How to buy new mouse. First, what kind of grip you have?
https://linustechtips.com/main/topic/101077-mouse-grips-palm-claw-and-fingertip-what-style-should-you-use/
This is how to determine what kind of grip you use.After you do, just google best "grip" mouse.
For example i have fingertip grip and i got g502 proteus core and iam very happy with it. Think it's for palm users as well.