Side by side comparison and review of Sennheiser HD 1 In-Ear Wireless and JBL Free X. 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 | Sennheiser HD 1 In-Ear Wireless | JBL Free X |
|---|
| Product Type | Earphones - Bluetooth - wireless - NFC | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 99 g | |
| Colour | - | Black | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Sennheiser HD 1 In-Ear Wireless | JBL Free X |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 4.2 | JBL Free X have a more advanced version of Bluetooth than Sennheiser HD 1 In-Ear Wireless. |
| 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) | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 15 - 22000 Hz | 10 - 22000 Hz | JBL Free X offer a larger frequency range than Sennheiser HD 1 In-Ear Wireless. |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Max Sound Pressure | 112 dB | - | |
| Diaphragm | - | 5.6 mm |
| MICROPHONE | Sennheiser HD 1 In-Ear Wireless | JBL Free X |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Sensitivity | -44 dBV/Pascal | - |
| CABLE | Sennheiser HD 1 In-Ear Wireless | JBL Free X |
|---|
| Cable Type | USB charge cable | Micro-USB charge cable |
|---|
| FEATURES | Sennheiser HD 1 In-Ear Wireless | JBL Free X |
|---|
| Features | - | True wireless |
|---|
| BATTERY AND CHARGING | Sennheiser HD 1 In-Ear Wireless | JBL Free X |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 170 mAh | - | |
| Battery Life | 10 hour(s) | 4 hour(s) | Sennheiser HD 1 In-Ear Wireless lasts longer on a single charge than the JBL Free X. |
| Charging Time | 1.5 hour(s) | 2 hour(s) | Sennheiser HD 1 In-Ear Wireless recharge faster than Sennheiser HD 1 In-Ear Wireless. |
| WIRELESS LINK | Sennheiser HD 1 In-Ear Wireless | JBL Free X |
|---|
| Modulation Type | - | GFSK, 8-DPSK, DQPSK | |
|---|---|---|---|
| Radio Frequency Range | - | 2.402 - 2.480GHz |
| OTHERS | Sennheiser HD 1 In-Ear Wireless | JBL Free X |
|---|
| Included Accessories | Carrying case, 4 pairs of earpads (extra small, small, medium, large) | 3 pairs of ear tips (small, medium, large), charging case, 2 pairs of ear sleeves (medium, large) | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 1 year |
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