The best shoulder exercise

his stats are the same as mine, 50kg 2RM after 6 months of lifting
is 50kg 2RM that bad? i hit it today, im 67 kg/ 5'7

dumbell press

Your stats aren't the same.
You hit 50kg 2RM after 6 months of lifting.
He hit 50kg 2RM after 6 months of having it at 37,5 kgs already, AKA probably 10 months after starting.