Angstadt Integral Vanquish Suppressor? Worst 9mm Suppressor Evar.

Trying 2 different Angstadt 9mm suppressors to make sure my 1st test wasn't a bad one.
They both sound identical to each other. Which to say they are loud for a suppressor, would be an under statement.
using 147gr Subsonic 9mm.
Other control suppressors were the
Odin Works Enduro
and B&T RQD 9mm