Detailed comparison and review of Sennheiser MOMENTUM 4 and Poly EncorePro 720D. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
DESIGN AND DIMENSIONS | Sennheiser MOMENTUM 4 | Poly EncorePro 720D |
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Product Type | Headphones - Bluetooth - wireless, wired - 2.5 mm jack, USB-C | Headset - wired - USB-A | |
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Series | - | EncorePro 700 Series | |
Height | 19.5 cm | - | |
Width | 18 cm | - | |
Depth | 4.63 cm | - | |
Weight | 293 g | 78 g | Poly EncorePro 720D are lighter than Sennheiser MOMENTUM 4 headphones. |
Colour | Black | White | Black | |
Earpad Material | Synthetic leather | Artificial leather | |
Recommended Use | Portable electronics | - | |
High-Resolution Audio | Yes | - |
SOUND QUALITY | Sennheiser MOMENTUM 4 | Poly EncorePro 720D |
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Headphones Form Factor | Full size | On-ear binaural | |
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Headphones Technology | Dynamic | - | |
Ear Cups Type | Closed | - | |
Adjustable Headband | Yes | - | |
Foldable | Yes | - | Sennheiser MOMENTUM 4 can be folded. |
Connectivity Technology | Wireless, wired | Wired | |
Wireless Technology | Bluetooth | - | |
Bluetooth Version | Bluetooth 5.2 | - | |
Bluetooth Profiles | 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 | - | Sennheiser MOMENTUM 4 are equipped with active noice cancellation. |
Active Noise Cancelling Technology | Adaptive Hybrid ANC | - | |
Sound Output Mode | Stereo | - | |
Sound Effects | Signature Sound | - | |
Frequency Response | 6 - 22000 Hz | - | |
Total Harmonic Distortion (THD) | 0.3% | - | |
Sensitivity | 106 dB | - | |
Impedance | 60 Ohm | - | |
Diaphragm | 42 mm | 28 mm | Sennheiser MOMENTUM 4 have a thicker diaphragm than Poly EncorePro 720D. |
Features | Smart Pause, Crystal-clear Calls | SoundGuard Technology |
MICROPHONE | Sennheiser MOMENTUM 4 | Poly EncorePro 720D |
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Form Factor | Built-in | - | |
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Type | - | Boom | |
Microphone Operation Mode | MEMS-directional | Omni-directional | |
Noise Cancelling | Yes | Yes | The microphones on both headphones can cancel out ambient noise. |
Noise Cancelling Technology | - | Passive noise cancellation (PNC) | |
Frequency Response | 50 - 10000 Hz | 100 - 6800 Hz | Sennheiser MOMENTUM 4 offer a larger microphone frequency range than Poly EncorePro 720D. |
Microphones Included | 4 | - |
REMOTE CONTROL | Sennheiser MOMENTUM 4 | Poly EncorePro 720D |
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Controls | Volume, play/pause, equaliser preset | - |
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CABLE | Sennheiser MOMENTUM 4 | Poly EncorePro 720D |
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Cable Type | Headphones cable - detachable - L shaped / sub-mini phone 2.5 mm 4-pole - 1.2 m USB-C to USB-A cable - detachable - 1.2 m |
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Cable Length | 1.2 m | 89 cm | |
Detachable Cable | Yes | - |
FEATURES | Sennheiser MOMENTUM 4 | Poly EncorePro 720D |
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Features | Transparent Hearing mode, auto power on/off | Quick Disconnect, 290° rotatable microphone, boom mic length 120-145 mm | |
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Sensors | Touch sensor | - | |
Additional Functions | Smart Touch Control, USB-C charging port | - |
BATTERY AND CHARGING | Sennheiser MOMENTUM 4 | Poly EncorePro 720D |
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Battery Type | Headphone battery rechargeable - Lithium Ion | - | |
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Battery Capacity | 700 mAh | - | |
Battery Life | 60 hour(s) | - | |
Charging Time | 2 hour(s) | - | |
Included Qty | 1 | - |
CONNECTIONS | Sennheiser MOMENTUM 4 | Poly EncorePro 720D |
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Connector Type | Headphones (sub-mini phone 2.5 mm 4-pole) USB (24 pin USB-C) |
USB (USB Type-A) |
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OTHERS | Sennheiser MOMENTUM 4 | Poly EncorePro 720D |
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Included Accessories | Carrying case, airplane adapter, headphones cable (1.2 m), USB-C charging cable (1.2m) | - | |
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Software Included | Sennheiser Smart Control | - | |
Compliant Standards | Bluetooth Class 1 | - | |
TAA Compliant | - | Yes | |
Service & Support | Limited warranty - 2 years | - |