In depth comparison and review of Sennheiser HD 4.40 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 HD 4.40 | Poly Voyager Surround 80-M UC |
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Product Type | Headphones - Bluetooth - wireless - NFC | Headset - Bluetooth - wireless - USB-C via Bluetooth adapter | |
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Series | - | Voyager Surround 80 series | |
Height | - | 18.1 cm | |
Width | - | 19.1 cm | |
Depth | - | 7.7 cm | |
Weight | - | 275 g | |
Colour | - | Black | |
Earpad Material | - | Artificial leather | |
Recommended Use | - | Portable electronics, computer | |
Bluetooth Range (Operating Distance) | - | 30 m |
SOUND QUALITY | Sennheiser HD 4.40 | Poly Voyager Surround 80-M UC |
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Headphones Form Factor | Full size | Over ear | |
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Ear Cups Type | Closed | - | |
Connectivity Technology | Wireless | Wireless | |
Wireless Technology | Bluetooth | Bluetooth | |
Bluetooth Version | Bluetooth 4.0 | Bluetooth 5.3 | Poly Voyager Surround 80-M UC have a more advanced version of Bluetooth than Sennheiser HD 4.40. |
Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Audio/Video Distribution Transport Protocol (AVDTP) | |
Sound Output Mode | Stereo | - | |
Frequency Response | 18 - 22000 Hz | - | |
Total Harmonic Distortion (THD) | 0.5% | - | |
Sensitivity | 113 dB | 132 dB | Poly Voyager Surround 80-M UC have higher sensitivity than Sennheiser HD 4.40. |
Impedance | 18 Ohm | - | |
Diaphragm | - | 40 mm | |
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 HD 4.40 | Poly Voyager Surround 80-M UC |
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Form Factor | Built-in | Built-in | |
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Microphone Operation Mode | Omni-directional | - | |
Frequency Response | 100 - 10000 Hz | 20 - 16000 Hz | Poly Voyager Surround 80-M UC offer a larger microphone frequency range than Sennheiser HD 4.40. |
Sensitivity | - | -37 dB | |
Microphones Included | 2 | 10 | Poly Voyager Surround 80-M UC have a built-in microphone. |
REMOTE CONTROL | Sennheiser HD 4.40 | Poly Voyager Surround 80-M UC |
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Controls | - | Volume, power on/off, answer/end, play/pause |
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BATTERY AND CHARGING | Sennheiser HD 4.40 | Poly Voyager Surround 80-M UC |
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Battery Type | Headphone battery lithium polymer | Headset battery rechargeable - Lithium Ion | |
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Battery Life | - | 24 hours | |
Battery Life Details | - | Continuous playback: up to 24 hours Continuous talk: up to 21 hours |
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Charging Time | - | 1 hours |
OTHERS | Sennheiser HD 4.40 | Poly Voyager Surround 80-M UC |
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Included Accessories | - | Carrying case, USB charging cable, USB-C to USB-A adapter, USB-C to audio cable, BT700 Bluetooth USB-C adapter | |
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Compatibility | - | Mac, Windows | |
Software Certification | - | Certified for Microsoft Teams | |
Supported Host Device OS | - | macOS, Android, iOS, Windows |