Also decide what apps that you must have. If you can use the browser version or the progessive webapp version which is just the browser version installed that is probably better. Or if you do not need it on your phone use the browser version on you laptop.
In the end though you will have some of these platforms for network reasons. Mostly things like Instagram, Facebook, LinkedIn. Google is not one of them though except for android itself. You also do not have to spend a lot of time contributing to these platforms. Use them when you need to nothing more.
The DGI Mini 3 Pro. Looks pretty cool. For that. Frankly you could just buy a separate cheap phone or tablet to use with just that or use an old one you already have. When you buy something to replace it later you could also consider openness and compatibility too.