How to do it on iCloud? Like a backup?
This is the sort of thing that really makes me regret getting a pixel
I wish I realized how anti-ergonomic Google's services were before I experienced it first hand.
You can choose to pay for storage and keep original quality uploads?
Google offers both options, though? It used to offer free - unlimited "high quality" photos, which they have now stopped.
If you pay for storage, you can choose to store original quality images in the first place, and delete them from device