The problem I see is to get the best sound you end up with over the ear but terrible for gym use as your ears burn up.
I'm going with you are hunting the unicorns. CNET does cover Bluetooth headphones though. Here's the links.
https://www.cnet.com/topics/headphones/best-headphones/sports/ shows you have quite the price range.
hey so i’m wondering what the best ( your opinion and reasoning ) is the best wireless headphones. i’d prefer complexity wireless but open to do neckband ones but rather go with one like bose sound sport free of airpods, id use it for gym and also general listening use so sound quality is very important.