be better off

US /bi ˈbɛtər ɔf/
UK /bi ˈbɛtər ɔf/
"be better off" picture
1.

to be in a more desirable or advantageous position, especially in terms of money or general well-being

:
You'd be better off saving your money instead of spending it all.
She decided to leave her stressful job, knowing she would be better off.