In depth comparison and review of JLab Audio Fit Sport Wireless Fitness Earbuds and Sennheiser CX 400BT. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | JLab Audio Fit Sport Wireless Fitness Earbuds | Sennheiser CX 400BT |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 1.91 cm | - | |
| Width | 1.91 cm | - | |
| Depth | 2.54 cm | - | |
| Weight | 27.2 g | - | |
| Dimensions & Weight Details | - | Earbud: 6 g Charging case: 37 g |
|
| Colour | Black | Black, blue | White | Black | |
| Protection | Splashproof, sweat-resistant, water-resistant | - | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | JLab Audio Fit Sport Wireless Fitness Earbuds | Sennheiser CX 400BT |
|---|
| Headphones Form Factor | In-ear - over-the-ear mount | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.1 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX | |
| Noise Isolating | Yes | - | JLab Audio Fit Sport Wireless Fitness Earbuds are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 5 - 21000 Hz | |
| Total Harmonic Distortion (THD) | - | 0.08% | |
| Max Sound Pressure | - | 107 dB | |
| Diaphragm | - | 7 mm | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | JLab Audio Fit Sport Wireless Fitness Earbuds | Sennheiser CX 400BT |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - |
| REMOTE CONTROL | JLab Audio Fit Sport Wireless Fitness Earbuds | Sennheiser CX 400BT |
|---|
| Controls | Volume, play/pause, next/previous track | Volume control, answer/end, play/pause, next/previous track, reject call, pair mode, voice assistant, equaliser preset |
|---|
| CABLE | JLab Audio Fit Sport Wireless Fitness Earbuds | Sennheiser CX 400BT |
|---|
| Cable Type | Micro-USB cable | USB-C to USB-A cable - detachable - straight - 25 cm |
|---|
| FEATURES | JLab Audio Fit Sport Wireless Fitness Earbuds | Sennheiser CX 400BT |
|---|
| Features | - | Voice alerts, touch control | |
|---|---|---|---|
| Intelligent Assistant | Siri, Google Assistant | Siri, Google Assistant |
| BATTERY AND CHARGING | JLab Audio Fit Sport Wireless Fitness Earbuds | Sennheiser CX 400BT |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 55 mAh | |
| Battery Life | 6 hour(s) | 7 hour(s) | Sennheiser CX 400BT lasts longer on a single charge than the JLab Audio Fit Sport Wireless Fitness Earbuds. |
| Battery Life Details | - | Continuous playback (50% volume): up to 7 hours Continuous playback (with included charging case): up to 20 hours |
|
| Charging Time | - | 1.5 hour(s) | |
| Included Qty | - | 2 |
| WIRELESS LINK | JLab Audio Fit Sport Wireless Fitness Earbuds | Sennheiser CX 400BT |
|---|
| Radio Transmitter Power | - | 10 mW |
|---|
| OTHERS | JLab Audio Fit Sport Wireless Fitness Earbuds | Sennheiser CX 400BT |
|---|
| Included Accessories | Cable clip, 7 pairs of ear tips | 4 pairs of earpads (extra small, small, medium, large), charging case (420 mAh) | |
|---|---|---|---|
| Compliant Standards | - | Bluetooth Class 1, Directive 2006/66/EC, WEEE 2012/19/EU, Directive 2013/56/EU | |
| Service & Support | Limited warranty - parts and labour - 2 years | - |
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