doubleeagle4
Plinker
I found an excellent article on Self-Defense Ammo. They have tested many different brands and loads in different calibers. Also looks like it's an ongoing process. Hope this helps someone make an ammo choice!
https://www.luckygunner.com/labs/self-defense-ammo-ballistic-tests/
https://www.luckygunner.com/labs/self-defense-ammo-ballistic-tests/