QUALITY | JVC HA FX9BT Gumy | KEF Mu3 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| 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 JVC HA FX9BT Gumy. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC | 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 | - | 104 dB/mW | |
| Impedance | - | 16 Ohm | |
| Diaphragm | 9 mm | 8.2 mm | JVC HA FX9BT Gumy have a thicker diaphragm than KEF Mu3. |
| Magnet Material | Neodymium | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | JVC HA FX9BT Gumy | KEF Mu3 |
|---|
| Form Factor | Built-in | Built-in |
|---|
| REMOTE CONTROL | JVC HA FX9BT Gumy | KEF Mu3 |
|---|
| Controls | Volume, play/pause, next/previous track | Multiple function button |
|---|
| CABLE | JVC HA FX9BT Gumy | KEF Mu3 |
|---|
| Cable Type | USB power cable | - |
|---|
| BATTERY AND CHARGING | JVC HA FX9BT Gumy | 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 JVC HA FX9BT Gumy. |
| Battery Life Details | - | Continuous playback (noise cancelling ON): up to 9 hours Continuous playback (with included charging case): up to 24 hours |
|
| Charging Time | 2.5 hour(s) | - | |
| Included Qty | - | 2 |
| CONNECTIONS | JVC HA FX9BT Gumy | KEF Mu3 |
|---|
| Connector Type | Bluetooth USB |
- |
|---|
| OTHERS | JVC HA FX9BT Gumy | KEF Mu3 |
|---|
| Included Accessories | 2 pairs of ear tips (small, medium) | 4 pairs of silicone ear tips, USB-C charging cable, charging case (350 mAh) | |
|---|---|---|---|
| Compatibility | iPhone, iPad, iPod, Android phone | - | |
| Compliant Standards | - | IPX5 | |
| Service & Support | Limited warranty - parts and labour - 1 year | - |
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