i agree PS4 will outsell them, but what is you time scale?
software is way off, HZ (my game of the gen) i think will top 6ish mil life time.
Days Gone - 2.5m
God of War, you might be right
Spiderman.. 3mil, maybe 4
i think Detroit will struggle to move units tbh
2018 Hit List: Shadow of the Colossus, Detroit, Dreams, Spider-Man, God Of War, Days Gone, Medievil, Tomb Raider 3, RDR2