In depth comparison and review of Poly - Plantronics Backbeat Pro 5100 (Right Earbud) and Sennheiser CX Plus. 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 | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) | Sennheiser CX Plus |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 5.8 g | - | |
| Dimensions & Weight Details | Charging case with earphones: 38.6 g | Earbud: 5.9 cm x 3.38 cm x 4.23 cm / 6 g Charging case: 35 g |
|
| Colour | Black | White | Black | |
| Protection | Sweat-resistant, water-resistant | Splashproof, IPX4 | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) | Sennheiser CX Plus |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.2 | Sennheiser CX Plus have a more advanced version of Bluetooth than Poly - Plantronics Backbeat Pro 5100 (Right Earbud). |
| Bluetooth Profiles | Hands-Free Profile (HFP), 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, aptX Adaptive | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | WindSmart technology | - | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Bass Boost | |
| Frequency Response | 20 - 20000 Hz | 5 - 21000 Hz | Sennheiser CX Plus offer a larger frequency range than Poly - Plantronics Backbeat Pro 5100 (Right Earbud). |
| Total Harmonic Distortion (THD) | <3% | - | |
| Sensitivity | 94 dB | - | |
| Impedance | 16 Ohm | - | |
| Diaphragm | 5.8 mm | 7 mm | Sennheiser CX Plus have a thicker diaphragm than Poly - Plantronics Backbeat Pro 5100 (Right Earbud). |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 1 | |
| Features | - | TrueResponse technology |
| MICROPHONE | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) | Sennheiser CX Plus |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Frequency Response | - | 100 - 10000 Hz | |
| Microphones Included | - | 4 |
| REMOTE CONTROL | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) | Sennheiser CX Plus |
|---|
| Controls | Mute, volume, answer/end, play/pause, skip track, voice assistant | - |
|---|
| CABLE | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) | Sennheiser CX Plus |
|---|
| Cable Type | Micro-USB charge cable - detachable | USB-C charge cable - detachable |
|---|
| FEATURES | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) | Sennheiser CX Plus |
|---|
| Features | Voice alerts | Touch control | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | - | Yes | |
| Intelligent Assistant | - | Siri, Google Assistant | |
| Additional Functions | DSP | - |
| BATTERY AND CHARGING | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) | Sennheiser CX Plus |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 60 mAh | 55 mAh | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) have a higher battery capacity than Sennheiser CX Plus. |
| Battery Life | 6.5 hour(s) | - | |
| 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 |
Continuous playback (with included charging case): up to 24 hours | |
| Charging Time | 2 hour(s) | 1.5 hour(s) | Sennheiser CX Plus recharge faster than Poly - Plantronics Backbeat Pro 5100 (Right Earbud). |
| Included Qty | - | 2 |
| OTHERS | Poly - Plantronics Backbeat Pro 5100 (Right Earbud) | Sennheiser CX Plus |
|---|
| Included Accessories | 2 pairs of ear tips (small, large), charging case (440 mAh) | 4 pairs of earpads (extra small, small, medium, large), charging case (420 mAh) | |
|---|---|---|---|
| Compliant Standards | IP54 | - | |
| Service & Support | - | Limited warranty - 2 years |
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