Detailed comparison and review of JBL Endurance SPRINT and JBL Free X. 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 Endurance SPRINT | JBL Free X |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 99 g | |
| Colour | Red | Black | Teal | Blue | Black | |
| Earpad Material | Silicone | - | |
| Protection | Water-resistant, IPX7 | - | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | JBL Endurance SPRINT | JBL Free X |
|---|
| Headphones Form Factor | In-ear - over-the-ear mount | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 4.2 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | Hands-Free Profile (HFP), 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) | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 20 - 20000 Hz | 10 - 22000 Hz | JBL Free X offer a larger frequency range than JBL Endurance SPRINT. |
| Impedance | 16 Ohm | - | |
| Max Sound Pressure | 102 dB | - | |
| Diaphragm | 10 mm | 5.6 mm | JBL Endurance SPRINT have a thicker diaphragm than JBL Free X. |
| Signal-To-Noise Ratio | 85 dB | - | |
| Features | TwistLock technology, FlexSoft, MagHook | - |
| MICROPHONE | JBL Endurance SPRINT | JBL Free X |
|---|
| Form Factor | Built-in | Built-in |
|---|
| REMOTE CONTROL | JBL Endurance SPRINT | JBL Free X |
|---|
| Controls | Volume, power on/off, answer/end, play/pause, next/previous track, reject call | - |
|---|
| CABLE | JBL Endurance SPRINT | JBL Free X |
|---|
| Cable Type | Charging cable - detachable | Micro-USB charge cable |
|---|
| FEATURES | JBL Endurance SPRINT | JBL Free X |
|---|
| Features | - | True wireless |
|---|
| BATTERY AND CHARGING | JBL Endurance SPRINT | JBL Free X |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 120 mAh | - | |
| Battery Life | 8 hour(s) | 4 hour(s) | JBL Endurance SPRINT lasts longer on a single charge than the JBL Free X. |
| Charging Time | 2 hour(s) | 2 hour(s) | The charging of both headphones last the same time. |
| Included Qty | 1 | - |
| WIRELESS LINK | JBL Endurance SPRINT | JBL Free X |
|---|
| Modulation Type | GFSK, 8-DPSK, DQPSK | GFSK, 8-DPSK, DQPSK | |
|---|---|---|---|
| Radio Frequency Range | 2.402 - 2.480GHz | 2.402 - 2.480GHz |
| OTHERS | JBL Endurance SPRINT | JBL Free X |
|---|
| Included Accessories | USB charging cable, 3 pairs of silicone ear tips (small, medium, large), 1 pair of enhancers | 3 pairs of ear tips (small, medium, large), charging case, 2 pairs of ear sleeves (medium, large) | |
|---|---|---|---|
| Compliant Standards | IPX7 | - | |
| Service & Support | Limited warranty - 1 year | Limited warranty - 1 year |
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