It depends on if you have the Sideloader Modpack. With it, somewhere in the 90GB range, without is somewhere in the 30GB to 50GB range. The Sideloader Modpack is ONLY for the studio, so if you don't use the studio, you don't need the modpack.What is the full size of game after extraction? Base game and with character packs and all.
You can port over your entire UserData folder, so yes, you can bring the saves AND your character, scene, and coordinate (clothing) cards.If I were to update to the new version, am I able to bring the entire save file? or am I only able to bring the character cards and costume card to the new version. Previous version from 13/2/2021 this year to New version on 20/7/2021