

Because “best” is obvious a subjective statement, and you wanted to argue that…
Inkscape can make a CMYK-file, with an addon. It’s pretty easy. Besides CMYK is only relevant is you want to print, and most graphics work today is for screens. It literally takes about 7 seconds to make it CMYK.
What feature do you need, that Inkscape can’t do? Is it really the 7 seconds to make it CMYK, that breaks you?
Almost all I work with, have switched to Affinity. Both because of the price tag, but also because they are so tired of Adobe… A great tool is not worth much, when it’s rented from a big and greedy control freak… It’s insane how much they want to install on your computer…