Sennheiser HD 400S vs. Poly SupraPlus NC

Headphones Comparison, Reviews and Tests

Detailed comparison and review of Sennheiser HD 400S and Poly SupraPlus NC. 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 SupraPlus NC Comparison Chart
DESIGN AND DIMENSIONS Sennheiser HD 400S Poly SupraPlus NC
Product Type Headphones - wired - 3.5 mm jack Headset
Weight 217 g -
Colour Black -
Recommended Use Portable electronics -
SOUND QUALITY Sennheiser HD 400S Poly SupraPlus NC
Headphones Form Factor Full size -
Headphones Technology Dynamic -
Ear Cups Type Closed -
Foldable Yes - Sennheiser HD 400S can be folded.
Connectivity Technology Wired -
Noise Isolating Yes - Sennheiser HD 400S are equipped with a noise isolating function.
Sound Output Mode Stereo -
Frequency Response 18 - 20000 Hz -
Total Harmonic Distortion (THD) 0.5% -
Impedance 18 Ohm -
Max Sound Pressure 120 dB -
MICROPHONE Sennheiser HD 400S Poly SupraPlus NC
Type On-cable -
Frequency Response 100 - 10000 Hz -
REMOTE CONTROL Sennheiser HD 400S Poly SupraPlus NC
Controls Answer/end, play/pause, next/previous track -
CABLE Sennheiser HD 400S Poly SupraPlus NC
Cable Type Headphones cable - detachable - L shaped / mini-phone stereo 3.5 mm - 1.4 m -
Cable Length 1.4 m -
Detachable Cable Yes -
CONNECTIONS Sennheiser HD 400S Poly SupraPlus NC
Connector Type Headphones (mini-phone stereo 3.5 mm) -
OTHERS Sennheiser HD 400S Poly SupraPlus NC
Included Accessories - Monitor receiver
TAA Compliant - Yes
Service & Support Limited warranty - 2 years -
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