I'd put it into the 14-16m range. I think most people who played the first game will play this one too. However, I haven't played Miles Morales yet. I'll probably pick it up at some point.
curl-6 bet me that PS5 + X|S sales would reach 56m before year end 2023 and he was right.
My Bet With curl-6
My Threads:
Master Thread, Game of the Year/Decade
Switch Will Be #1 All Time
Zelda Will Outsell Mario (Achieved)
How Much Will MH Rise sell?
My Bet With Metallox