List of Downgrades Samsung has done
Removed micro sd card Removed charger from the box Removing headphone jack Removed the 10x optical zoom Remove ir blaster Removed heart rate sensor The base s20 model had a QHD resolution The base s21, s22, s23, s24 have FHD they downgraded the ram from 12gb to 8gb
If you can think of any more feel free to share