Sennheiser HD 400S vs. Poly Blackwire C3220 (3200 Series)

Headphones Comparison, Reviews and Tests

Detailed comparison and review of Sennheiser HD 400S and Poly Blackwire C3220 (3200 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 HD 400S vs. Poly Blackwire C3220 (3200 Series) Comparison Chart
DESIGN AND DIMENSIONS Sennheiser HD 400S Poly Blackwire C3220 (3200 Series)
Product Type Headphones - wired - 3.5 mm jack Headset - wired - USB-C
Series - 3200 Series
Height - 17.8 cm
Width - 15.5 cm
Depth - 3.2 cm
Weight 217 g 64 g Poly Blackwire C3220 (3200 Series) are lighter than Sennheiser HD 400S headphones.
Colour Black Black
Earpad Material - Artificial leather
Recommended Use Portable electronics Portable electronics, computer
SOUND QUALITY Sennheiser HD 400S Poly Blackwire C3220 (3200 Series)
Headphones Form Factor Full size On-ear
Headphones Technology Dynamic -
Ear Cups Type Closed -
Adjustable Headband - Yes
Foldable Yes - Sennheiser HD 400S can be folded.
Connectivity Technology Wired Wired
Active Noise Cancelling - Yes Poly Blackwire C3220 (3200 Series) are equipped with active noice cancellation.
Active Noise Cancelling Technology - SoundGuard
Noise Isolating Yes - Sennheiser HD 400S are equipped with a noise isolating function.
Sound Output Mode Stereo Stereo
Frequency Response 18 - 20000 Hz -
Total Harmonic Distortion (THD) 0.5% -
Sensitivity - 90 dB
Impedance 18 Ohm 32 Ohm
Max Sound Pressure 120 dB -
Diaphragm - 28 mm
Features - Digital signal processing, echo cancelation, Dynamic EQ optimised
In-Cord Volume Control - Yes
MICROPHONE Sennheiser HD 400S Poly Blackwire C3220 (3200 Series)
Type On-cable 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 HD 400S Poly Blackwire C3220 (3200 Series)
Controls Answer/end, play/pause, next/previous track Mute, volume, answer/end, hold, redial
CABLE Sennheiser HD 400S Poly Blackwire C3220 (3200 Series)
Cable Type Headphones cable - detachable - L shaped / mini-phone stereo 3.5 mm - 1.4 m USB-C cable
Cable Length 1.4 m -
Detachable Cable Yes -
CONNECTIONS Sennheiser HD 400S Poly Blackwire C3220 (3200 Series)
Connector Type Headphones (mini-phone stereo 3.5 mm) USB (USB Type-C)
OTHERS Sennheiser HD 400S Poly Blackwire C3220 (3200 Series)
Included Accessories - Carrying case
Compatibility - Mac, Windows
Software Certification - 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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