Side by side comparison and review of JBL Free X and JVC HA FX21BT. 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 Free X | JVC HA FX21BT |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 99 g | 11 g | JVC HA FX21BT are lighter than JBL Free X headphones. |
| Colour | Black | Black | White | |
| Protection | - | Splashproof, sweat-resistant |
| SOUND QUALITY | JBL Free X | JVC HA FX21BT |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 4.1 | JBL Free X have a more advanced version of Bluetooth than JVC HA FX21BT. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC | |
| Frequency Response | 10 - 22000 Hz | 20 - 20000 Hz | JBL Free X offer a larger frequency range than JVC HA FX21BT. |
| Diaphragm | 5.6 mm | 8.2 mm | JVC HA FX21BT have a thicker diaphragm than JBL Free X. |
| Magnet Material | - | Neodymium | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | JBL Free X | JVC HA FX21BT |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | On-cable |
| REMOTE CONTROL | JBL Free X | JVC HA FX21BT |
|---|
| Controls | - | Power on/off, volume control, 3-button remote |
|---|
| CABLE | JBL Free X | JVC HA FX21BT |
|---|
| Cable Type | Micro-USB charge cable | USB charge cable |
|---|
| FEATURES | JBL Free X | JVC HA FX21BT |
|---|
| Features | True wireless | - |
|---|
| BATTERY AND CHARGING | JBL Free X | JVC HA FX21BT |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 4 hour(s) | 5 hour(s) | JVC HA FX21BT lasts longer on a single charge than the JBL Free X. |
| Charging Time | 2 hour(s) | 2.5 hour(s) | JBL Free X recharge faster than JBL Free X. |
| WIRELESS LINK | JBL Free X | JVC HA FX21BT |
|---|
| Modulation Type | GFSK, 8-DPSK, DQPSK | - | |
|---|---|---|---|
| Radio Frequency Range | 2.402 - 2.480GHz | - |
| CONNECTIONS | JBL Free X | JVC HA FX21BT |
|---|
| Connector Type | - | USB (power only) |
|---|
| OTHERS | JBL Free X | JVC HA FX21BT |
|---|
| Included Accessories | 3 pairs of ear tips (small, medium, large), charging case, 2 pairs of ear sleeves (medium, large) | 2 pairs of low rebound earpieces (small, medium) | |
|---|---|---|---|
| Service & Support | Limited warranty - 1 year | - |
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