The chart from the Stormwhistles website shows the Storm at 106-107 decibels.

Assuming the same calibration and veracity in the testing, that makes the Sharx 14 decibels louder -- significant. I have a Sharx on order to see just how "effortless" (their word) it is to blow.
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Better is the Enemy of Good Enough.
Okay, what’s your point??