Detailed comparison and review of Jaybird X3 and Sennheiser CX 400BT. 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 | Jaybird X3 | Sennheiser CX 400BT |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Length | 49 cm | - | |
| Weight | 13.8 g | - | |
| Dimensions & Weight Details | Control unit: 1.2 cm x 0.6 cm x 4.25 cm | Earbud: 6 g Charging case: 37 g |
|
| Colour | Alpha | Black | Road rash | Sparta | White | Black | |
| Protection | Dust-resistant, sweat-resistant | - | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Jaybird X3 | Sennheiser CX 400BT |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.1 | Sennheiser CX 400BT have a more advanced version of Bluetooth than Jaybird X3. |
| Bluetooth Profiles | Serial Port Profile (SPP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Low Complexity Subband Coding (SBC) | 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 | - | Jaybird X3 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 5 - 21000 Hz | Sennheiser CX 400BT offer a larger frequency range than Jaybird X3. |
| Max Input Power | 12 mW | - | |
| Total Harmonic Distortion (THD) | - | 0.08% | |
| Sensitivity | 103 dB | - | |
| Impedance | 16 Ohm | - | |
| Max Sound Pressure | - | 107 dB | |
| Diaphragm | 5.8 mm | 7 mm | Sennheiser CX 400BT have a thicker diaphragm than Jaybird X3. |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Jaybird X3 | Sennheiser CX 400BT |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Audio Input Details | Omni-directional | - | |
| Sensitivity | -38 dB | - |
| REMOTE CONTROL | Jaybird X3 | Sennheiser CX 400BT |
|---|
| Controls | Power on/off, volume control | Volume control, answer/end, play/pause, next/previous track, reject call, pair mode, voice assistant, equaliser preset |
|---|
| CABLE | Jaybird X3 | Sennheiser CX 400BT |
|---|
| Cable Type | USB charge cable | USB-C to USB-A cable - detachable - straight - 25 cm |
|---|
| FEATURES | Jaybird X3 | Sennheiser CX 400BT |
|---|
| Features | - | Voice alerts, touch control | |
|---|---|---|---|
| Intelligent Assistant | - | Siri, Google Assistant |
| BATTERY AND CHARGING | Jaybird X3 | Sennheiser CX 400BT |
|---|
| Battery Type | Rechargeable | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 55 mAh | |
| Battery Life | 8 hour(s) | 7 hour(s) | Jaybird X3 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 |
|
| Standby Time | 200 hours | - | |
| Charging Time | 2.5 hour(s) | 1.5 hour(s) | Sennheiser CX 400BT recharge faster than Jaybird X3. |
| Included Qty | - | 2 |
| WIRELESS LINK | Jaybird X3 | Sennheiser CX 400BT |
|---|
| Radio Transmitter Power | - | 10 mW | |
|---|---|---|---|
| Radio Frequency Range | 2.4GHz | - |
| OTHERS | Jaybird X3 | Sennheiser CX 400BT |
|---|
| Included Accessories | Carrying pouch, 3 ear tips, clothing clip, 3 pairs of EarFins, charging clip, 3 sizes Comply isolation tips, cord management clips | 4 pairs of earpads (extra small, small, medium, large), charging case (420 mAh) | |
|---|---|---|---|
| Compatibility | iPhone, iPad, iPod, Android phone, BlackBerry, Windows phone | - | |
| Compliant Standards | - | Bluetooth Class 1, Directive 2006/66/EC, WEEE 2012/19/EU, Directive 2013/56/EU | |
| Service & Support | Limited warranty - 2 years | - |
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