In depth comparison and review of JVC HA FX39BT Marshmallow and Jaybird RUN XT. 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 | JVC HA FX39BT Marshmallow | Jaybird RUN XT |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 28 g | - | |
| Dimensions & Weight Details | - | Earbud: 1.43 cm x 1.9 cm x 1.95 cm / 6.83 g Charging case: 7.7 cm x 4.3 cm x 4 cm / 56.6 g |
|
| Colour | Green | White | Black | Black, Flash | Grey, storm | |
| Protection | - | Waterproof, sweat-resistant, IPX7 | |
| Design | - | Sports | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | JVC HA FX39BT Marshmallow | Jaybird RUN XT |
|---|
| Headphones Form Factor | In-ear - behind-the-neck mount | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 3.0 | Bluetooth 4.1 | Jaybird RUN XT have a more advanced version of Bluetooth than JVC HA FX39BT Marshmallow. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Headset Profile (HSP), Serial Port Profile (SPP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | SBC | - | |
| Noise Isolating | Yes | Yes | Both headphones are equipped with noise isolation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Super Bass Control (SBC) | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Total Harmonic Distortion (THD) | - | <5% | |
| Sensitivity | - | 103 dB | |
| Impedance | - | 16 Ohm | |
| Diaphragm | 8.5 mm | 6 mm | JVC HA FX39BT Marshmallow have a thicker diaphragm than Jaybird RUN XT. |
| Magnet Material | Neodymium | - |
| MICROPHONE | JVC HA FX39BT Marshmallow | Jaybird RUN XT |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Audio Input Details | - | Omni-directional | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | JVC HA FX39BT Marshmallow | Jaybird RUN XT |
|---|
| Controls | Volume control, play/pause, next/previous track | Power on/off, answer/end, play/pause, next/previous track, skip track, pair mode, voice assistant |
|---|
| CABLE | JVC HA FX39BT Marshmallow | Jaybird RUN XT |
|---|
| Cable Type | USB charge cable | USB charge cable - detachable - 30 cm |
|---|
| BATTERY AND CHARGING | JVC HA FX39BT Marshmallow | Jaybird RUN XT |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 80 mAh | |
| Battery Life | 14 hour(s) | 4 hour(s) | JVC HA FX39BT Marshmallow lasts longer on a single charge than the Jaybird RUN XT. |
| Charging Time | 3 hour(s) | 2 hour(s) | Jaybird RUN XT recharge faster than JVC HA FX39BT Marshmallow. |
| CONNECTIONS | JVC HA FX39BT Marshmallow | Jaybird RUN XT |
|---|
| Connector Type | Bluetooth USB |
- |
|---|
| OTHERS | JVC HA FX39BT Marshmallow | Jaybird RUN XT |
|---|
| Included Accessories | 2 pairs of ear tips (small, medium) | Charging case, 4 pairs of EarFins, 2 pairs of round ear tips (small, medium), 2 pairs of oval ear tips (small, medium) | |
|---|---|---|---|
| Compatibility | iPhone, iPad, iPod, Android phone | - |
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