In depth comparison and review of Sennheiser MOMENTUM Free and Poly - Plantronics Backbeat Pro 5100 (Right Earbud). 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 | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 40 g | 5.8 g | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) are lighter than Sennheiser MOMENTUM Free headphones. |
| Dimensions & Weight Details | - | Charging case with earphones: 38.6 g | |
| Colour | Black, red | Black | |
| Earpad Material | Stainless steel | - | |
| Protection | - | Sweat-resistant, water-resistant | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | 10 m | The maximum operating distance of both headphones is the same. |
| SOUND QUALITY | Sennheiser MOMENTUM Free | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.0 | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) 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), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | SBC, AAC, aptX, apt-X LL | - | |
| Active Noise Cancelling | - | Yes | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | WindSmart technology | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 15 - 22000 Hz | 20 - 20000 Hz | Sennheiser MOMENTUM Free offer a larger frequency range than Poly - Plantronics Backbeat Pro 5100 (Right Earbud). |
| Total Harmonic Distortion (THD) | <0.5% | <3% | Sennheiser MOMENTUM Free have lower total harmonic distortion than Sennheiser MOMENTUM Free. |
| Sensitivity | 118 dB | 94 dB | Sennheiser MOMENTUM Free have higher sensitivity than Poly - Plantronics Backbeat Pro 5100 (Right Earbud). |
| Impedance | 28 Ohm | 16 Ohm | |
| Max Sound Pressure | 112 dB | - | |
| Diaphragm | - | 5.8 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 | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Sensitivity | -44 dBV/Pascal | - |
| REMOTE CONTROL | Sennheiser MOMENTUM Free | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) |
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| Controls | Volume, answer/end, next/previous track, reject call | Mute, volume, answer/end, play/pause, skip track, voice assistant |
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| CABLE | Sennheiser MOMENTUM Free | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) |
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| Cable Type | USB charge cable - detachable | Micro-USB charge cable - detachable |
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| FEATURES | Sennheiser MOMENTUM Free | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) |
|---|
| Features | - | Voice alerts | |
|---|---|---|---|
| Additional Functions | - | DSP |
| BATTERY AND CHARGING | Sennheiser MOMENTUM Free | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | 86 mAh | 60 mAh | Sennheiser MOMENTUM Free have a higher battery capacity than Poly - Plantronics Backbeat Pro 5100 (Right Earbud). |
| Battery Life | 6 hour(s) | 6.5 hour(s) | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) lasts longer on a single charge than the Sennheiser MOMENTUM Free. |
| Battery Life Details | - | Continuous playback: up to 6.5 hours Continuous talk: up to 4 hours Continuous playback (with included charging case): up to 19 hours |
|
| Charging Time | 1.5 hour(s) | 2 hour(s) | Sennheiser MOMENTUM Free recharge faster than Sennheiser MOMENTUM Free. |
| OTHERS | Sennheiser MOMENTUM Free | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) |
|---|
| Included Accessories | Carrying case, 4 pairs of ear tips (XS, S,M, L) | 2 pairs of ear tips (small, large), charging case (440 mAh) | |
|---|---|---|---|
| Compliant Standards | - | IP54 |
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