In depth comparison and review of Sennheiser CX 400BT and Belkin SoundForm Immerse. 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 | Belkin SoundForm Immerse |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Dimensions & Weight Details | Earbud: 6 g Charging case: 37 g |
- | |
| Colour | White | Black | Black | White | |
| Protection | - | Sweat-resistant, IPX5, water-resistant | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Sennheiser CX 400BT | Belkin SoundForm Immerse |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | 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 | aptX | |
| Active Noise Cancelling | - | Yes | Belkin SoundForm Immerse are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Hybrid Active Noise Cancelling | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 5 - 21000 Hz | - | |
| Total Harmonic Distortion (THD) | 0.08% | - | |
| Max Sound Pressure | 107 dB | - | |
| Diaphragm | 7 mm | 12 mm | Belkin SoundForm Immerse have a thicker diaphragm than Sennheiser CX 400BT. |
| Magnet Material | - | Neodymium magnet | |
| Features | - | MultiPoint Technology, Google Fast Pair |
| MICROPHONE | Sennheiser CX 400BT | Belkin SoundForm Immerse |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphones Included | - | 3 |
| REMOTE CONTROL | Sennheiser CX 400BT | Belkin SoundForm Immerse |
|---|
| Controls | Volume control, answer/end, play/pause, next/previous track, reject call, pair mode, voice assistant, equaliser preset | - |
|---|
| CABLE | Sennheiser CX 400BT | Belkin SoundForm Immerse |
|---|
| Cable Type | USB-C to USB-A cable - detachable - straight - 25 cm | USB-C charge cable |
|---|
| FEATURES | Sennheiser CX 400BT | Belkin SoundForm Immerse |
|---|
| Features | Voice alerts, touch control | - | |
|---|---|---|---|
| Intelligent Assistant | Siri, Google Assistant | - |
| BATTERY AND CHARGING | Sennheiser CX 400BT | Belkin SoundForm Immerse |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - wireless charging | |
|---|---|---|---|
| Battery Capacity | 55 mAh | - | |
| Battery Life | 7 hour(s) | 8 hour(s) | Belkin SoundForm Immerse 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: up to 8 hours Continuous playback (with included charging case): up to 36 hours |
|
| Wireless Charging Standards | - | Qi | |
| Charging Time | 1.5 hour(s) | - | |
| Included Qty | 2 | - |
| WIRELESS LINK | Sennheiser CX 400BT | Belkin SoundForm Immerse |
|---|
| Radio Transmitter Power | 10 mW | - |
|---|
| OTHERS | Sennheiser CX 400BT | Belkin SoundForm Immerse |
|---|
| Included Accessories | 4 pairs of earpads (extra small, small, medium, large), charging case (420 mAh) | 3 pairs of silicone ear tips (small, medium, large), USB-C charging cable, wireless charging case, 3 pairs of ear wings (S/M/L) | |
|---|---|---|---|
| Software Included | - | Find my earphones | |
| Compatibility | - | iPhone, iPad, Android phone | |
| Compliant Standards | Bluetooth Class 1, Directive 2006/66/EC, WEEE 2012/19/EU, Directive 2013/56/EU | - |
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