In depth comparison and review of Sennheiser PXC 550-II and Poly Voyager Surround 80-M UC. 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 PXC 550-II | Poly Voyager Surround 80-M UC |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - Bluetooth - wireless - USB-C via Bluetooth adapter | |
|---|---|---|---|
| Series | - | Voyager Surround 80 series | |
| Height | 17.4 cm | 18.1 cm | |
| Width | 13.6 cm | 19.1 cm | |
| Depth | 6.3 cm | 7.7 cm | |
| Weight | 227 g | 275 g | Sennheiser PXC 550-II are lighter than Sennheiser PXC 550-II headphones. |
| Colour | - | Black | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | Sennheiser PXC 550-II | Poly Voyager Surround 80-M UC |
|---|
| Headphones Form Factor | Full size | Over ear | |
|---|---|---|---|
| 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 5.0 | Bluetooth 5.3 | Poly Voyager Surround 80-M UC have a more advanced version of Bluetooth than Sennheiser PXC 550-II. |
| 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), Audio/Video Distribution Transport Protocol (AVDTP) | |
| 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 | - | |
| Frequency Response | 17 - 23000 Hz | - | |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 110 dB | 132 dB | Poly Voyager Surround 80-M UC have higher sensitivity than Sennheiser PXC 550-II. |
| Impedance | 490 Ohm | - | |
| Diaphragm | 32 mm | 40 mm | Poly Voyager Surround 80-M UC have a thicker diaphragm than Sennheiser PXC 550-II. |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Poly Voyager Surround 80-M UC have the ability to connect to multiple devices simultaneously. |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | Sennheiser PXC 550-II | Poly Voyager Surround 80-M UC |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Frequency Response | 50 - 10000 Hz | 20 - 16000 Hz | Poly Voyager Surround 80-M UC offer a larger microphone frequency range than Sennheiser PXC 550-II. |
| Sensitivity | -34 dBV/Pascal | -37 dB | |
| Microphones Included | 3 | 10 | Poly Voyager Surround 80-M UC have a built-in microphone. |
| REMOTE CONTROL | Sennheiser PXC 550-II | Poly Voyager Surround 80-M UC |
|---|
| Controls | Mute, volume, answer/end, hold, play/pause, next/previous track | Volume, power on/off, answer/end, play/pause |
|---|
| CABLE | Sennheiser PXC 550-II | Poly Voyager Surround 80-M UC |
|---|
| Cable Type | USB charge cable Audio cable |
- | |
|---|---|---|---|
| Detachable Cable | Yes | - |
| FEATURES | Sennheiser PXC 550-II | Poly Voyager Surround 80-M UC |
|---|
| Internet of Things (IoT) Compatible | Yes | - | |
|---|---|---|---|
| Intelligent Assistant | Siri, Google Assistant, Alexa | - | |
| Additional Functions | Touch panel | - |
| BATTERY AND CHARGING | Sennheiser PXC 550-II | Poly Voyager Surround 80-M UC |
|---|
| Battery Type | Headphone battery rechargeable - lithium | Headset battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Life | 30 hour(s) | 24 hours | Sennheiser PXC 550-II lasts longer on a single charge than the Poly Voyager Surround 80-M UC. |
| Battery Life Details | Continuous playback (noise cancelling ON / cable connection): up to 30 hours Continuous playback (noise cancelling ON / Bluetooth): up to 20 hours |
Continuous playback: up to 24 hours Continuous talk: up to 21 hours |
|
| Charging Time | 3 hour(s) | 1 hours | Poly Voyager Surround 80-M UC recharge faster than Sennheiser PXC 550-II. |
| CONNECTIONS | Sennheiser PXC 550-II | Poly Voyager Surround 80-M UC |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) USB (micro-USB) |
- |
|---|
| OTHERS | Sennheiser PXC 550-II | Poly Voyager Surround 80-M UC |
|---|
| Included Accessories | Carrying case, airplane adapter | Carrying case, USB charging cable, USB-C to USB-A adapter, USB-C to audio cable, BT700 Bluetooth USB-C adapter | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Software Certification | - | Certified for Microsoft Teams | |
| Supported Host Device OS | - | macOS, Android, iOS, Windows | |
| Compliant Standards | MFI | - | |
| Service & Support | Limited warranty - 2 years | - |
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