Side by side comparison and review of Sennheiser PXC 550-II and Poly Voyager Surround 85. 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 | Sennheiser PXC 550-II | Poly Voyager Surround 85 |
|---|
| 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 85 |
|---|
| 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 85 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 | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Adjustable noise cancellation | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 17 - 23000 Hz | - | |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 110 dB | 132 dB | Poly Voyager Surround 85 have higher sensitivity than Sennheiser PXC 550-II. |
| Impedance | 490 Ohm | - | |
| Diaphragm | 32 mm | 40 mm | Poly Voyager Surround 85 have a thicker diaphragm than Sennheiser PXC 550-II. |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Poly Voyager Surround 85 have the ability to connect to multiple devices simultaneously. |
| Features | - | SoundGuard DIGITAL Technology, Smart Sensor Technology |
| MICROPHONE | Sennheiser PXC 550-II | Poly Voyager Surround 85 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Frequency Response | 50 - 10000 Hz | 20 - 16000 Hz | Poly Voyager Surround 85 offer a larger microphone frequency range than Sennheiser PXC 550-II. |
| Sensitivity | -34 dBV/Pascal | -37 dB | |
| Microphones Included | 3 | 10 | Poly Voyager Surround 85 have a built-in microphone. |
| REMOTE CONTROL | Sennheiser PXC 550-II | Poly Voyager Surround 85 |
|---|
| 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 85 |
|---|
| Cable Type | USB charge cable Audio cable |
USB-C to mini-phone 3.5 mm cable USB-C charge cable - detachable |
|
|---|---|---|---|
| Detachable Cable | Yes | - |
| FEATURES | Sennheiser PXC 550-II | Poly Voyager Surround 85 |
|---|
| 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 85 |
|---|
| 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 85. |
| 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 85 recharge faster than Sennheiser PXC 550-II. |
| CONNECTIONS | Sennheiser PXC 550-II | Poly Voyager Surround 85 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) USB (micro-USB) |
- |
|---|
| OTHERS | Sennheiser PXC 550-II | Poly Voyager Surround 85 |
|---|
| Included Accessories | Carrying case, airplane adapter | Carrying case, USB charging cable, charging stand, USB-C to USB-A adapter, USB-C to audio cable, BT700 Bluetooth USB-C adapter | |
|---|---|---|---|
| Software Included | - | Poly Lens | |
| Compatibility | - | Mac, Windows | |
| Software Certification | - | Certified for Microsoft Teams, Certified for Microsoft Teams Open Office, UC certified | |
| Supported Host Device OS | - | macOS, Android, iOS, Windows | |
| Compliant Standards | MFI | - | |
| Service & Support | Limited warranty - 2 years | - |
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