In depth comparison and review of Sony WI-XB400 and Sennheiser CX True Wireless. 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 | Sony WI-XB400 | Sennheiser CX True Wireless |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 21 g | - | |
| Dimensions & Weight Details | - | Earbud: 6 g Charging case: 5.9 cm x 4.23 cm x 3.38 cm / 37 g |
|
| Colour | Black | Blue | Black | White | |
| Protection | - | Splashproof, IPX4 | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Sony WI-XB400 | Sennheiser CX True Wireless |
|---|
| Headphones Form Factor | In-ear - behind-the-neck mount | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | - | Closed | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.2 | Sennheiser CX True Wireless have a more advanced version of Bluetooth than Sony WI-XB400. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Serial Copy Management System (SCMS-T) | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | SBC, AAC | SBC, AAC, aptX | |
| Noise Isolating | - | Yes | Sennheiser CX True Wireless are equipped with a noise isolating function. |
| Sound Output Mode | - | Stereo | |
| Sound Effects | Extra Bass | Bass Boost | |
| Frequency Response | 20 - 20000 Hz | 5 - 21000 Hz | Sennheiser CX True Wireless offer a larger frequency range than Sony WI-XB400. |
| Total Harmonic Distortion (THD) | - | <0.08% | |
| Sensitivity | - | 110 dB | |
| Impedance | - | 16 Ohm | |
| Max Sound Pressure | - | 110 dB | |
| Diaphragm | 12 mm | 7 mm | Sony WI-XB400 have a thicker diaphragm than Sennheiser CX True Wireless. |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 1 | |
| Magnet Material | Neodymium | - | |
| Features | Magnetic ear buds | TrueResponse technology |
| MICROPHONE | Sony WI-XB400 | Sennheiser CX True Wireless |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Uni-directional | - | |
| Frequency Response | - | 100 - 10000 Hz | |
| Microphones Included | - | 4 |
| REMOTE CONTROL | Sony WI-XB400 | Sennheiser CX True Wireless |
|---|
| Controls | Multiple function button | - |
|---|
| CABLE | Sony WI-XB400 | Sennheiser CX True Wireless |
|---|
| Cable Type | USB-C charge cable - detachable - 20 cm | USB-C charge cable - detachable - 25 cm |
|---|
| FEATURES | Sony WI-XB400 | Sennheiser CX True Wireless |
|---|
| Features | - | Touch control | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | - | Yes | |
| Voice Control | - | Indirect | |
| Intelligent Assistant | Siri, Google Assistant | Siri, Google Assistant |
| BATTERY AND CHARGING | Sony WI-XB400 | Sennheiser CX True Wireless |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 60 mAh | |
| Battery Life | 15 hour(s) | 9 hour(s) | Sony WI-XB400 lasts longer on a single charge than the Sennheiser CX True Wireless. |
| Battery Life Details | - | Continuous playback (50% volume): up to 9 hours Continuous playback (with included charging case): up to 27 hours |
|
| Standby Time | 200 hours | - | |
| Charging Time | 3 hour(s) | 1.5 hour(s) | Sennheiser CX True Wireless recharge faster than Sony WI-XB400. |
| Included Qty | - | 2 |
| CONNECTIONS | Sony WI-XB400 | Sennheiser CX True Wireless |
|---|
| Connector Type | USB (power only) (USB Type-C) | - |
|---|
| OTHERS | Sony WI-XB400 | Sennheiser CX True Wireless |
|---|
| Included Accessories | Ear-buds | 4 pairs of earpads (extra small, small, medium, large), charging case (400 mAh) | |
|---|---|---|---|
| Compliant Standards | - | Bluetooth Class 1 |
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