Side by side comparison and review of Sennheiser CX 400BT and EPOS I SENNHEISER ADAPT 461. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Sennheiser CX 400BT | EPOS I SENNHEISER ADAPT 461 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 50 g | |
| Dimensions & Weight Details | Earbud: 6 g Charging case: 37 g |
- | |
| Colour | White | Black | Black with silver | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 20 m |
| SOUND QUALITY | Sennheiser CX 400BT | EPOS I SENNHEISER ADAPT 461 |
|---|
| 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 EPOS I SENNHEISER ADAPT 461. |
| 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 | aptX | |
| Active Noise Cancelling | - | Yes | EPOS I SENNHEISER ADAPT 461 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Hybrid ANC | |
| Volume Limiting Function | - | Yes | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 5 - 21000 Hz | 20 - 20000 Hz | Sennheiser CX 400BT offer a larger frequency range than EPOS I SENNHEISER ADAPT 461. |
| Total Harmonic Distortion (THD) | 0.08% | - | |
| Max Sound Pressure | 107 dB | 118 dB | |
| Diaphragm | 7 mm | - | |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | EPOS I SENNHEISER ADAPT 461 have the ability to connect to multiple devices simultaneously. |
| Magnet Material | - | Neodymium | |
| Features | - | Audio prompts |
| MICROPHONE | Sennheiser CX 400BT | EPOS I SENNHEISER ADAPT 461 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | - | Beamforming | |
| Noise Cancelling | - | Yes | EPOS I SENNHEISER ADAPT 461 microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 10000 Hz | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Sennheiser CX 400BT | EPOS I SENNHEISER ADAPT 461 |
|---|
| Controls | Volume control, answer/end, play/pause, next/previous track, reject call, pair mode, voice assistant, equaliser preset | Mute, volume, answer/end, voice assistant, ANC on/off |
|---|
| CABLE | Sennheiser CX 400BT | EPOS I SENNHEISER ADAPT 461 |
|---|
| Cable Type | USB-C to USB-A cable - detachable - straight - 25 cm | USB-C to micro-USB cable |
|---|
| FEATURES | Sennheiser CX 400BT | EPOS I SENNHEISER ADAPT 461 |
|---|
| Features | Voice alerts, touch control | Vibrating call alert, EPOS ActiveGard | |
|---|---|---|---|
| Intelligent Assistant | Siri, Google Assistant | - |
| BATTERY AND CHARGING | Sennheiser CX 400BT | EPOS I SENNHEISER ADAPT 461 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | 55 mAh | 240 mAh | EPOS I SENNHEISER ADAPT 461 have a higher battery capacity than Sennheiser CX 400BT. |
| Battery Life | 7 hour(s) | 15 hour(s) | EPOS I SENNHEISER ADAPT 461 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 |
Continuous playback (noise cancelling OFF): up to 15 hours Continuous talk (noise cancelling OFF): up to 14 hours Continuous playback (noise cancelling ON): up to 14 hours Continuous talk (noise cancelling ON): up to 13 hours |
|
| Standby Time | - | 216 hours | |
| Charging Time | 1.5 hour(s) | 2 hour(s) | Sennheiser CX 400BT recharge faster than Sennheiser CX 400BT. |
| Included Qty | 2 | - |
| WIRELESS LINK | Sennheiser CX 400BT | EPOS I SENNHEISER ADAPT 461 |
|---|
| Radio Transmitter Power | 10 mW | - |
|---|
| OTHERS | Sennheiser CX 400BT | EPOS I SENNHEISER ADAPT 461 |
|---|
| Included Accessories | 4 pairs of earpads (extra small, small, medium, large), charging case (420 mAh) | Carrying case, 4 pairs of ear tips, BTD 800 USB-C dongle | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams | |
| 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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