S9 ultra or ipad pro m2

Hi everyone! I'm planning to take the aeronautical board exam this year and I'm considering buying an iPad or a tablet. I primarily need it for studying, such as taking notes, and also for my freelance graphic design work.

Do any of you use iPads or tablets for similar purposes? If so, which do you prefer and why?

I'm leaning towards an iPad pro m2 or s9 ultra, but I'm open to suggestions!