we havent even seen both sasuke and hagoromo doujutsu. what can they do with their eyes. so im not gonna answer it
you cant compare the two because we've never seen the sage in battle nor what the new sasuke can do
He hasn't surpassed itachi yet
two eyes> one rinnegan.
two eyes> one rinnegan.
we don't even know if it is a rinnegan?
and btw you're asking us a question and the possible answers are yes and yes? ^^
After he gives some practice, he will surpass so6mom