Detailed comparison and review of Sennheiser CX 400BT and JBL LIVE FREE NC+ TWS. 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 | Sennheiser CX 400BT | JBL LIVE FREE NC+ TWS |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 14.6 g | |
| Dimensions & Weight Details | Earbud: 6 g Charging case: 37 g |
Charging case: | |
| Colour | White | Black | Black | Rose | Blue | White | |
| Protection | - | Sweat-resistant, water-resistant, IPX7 | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Sennheiser CX 400BT | JBL LIVE FREE NC+ TWS |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.1 | Bluetooth 5.1 | Both headphones have the same Bluetooth version. |
| 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) | |
| Bluetooth Audio Codec | SBC, AAC, aptX | - | |
| Active Noise Cancelling | - | Yes | JBL LIVE FREE NC+ TWS are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Signature Sound | |
| Frequency Response | 5 - 21000 Hz | 20 - 20000 Hz | Sennheiser CX 400BT offer a larger frequency range than JBL LIVE FREE NC+ TWS. |
| Total Harmonic Distortion (THD) | 0.08% | - | |
| Sensitivity | - | 96 dB | |
| Impedance | - | 16 Ohm | |
| Max Sound Pressure | 107 dB | 94 dB | |
| Diaphragm | 7 mm | 6.8 mm | Sennheiser CX 400BT have a thicker diaphragm than JBL LIVE FREE NC+ TWS. |
| Features | - | TalkThru technology, Ambient Aware |
| MICROPHONE | Sennheiser CX 400BT | JBL LIVE FREE NC+ TWS |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Sensitivity | - | -26 dBV/Pascal |
| REMOTE CONTROL | Sennheiser CX 400BT | JBL LIVE FREE NC+ TWS |
|---|
| Controls | Volume control, answer/end, play/pause, next/previous track, reject call, pair mode, voice assistant, equaliser preset | Voice assistant |
|---|
| CABLE | Sennheiser CX 400BT | JBL LIVE FREE NC+ TWS |
|---|
| Cable Type | USB-C to USB-A cable - detachable - straight - 25 cm | - |
|---|
| FEATURES | Sennheiser CX 400BT | JBL LIVE FREE NC+ TWS |
|---|
| Features | Voice alerts, touch control | - | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | - | Yes | |
| Intelligent Assistant | Siri, Google Assistant | Google Assistant, Alexa |
| BATTERY AND CHARGING | Sennheiser CX 400BT | JBL LIVE FREE NC+ TWS |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | 2 x headphone battery rechargeable - Lithium Ion - - wireless charging | |
|---|---|---|---|
| Battery Capacity | 55 mAh | 50 mAh | Sennheiser CX 400BT have a higher battery capacity than JBL LIVE FREE NC+ TWS. |
| Battery Life | 7 hour(s) | 7 hour(s) | Both headphones last the same amount of time on a single charge. |
| Battery Life Details | Continuous playback (50% volume): up to 7 hours Continuous playback (with included charging case): up to 20 hours |
Continuous playback (with included charging case): up to 21 hours Continuous playback (active noise-cancelling on) (noise cancelling ON / Bluetooth): up to 6 hours Continuous playback (active noise-cancelling off) (noise cancelling OFF / Bluetooth): up to 7 hours |
|
| Charging Time | 1.5 hour(s) | 2 hour(s) | Sennheiser CX 400BT recharge faster than Sennheiser CX 400BT. |
| Included Qty | 2 | 2 |
| WIRELESS LINK | Sennheiser CX 400BT | JBL LIVE FREE NC+ TWS |
|---|
| Radio Transmitter Power | 10 mW | - |
|---|
| OTHERS | Sennheiser CX 400BT | JBL LIVE FREE NC+ TWS |
|---|
| Included Accessories | 4 pairs of earpads (extra small, small, medium, large), charging case (420 mAh) | 3 pairs of ear tips (small, medium, large), 2 pairs of ear sleeves, USB-C charging cable, charging case (300 mAh) | |
|---|---|---|---|
| Compliant Standards | Bluetooth Class 1, Directive 2006/66/EC, WEEE 2012/19/EU, Directive 2013/56/EU | - | |
| Service & Support | - | Limited warranty - 1 year |
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