The price is totally pointless here.
I just wished to suggest that there are various specifications, that could explain the contradictory feedbacks.
You're not the only one.
Unfortunately it seems to be true that although it's often nice to simplify things as far as possible, when it comes to tweeters the application is all important.
Perhaps building loudspeakers can be likened to cooking.
Even the finest ingredients in the world may lead to disatisfaction if placed on the wrong hands, whilst others can seemingly concoct worldly delights with very modest means.