In depth comparison and review of Sennheiser CX 400BT and Sony WI-C100. 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 | Sennheiser CX 400BT | Sony WI-C100 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 20 g | |
| Dimensions & Weight Details | Earbud: 6 g Charging case: 37 g |
- | |
| Colour | White | Black | Black | Beige | Blue | White | |
| Protection | - | Splashproof | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Sennheiser CX 400BT | Sony WI-C100 |
|---|
| Headphones Form Factor | In-ear | In-ear - neckband | |
|---|---|---|---|
| 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 Sony WI-C100. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | SBC, AAC, aptX | SBC, AAC | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Digital Sound Enhancement Engine (DSEE) | |
| Frequency Response | 5 - 21000 Hz | 20 - 20000 Hz | Sennheiser CX 400BT offer a larger frequency range than Sony WI-C100. |
| Total Harmonic Distortion (THD) | 0.08% | - | |
| Max Sound Pressure | 107 dB | - | |
| Diaphragm | 7 mm | 9 mm | Sony WI-C100 have a thicker diaphragm than Sennheiser CX 400BT. |
| MICROPHONE | Sennheiser CX 400BT | Sony WI-C100 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Type | - | On-cable |
| REMOTE CONTROL | Sennheiser CX 400BT | Sony WI-C100 |
|---|
| Controls | Volume control, answer/end, play/pause, next/previous track, reject call, pair mode, voice assistant, equaliser preset | Volume, play/pause, skip track, voice assistant |
|---|
| CABLE | Sennheiser CX 400BT | Sony WI-C100 |
|---|
| Cable Type | USB-C to USB-A cable - detachable - straight - 25 cm | - |
|---|
| FEATURES | Sennheiser CX 400BT | Sony WI-C100 |
|---|
| Features | Voice alerts, touch control | - | |
|---|---|---|---|
| Intelligent Assistant | Siri, Google Assistant | - |
| BATTERY AND CHARGING | Sennheiser CX 400BT | Sony WI-C100 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 55 mAh | - | |
| Battery Life | 7 hour(s) | 25 hour(s) | Sony WI-C100 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 |
- | |
| Charging Time | 1.5 hour(s) | 3 hour(s) | Sennheiser CX 400BT recharge faster than Sennheiser CX 400BT. |
| Included Qty | 2 | - |
| WIRELESS LINK | Sennheiser CX 400BT | Sony WI-C100 |
|---|
| Radio Transmitter Power | 10 mW | - |
|---|
| CONNECTIONS | Sennheiser CX 400BT | Sony WI-C100 |
|---|
| Connector Type | - | USB (power only) (USB Type-C) |
|---|
| OTHERS | Sennheiser CX 400BT | Sony WI-C100 |
|---|
| Included Accessories | 4 pairs of earpads (extra small, small, medium, large), charging case (420 mAh) | 3 pairs of ear tips (small, medium, large) | |
|---|---|---|---|
| Compliant Standards | Bluetooth Class 1, Directive 2006/66/EC, WEEE 2012/19/EU, Directive 2013/56/EU | IPX4 |
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