In depth comparison and review of JVC HA FX39BT Marshmallow and JBL TUNE Flex. 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 | JBL TUNE Flex |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 28 g | - | |
| Dimensions & Weight Details | - | Charging case: 5.15 cm x 2.93 cm x 4.7 cm / 38.6 g Earbud: 2.05 cm x 2.02 cm x 3.49 cm / 4.8 g |
|
| Colour | Green | White | Black | Blue | White | Black | Purple | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | JVC HA FX39BT Marshmallow | JBL TUNE Flex |
|---|
| Headphones Form Factor | In-ear - behind-the-neck mount | Ear-bud | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 3.0 | Bluetooth 5.2 | JBL TUNE Flex 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), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | SBC | - | |
| Active Noise Cancelling | - | Yes | JBL TUNE Flex are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Smart Ambient | |
| Noise Isolating | Yes | - | JVC HA FX39BT Marshmallow are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Pure Bass | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | - | 110 dB | |
| Impedance | - | 32 Ohm | |
| Diaphragm | 8.5 mm | 12 mm | JBL TUNE Flex have a thicker diaphragm than JVC HA FX39BT Marshmallow. |
| Magnet Material | Neodymium | - |
| MICROPHONE | JVC HA FX39BT Marshmallow | JBL TUNE Flex |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | JVC HA FX39BT Marshmallow | JBL TUNE Flex |
|---|
| Controls | Volume control, play/pause, next/previous track | - |
|---|
| CABLE | JVC HA FX39BT Marshmallow | JBL TUNE Flex |
|---|
| Cable Type | USB charge cable | USB-C charge cable |
|---|
| BATTERY AND CHARGING | JVC HA FX39BT Marshmallow | JBL TUNE Flex |
|---|
| Battery Type | Headphone battery rechargeable | 2 x headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 55 mAh | |
| Battery Life | 14 hour(s) | 4.5 hours | JVC HA FX39BT Marshmallow lasts longer on a single charge than the JBL TUNE Flex. |
| Battery Life Details | - | Continuous playback: up to 32 hours Continuous playback: up to 4.5 hours Continuous playback (ANC OFF / Bluetooth): up to 8 hours Continuous playback (ANC ON / Bluetooth): up to 6 hours Continuous playback (with included charging case): up to 18 hours |
|
| Charging Time | 3 hour(s) | 2 hour(s) | JBL TUNE Flex recharge faster than JVC HA FX39BT Marshmallow. |
| Included Qty | - | 2 |
| CONNECTIONS | JVC HA FX39BT Marshmallow | JBL TUNE Flex |
|---|
| Connector Type | Bluetooth USB |
- |
|---|
| OTHERS | JVC HA FX39BT Marshmallow | JBL TUNE Flex |
|---|
| Included Accessories | 2 pairs of ear tips (small, medium) | USB-C charging cable, 3 sizes of earhooks, charging case (570 mAh) | |
|---|---|---|---|
| Compatibility | iPhone, iPad, iPod, Android phone | - | |
| Compliant Standards | - | IPX4, GFSK, π/4 QPSK, 8DPSK |
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