There are good reasons to have reverse grid races in Formula 2. There may also be good reasons to award 4 points for pole position, though I am not aware of them. Anyway, Formula 1 does not have either thing, and only awards 1 point for fastest lap (with a slight difference in rules, which I think is immaterial for the following).
Top five in the final standings 2020 Formula 2 season:
And here they are with the points awarded according to F1 logic: no reverse grid races, no pole position points, 1 point for fastest lap.
The drivers moving up to F1 rank 1, 2, 4 in F1 order instead of 1, 3, 5 in F2 order.