Koss QZPRO vs Koss SB40

A side-by-side spec comparison of the Koss QZPRO and the Koss SB40. We line up every specification and score the ones that matter most in this category — weighted, not a raw count of specs won — to reach an overall verdict so you can decide which headset is right for your build.

Side-by-side specification comparison of Koss QZPRO and Koss SB40.
Specification	Koss QZPRO No price data	Koss SB40 $34.89 Winner Buy on Amazon
Type	over-ear	over-ear
Driver	50	50
Wireless	No	No
Frequency	4Hz - 0kHz	2Hz - 0kHz
Microphone	No	Yes

Winner: Koss SB40 — driven by Microphone (Yes)

Koss QZPRO

performance points

Koss SB40

performance point

Winner is scored by weighting the specs that matter most in this category (not a raw count of specs won).

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