I have a gaming question?

ive been a gamer my whole life. console handheld computer u name it. but now im ttaking that next step into all out gamer.i have an xbox and im asking if i should become a gamer on xbox or on the computer. ive always been into both but i wanna know ur opinions on whats more popular and what offers better sucess. like is it easy to be beast at xbox or on the computer anything will help thanks.