I don't think the comparisons to Babe Ruth will ever be in the realm of realistic but Ohtani is clearly playing well above expectations and is in a class of his own in the modern game. But there is no comparing to Ruth. Nobody will ever compare to Ruth.
Ruth hit 59 home runs but he also batted 378 that year. The year he hit 60 he batted 356. He's a career 342 hitter with 714 home runs. Nobody will ever be that good.
And now a card: