Working on "converting" a Google Data Studio report from Universal to GA4 and I am noticing a significant differences with some metrics, such as new users and pageviews
In Universal, I got this for Pageviews
But I am getting these results on GA4 for the exact same period:

The same for new users:
Vs GA4

I know GA4 and Universal are tracking metrics differently , but it looks to me that the numbers are way different
What am I missing here?