Detailed comparison and review of Sennheiser CX 400BT and ASUS ROG Cetra True Wireless. 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 | Sennheiser CX 400BT | ASUS ROG Cetra True Wireless |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Dimensions & Weight Details | Earbud: 6 g Charging case: 37 g |
Charging case: 42 g Earphone: 5 g |
|
| Colour | White | Black | Black | |
| Protection | - | Splashproof, IPX4 | |
| Design | - | Games | |
| Recommended Use | Portable electronics | Game console, portable electronics, computer | |
| Gaming | - | Yes |
| SOUND QUALITY | Sennheiser CX 400BT | ASUS ROG Cetra True Wireless |
|---|
| Headphones Form Factor | In-ear | 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 | - | |
| Active Noise Cancelling | - | Yes | ASUS ROG Cetra True Wireless are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Hybrid ANC | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | 7.1 Channel Virtual Surround Sound | |
| Frequency Response | 5 - 21000 Hz | 20 - 20000 Hz | Sennheiser CX 400BT offer a larger frequency range than ASUS ROG Cetra True Wireless. |
| Total Harmonic Distortion (THD) | 0.08% | - | |
| Impedance | - | 32 Ohm | |
| Max Sound Pressure | 107 dB | - | |
| Diaphragm | 7 mm | 10 mm | ASUS ROG Cetra True Wireless have a thicker diaphragm than Sennheiser CX 400BT. |
| Magnet Material | - | Neodymium |
| MICROPHONE | Sennheiser CX 400BT | ASUS ROG Cetra True Wireless |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | Sennheiser CX 400BT | ASUS ROG Cetra True Wireless |
|---|
| Controls | Volume control, answer/end, play/pause, next/previous track, reject call, pair mode, voice assistant, equaliser preset | Play/pause, next/previous track, voice assistant, ANC on/off, game mode on/off, ANC mode |
|---|
| CABLE | Sennheiser CX 400BT | ASUS ROG Cetra True Wireless |
|---|
| Cable Type | USB-C to USB-A cable - detachable - straight - 25 cm | Charging cable - 60 cm |
|---|
| FEATURES | Sennheiser CX 400BT | ASUS ROG Cetra True Wireless |
|---|
| Features | Voice alerts, touch control | Touch control | |
|---|---|---|---|
| Intelligent Assistant | Siri, Google Assistant | - |
| BATTERY AND CHARGING | Sennheiser CX 400BT | ASUS ROG Cetra True Wireless |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - wireless charging | |
|---|---|---|---|
| Battery Capacity | 55 mAh | - | |
| Battery Life | 7 hour(s) | 5.5 hour(s) | Sennheiser CX 400BT lasts longer on a single charge than the ASUS ROG Cetra True Wireless. |
| Battery Life Details | Continuous playback (50% volume): up to 7 hours Continuous playback (with included charging case): up to 20 hours |
Continuous playback (noise cancelling ON): up to 4.8 hours Continuous playback (noise cancelling OFF): up to 5.5 hours Continuous playback (noise cancelling OFF / with included charging case): up to 27 hours Continuous playback (noise cancelling ON / with included charging case): up to 21.8 hours |
|
| Charging Time | 1.5 hour(s) | - | |
| Included Qty | 2 | - |
| WIRELESS LINK | Sennheiser CX 400BT | ASUS ROG Cetra True Wireless |
|---|
| Radio Transmitter Power | 10 mW | - |
|---|
| OTHERS | Sennheiser CX 400BT | ASUS ROG Cetra True Wireless |
|---|
| Included Accessories | 4 pairs of earpads (extra small, small, medium, large), charging case (420 mAh) | 2 pairs of ear tips | |
|---|---|---|---|
| Compliant Standards | Bluetooth Class 1, Directive 2006/66/EC, WEEE 2012/19/EU, Directive 2013/56/EU | IPX4 | |
| Service & Support | - | Limited warranty - 2 years |
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