Side by side comparison and review of Sennheiser MOMENTUM Free and Sennheiser CX 350BT. 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 MOMENTUM Free | Sennheiser CX 350BT |
|---|
| Product Type | Earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 40 g | 13 g | Sennheiser CX 350BT are lighter than Sennheiser MOMENTUM Free headphones. |
| Colour | Black, red | Black | White | |
| Earpad Material | Stainless steel | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Sennheiser MOMENTUM Free | Sennheiser CX 350BT |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.0 | Sennheiser CX 350BT have a more advanced version of Bluetooth than Sennheiser MOMENTUM Free. |
| 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, apt-X LL | SBC, AAC, apt-X LL | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 15 - 22000 Hz | 20 - 20000 Hz | Sennheiser MOMENTUM Free offer a larger frequency range than Sennheiser CX 350BT. |
| Total Harmonic Distortion (THD) | <0.5% | 0.5% | Both headphones have the same total harmonic distortion. |
| Sensitivity | 118 dB | - | |
| Impedance | 28 Ohm | - | |
| Max Sound Pressure | 112 dB | 110 dB | |
| Simultaneously Connectable Devices Qty (Multipoint) | 2 | - | Sennheiser MOMENTUM Free have the ability to connect to multiple devices simultaneously. |
| Features | Voice control | - |
| MICROPHONE | Sennheiser MOMENTUM Free | Sennheiser CX 350BT |
|---|
| Type | On-cable | On-cable | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | Mono | |
| Audio Input Details | - | Omni-directional | |
| Sensitivity | -44 dBV/Pascal | - |
| REMOTE CONTROL | Sennheiser MOMENTUM Free | Sennheiser CX 350BT |
|---|
| Controls | Volume, answer/end, next/previous track, reject call | Answer/end, play/pause, next/previous track |
|---|
| CABLE | Sennheiser MOMENTUM Free | Sennheiser CX 350BT |
|---|
| Cable Type | USB charge cable - detachable | - |
|---|
| BATTERY AND CHARGING | Sennheiser MOMENTUM Free | Sennheiser CX 350BT |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 86 mAh | - | |
| Battery Life | 6 hour(s) | 10 hour(s) | Sennheiser CX 350BT lasts longer on a single charge than the Sennheiser MOMENTUM Free. |
| Battery Life Details | - | Continuous playback: up to 10 hours Standby: up to 340 hours |
|
| Charging Time | 1.5 hour(s) | - |
| OTHERS | Sennheiser MOMENTUM Free | Sennheiser CX 350BT |
|---|
| Included Accessories | Carrying case, 4 pairs of ear tips (XS, S,M, L) | 4 pairs of earpads (extra small, small, medium, large) | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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