Sennheiser SC 165 USB vs. Poly Blackwire 3225 (3300 Series)

Headphones Comparison, Reviews and Tests

Detailed comparison and review of Sennheiser SC 165 USB and Poly Blackwire 3225 (3300 Series). 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

Sennheiser SC 165 USB vs. Poly Blackwire 3225 (3300 Series) Comparison Chart
DESIGN AND DIMENSIONS Sennheiser SC 165 USB Poly Blackwire 3225 (3300 Series)
Product Type Headset - wired - USB, 3.5 mm jack Headset - wired - USB, 3.5 mm jack
Series - 3300 Series
Height - 17.8 cm
Width - 15.5 cm
Depth - 3.2 cm
Weight 98 g 64 g Poly Blackwire 3225 (3300 Series) are lighter than Sennheiser SC 165 USB headphones.
Colour Black, white Black
Earpad Material Leatherette Artificial leather
Recommended Use Portable electronics, computer Computer
SOUND QUALITY Sennheiser SC 165 USB Poly Blackwire 3225 (3300 Series)
Headphones Form Factor On-ear On-ear
Headphones Technology Dynamic -
Adjustable Headband - Yes
Connectivity Technology Wired Wired
Active Noise Cancelling Yes Yes Both headphones are equipped with active noice cancellation.
Active Noise Cancelling Technology - SoundGuard
Sound Output Mode Stereo Stereo
Sound Effects EPOS Voice -
Frequency Response 20 - 20000 Hz -
Sensitivity - 90 dB
Impedance - 32 Ohm
Max Sound Pressure 115 dB -
Diaphragm - 28 mm
Magnet Material Neodymium -
Features - Digital signal processing, Dynamic EQ optimised
In-Cord Volume Control Yes Yes
MICROPHONE Sennheiser SC 165 USB Poly Blackwire 3225 (3300 Series)
Type Boom Boom
Microphone Operation Mode - Omni-directional
Frequency Response 100 - 10000 Hz 100 - 10000 Hz The frequency response of the microphones in both headphones is the same.
Sensitivity - -38 dBV/Pascal
REMOTE CONTROL Sennheiser SC 165 USB Poly Blackwire 3225 (3300 Series)
Controls Volume, answer/end, microphone on/mute, redial Mute, volume, answer/end, hold, redial
CABLE Sennheiser SC 165 USB Poly Blackwire 3225 (3300 Series)
Cable Type Headset cable
USB cable - detachable
USB-A cable
Cable Length 2.262 m -
FEATURES Sennheiser SC 165 USB Poly Blackwire 3225 (3300 Series)
Features EPOS ActiveGard -
CONNECTIONS Sennheiser SC 165 USB Poly Blackwire 3225 (3300 Series)
Connector Type USB (4 PIN USB Type A)
Headset (mini-phone stereo 3.5 mm 4-pole)
USB (4 PIN USB Type A)
Headset (mini-phone stereo 3.5 mm)
OTHERS Sennheiser SC 165 USB Poly Blackwire 3225 (3300 Series)
Included Accessories Carrying pouch, USB cable -
Compatibility - Mac, Windows
Software Certification Certified for Skype for Business Skype Certified, Avaya Certified, Cisco Jabber Certified
Supported Host Device OS - Windows 10, macOS, Windows 11
Service & Support Limited warranty - 2 years -
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