Side by side comparison and review of Poly - Plantronics Backbeat 505 and Sennheiser PXC 550-II. 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 | Poly - Plantronics Backbeat 505 | Sennheiser PXC 550-II |
|---|
| Product Type | Headphones - Bluetooth - wireless - 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Series | 500 Series | - | |
| Height | - | 17.4 cm | |
| Width | - | 13.6 cm | |
| Depth | - | 6.3 cm | |
| Weight | 155 g | 227 g | Poly - Plantronics Backbeat 505 are lighter than Poly - Plantronics Backbeat 505 headphones. |
| Colour | Dark grey | - | |
| Earpad Material | Memory foam | - | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Poly - Plantronics Backbeat 505 | Sennheiser PXC 550-II |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | Sennheiser PXC 550-II can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | Sennheiser PXC 550-II have a more advanced version of Bluetooth than Poly - Plantronics Backbeat 505. |
| 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 | |
| Active Noise Cancelling | - | Yes | Sennheiser PXC 550-II are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 17 - 23000 Hz | |
| Total Harmonic Distortion (THD) | - | <0.5% | |
| Sensitivity | - | 110 dB | |
| Impedance | - | 490 Ohm | |
| Diaphragm | 40 mm | 32 mm | Poly - Plantronics Backbeat 505 have a thicker diaphragm than Sennheiser PXC 550-II. |
| MICROPHONE | Poly - Plantronics Backbeat 505 | Sennheiser PXC 550-II |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Frequency Response | - | 50 - 10000 Hz | |
| Sensitivity | - | -34 dBV/Pascal | |
| Microphones Included | - | 3 |
| REMOTE CONTROL | Poly - Plantronics Backbeat 505 | Sennheiser PXC 550-II |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | Mute, volume, answer/end, hold, play/pause, next/previous track |
|---|
| CABLE | Poly - Plantronics Backbeat 505 | Sennheiser PXC 550-II |
|---|
| Cable Type | - | USB charge cable Audio cable |
|
|---|---|---|---|
| Detachable Cable | - | Yes |
| FEATURES | Poly - Plantronics Backbeat 505 | Sennheiser PXC 550-II |
|---|
| Internet of Things (IoT) Compatible | - | Yes | |
|---|---|---|---|
| Intelligent Assistant | - | Siri, Google Assistant, Alexa | |
| Additional Functions | - | Touch panel |
| BATTERY AND CHARGING | Poly - Plantronics Backbeat 505 | Sennheiser PXC 550-II |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - lithium | |
|---|---|---|---|
| Battery Life | 18 hour(s) | 30 hour(s) | Sennheiser PXC 550-II lasts longer on a single charge than the Poly - Plantronics Backbeat 505. |
| Battery Life Details | - | Continuous playback (noise cancelling ON / cable connection): up to 30 hours Continuous playback (noise cancelling ON / Bluetooth): up to 20 hours |
|
| Charging Time | - | 3 hour(s) |
| WIRELESS LINK | Poly - Plantronics Backbeat 505 | Sennheiser PXC 550-II |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | Poly - Plantronics Backbeat 505 | Sennheiser PXC 550-II |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm) USB (micro-USB) |
|---|
| OTHERS | Poly - Plantronics Backbeat 505 | Sennheiser PXC 550-II |
|---|
| Included Accessories | - | Carrying case, airplane adapter | |
|---|---|---|---|
| Compliant Standards | - | MFI | |
| Service & Support | - | Limited warranty - 2 years |
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