Poly EncorePro 320, USB-C vs. Sennheiser HD 350BT

Headphones Comparison, Reviews and Tests

Detailed comparison and review of Poly EncorePro 320, USB-C and Sennheiser HD 350BT. 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.

Headphones Specifications Comparison

Poly EncorePro 320, USB-C vs. Sennheiser HD 350BT Comparison Chart
DESIGN AND DIMENSIONS Poly EncorePro 320, USB-C Sennheiser HD 350BT
Product Type Headset - wired - USB-C Headphones - Bluetooth - wireless
Series 300 Series -
Weight - 238 g
Colour - Black | White
Recommended Use Computer -
SOUND QUALITY Poly EncorePro 320, USB-C Sennheiser HD 350BT
Headphones Form Factor On-ear Full size
Headphones Technology - Dynamic
Ear Cups Type - Closed
Foldable - Yes Sennheiser HD 350BT can be folded.
Connectivity Technology Wired Wireless
Wireless Technology - Bluetooth
Bluetooth Version - Bluetooth 5.0
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
Sound Output Mode Stereo Stereo
Frequency Response 50 - 8000 Hz 18 - 22000 Hz Sennheiser HD 350BT offer a larger frequency range than Poly EncorePro 320, USB-C.
Total Harmonic Distortion (THD) - <0.3%
Impedance 32 Ohm -
Max Sound Pressure 118 dB 108 dB
Diaphragm 28 mm -
In-Cord Volume Control Yes -
MICROPHONE Poly EncorePro 320, USB-C Sennheiser HD 350BT
Form Factor - Built-in
Type Boom -
Microphone Operation Mode Uni-directional Beamforming
Frequency Response - 80 - 6000 Hz
Microphones Included - 2
REMOTE CONTROL Poly EncorePro 320, USB-C Sennheiser HD 350BT
Controls Mute, volume -
CABLE Poly EncorePro 320, USB-C Sennheiser HD 350BT
Cable Type Headset cable USB-C charge cable - detachable
BATTERY AND CHARGING Poly EncorePro 320, USB-C Sennheiser HD 350BT
Battery Type - Headphone battery rechargeable - lithium polymer
Battery Capacity - 300 mAh
Battery Life - 30 hours
Charging Time - 2 hours
CONNECTIONS Poly EncorePro 320, USB-C Sennheiser HD 350BT
Connector Type Headset (24 pin USB-C) -
OTHERS Poly EncorePro 320, USB-C Sennheiser HD 350BT
Service & Support - Limited warranty - 2 years
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