Side by side comparison and review of Sennheiser CX 400BT and JBL TUNE 125TWS. 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 CX 400BT | JBL TUNE 125TWS |
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Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
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Weight | - | 73 g | |
Dimensions & Weight Details | Earbud: 6 g Charging case: 37 g |
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Colour | White | Black | Blue | Pink | Black | White | |
Recommended Use | Portable electronics | Portable electronics |
SOUND QUALITY | Sennheiser CX 400BT | JBL TUNE 125TWS |
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Headphones Form Factor | In-ear | In-ear | |
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Headphones Technology | Dynamic | Dynamic | |
Connectivity Technology | Wireless | Wireless | |
Wireless Technology | Bluetooth | Bluetooth | |
Bluetooth Version | Bluetooth 5.1 | Bluetooth 5.0 | Sennheiser CX 400BT have a more advanced version of Bluetooth than JBL TUNE 125TWS. |
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 | - | |
Sound Output Mode | Stereo | Stereo | |
Sound Effects | - | Pure Bass | |
Frequency Response | 5 - 21000 Hz | 20 - 20000 Hz | Sennheiser CX 400BT offer a larger frequency range than JBL TUNE 125TWS. |
Total Harmonic Distortion (THD) | 0.08% | - | |
Sensitivity | - | 96 dB/mW | |
Impedance | - | 14 Ohm | |
Max Sound Pressure | 107 dB | 96 dB | |
Diaphragm | 7 mm | 5.8 mm | Sennheiser CX 400BT have a thicker diaphragm than JBL TUNE 125TWS. |
MICROPHONE | Sennheiser CX 400BT | JBL TUNE 125TWS |
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Form Factor | Built-in | Built-in | |
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Sensitivity | - | -38 dBV/Pascal |
REMOTE CONTROL | Sennheiser CX 400BT | JBL TUNE 125TWS |
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Controls | Volume control, answer/end, play/pause, next/previous track, reject call, pair mode, voice assistant, equaliser preset | Mute, power on/off, answer/end, play/pause, next/previous track, pair mode, voice assistant |
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CABLE | Sennheiser CX 400BT | JBL TUNE 125TWS |
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Cable Type | USB-C to USB-A cable - detachable - straight - 25 cm | USB-C charge cable - detachable |
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FEATURES | Sennheiser CX 400BT | JBL TUNE 125TWS |
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Features | Voice alerts, touch control | - | |
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Intelligent Assistant | Siri, Google Assistant | Siri, Google Assistant, Bixby |
BATTERY AND CHARGING | Sennheiser CX 400BT | JBL TUNE 125TWS |
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Battery Type | Headphone battery rechargeable - Lithium Ion | 2 x headphone battery rechargeable - Lithium Ion | |
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Battery Capacity | 55 mAh | 85 mAh | JBL TUNE 125TWS have a higher battery capacity than Sennheiser CX 400BT. |
Battery Life | 7 hour(s) | 8 hour(s) | JBL TUNE 125TWS lasts longer on a single charge than the Sennheiser CX 400BT. |
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 32 hours Continuous playback: up to 8 hours |
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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 TUNE 125TWS |
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Radio Transmitter Power | 10 mW | - |
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OTHERS | Sennheiser CX 400BT | JBL TUNE 125TWS |
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Included Accessories | 4 pairs of earpads (extra small, small, medium, large), charging case (420 mAh) | 3 pairs of ear tips (small, medium, large), USB-C charging cable, charging case (850 mAh) | |
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Compliant Standards | Bluetooth Class 1, Directive 2006/66/EC, WEEE 2012/19/EU, Directive 2013/56/EU | - | |
Service & Support | - | Limited warranty - 1 year |