Side by side comparison and review of JBL Free X and Sennheiser CX 150BT. 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 | Sennheiser CX 150BT |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 99 g | 12 g | Sennheiser CX 150BT are lighter than JBL Free X headphones. |
| Colour | Black | Black | White | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | JBL Free X | Sennheiser CX 150BT |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.0 | Sennheiser CX 150BT have a more advanced version of Bluetooth than JBL Free X. |
| 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, AAC | |
| Sound Output Mode | - | Stereo | |
| Frequency Response | 10 - 22000 Hz | 17 - 20000 Hz | JBL Free X offer a larger frequency range than Sennheiser CX 150BT. |
| Total Harmonic Distortion (THD) | - | 0.5% | |
| Impedance | - | 28 Ohm | |
| Max Sound Pressure | - | 100 dB | |
| Diaphragm | 5.6 mm | - |
| MICROPHONE | JBL Free X | Sennheiser CX 150BT |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | On-cable | |
| Microphone Operation Mode | - | Omni-directional |
| REMOTE CONTROL | JBL Free X | Sennheiser CX 150BT |
|---|
| Controls | - | 3-button remote |
|---|
| CABLE | JBL Free X | Sennheiser CX 150BT |
|---|
| Cable Type | Micro-USB charge cable | USB-C charge cable |
|---|
| FEATURES | JBL Free X | Sennheiser CX 150BT |
|---|
| Features | True wireless | - |
|---|
| BATTERY AND CHARGING | JBL Free X | Sennheiser CX 150BT |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 4 hour(s) | 10 hour(s) | Sennheiser CX 150BT lasts longer on a single charge than the JBL Free X. |
| Charging Time | 2 hour(s) | - |
| WIRELESS LINK | JBL Free X | Sennheiser CX 150BT |
|---|
| Modulation Type | GFSK, 8-DPSK, DQPSK | - | |
|---|---|---|---|
| Radio Frequency Range | 2.402 - 2.480GHz | - |
| OTHERS | JBL Free X | Sennheiser CX 150BT |
|---|
| Included Accessories | 3 pairs of ear tips (small, medium, large), charging case, 2 pairs of ear sleeves (medium, large) | 4 pairs of ear tips (XS, S,M, L) | |
|---|---|---|---|
| Service & Support | Limited warranty - 1 year | Limited warranty - 2 years |
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