In depth comparison and review of Sennheiser MOMENTUM Free and RHA CL2 Planar. 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 MOMENTUM Free | RHA CL2 Planar |
|---|
| Product Type | Earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless - 3.5 mm jack, 2.5 mm jack | |
|---|---|---|---|
| Weight | 40 g | 9 g | RHA CL2 Planar are lighter than Sennheiser MOMENTUM Free headphones. |
| Colour | Black, red | - | |
| Earpad Material | Stainless steel | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Sennheiser MOMENTUM Free | RHA CL2 Planar |
|---|
| Headphones Form Factor | In-ear | In-ear - neckband | |
|---|---|---|---|
| Headphones Technology | Dynamic | Planar magnetic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | - | |
| 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, apt-X LL | aptX | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 15 - 22000 Hz | 16 - 45000 Hz | RHA CL2 Planar offer a larger frequency range than Sennheiser MOMENTUM Free. |
| Max Input Power | - | 10 mW | |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 118 dB | 89 dB/mW | Sennheiser MOMENTUM Free have higher sensitivity than RHA CL2 Planar. |
| Impedance | 28 Ohm | 15 Ohm | |
| Max Sound Pressure | 112 dB | - | |
| Diaphragm | - | 10 mm | |
| 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 | RHA CL2 Planar |
|---|
| Type | On-cable | - | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Sensitivity | -44 dBV/Pascal | - |
| REMOTE CONTROL | Sennheiser MOMENTUM Free | RHA CL2 Planar |
|---|
| Controls | Volume, answer/end, next/previous track, reject call | - |
|---|
| CABLE | Sennheiser MOMENTUM Free | RHA CL2 Planar |
|---|
| Cable Type | USB charge cable - detachable | MMCX to mini-phone 3.5 mm cable - detachable - OFC - straight MMCX to sub-mini-phone 2.5 mm cable - detachable - straight USB-C charge cable |
|
|---|---|---|---|
| Detachable Cable | - | Yes |
| BATTERY AND CHARGING | Sennheiser MOMENTUM Free | RHA CL2 Planar |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 86 mAh | - | |
| Battery Life | 6 hour(s) | - | |
| Charging Time | 1.5 hour(s) | - |
| CONNECTIONS | Sennheiser MOMENTUM Free | RHA CL2 Planar |
|---|
| Connector Type | - | 2 x headphones (MMCX) |
|---|
| OTHERS | Sennheiser MOMENTUM Free | RHA CL2 Planar |
|---|
| Included Accessories | Carrying case, 4 pairs of ear tips (XS, S,M, L) | Carrying pouch, airplane adapter, 3 pairs of Comply foam ear tips, adjustable sports clip, 6 pairs of dual density ear tips (small, medium, large), ear tips holder, 3 pairs of double flange ear tips (small, medium, large), flight case | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 3 years |
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