Detailed comparison and review of JBL Free X and JBL Endurance RUNBT. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | JBL Free X | JBL Endurance RUNBT |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 99 g | 19.7 g | JBL Endurance RUNBT are lighter than JBL Free X headphones. |
| Colour | Black | Red | Black | Green | |
| Earpad Material | - | Silicone | |
| Protection | - | Sweat-resistant, IPX5 | |
| Design | - | Sports | |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | JBL Free X | JBL Endurance RUNBT |
|---|
| 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 JBL Endurance RUNBT. |
| 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) | |
| Sound Output Mode | - | Stereo | |
| Frequency Response | 10 - 22000 Hz | 20 - 20000 Hz | JBL Free X offer a larger frequency range than JBL Endurance RUNBT. |
| Max Input Power | - | 15 mW | |
| Sensitivity | - | 102 dB | |
| Impedance | - | 16 Ohm | |
| Diaphragm | 5.6 mm | 8 mm | JBL Endurance RUNBT have a thicker diaphragm than JBL Free X. |
| Features | - | Magnetic ear buds, TwistLock technology, FlexSoft, Fliphook |
| MICROPHONE | JBL Free X | JBL Endurance RUNBT |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | On-cable |
| REMOTE CONTROL | JBL Free X | JBL Endurance RUNBT |
|---|
| Controls | - | Volume, power on/off, answer/end, play/pause, next/previous track, voice assistant |
|---|
| CABLE | JBL Free X | JBL Endurance RUNBT |
|---|
| Cable Type | Micro-USB charge cable | - | |
|---|---|---|---|
| Cable Length | - | 62 cm |
| FEATURES | JBL Free X | JBL Endurance RUNBT |
|---|
| Features | True wireless | - | |
|---|---|---|---|
| Intelligent Assistant | - | Siri, Google Now |
| BATTERY AND CHARGING | JBL Free X | JBL Endurance RUNBT |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 120 mAh | |
| Battery Life | 4 hour(s) | 6 hour(s) | JBL Endurance RUNBT lasts longer on a single charge than the JBL Free X. |
| Battery Life Details | - | Continuous playback: up to 6 hours Continuous talk: up to 6 hours |
|
| Charging Time | 2 hour(s) | 2 hour(s) | The charging of both headphones last the same time. |
| WIRELESS LINK | JBL Free X | JBL Endurance RUNBT |
|---|
| Modulation Type | GFSK, 8-DPSK, DQPSK | - | |
|---|---|---|---|
| Radio Frequency Range | 2.402 - 2.480GHz | - |
| OTHERS | JBL Free X | JBL Endurance RUNBT |
|---|
| Included Accessories | 3 pairs of ear tips (small, medium, large), charging case, 2 pairs of ear sleeves (medium, large) | USB charging cable, 3 pairs of silicone ear tips (small, medium, large), 1 pair of enhancers | |
|---|---|---|---|
| Compliant Standards | - | IPX5 | |
| Service & Support | Limited warranty - 1 year | Limited warranty - 1 year |
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