In NA : it will be a battle between PS4 and XOne.
In Europe : PS4 dominance.
In Japan : PS4 dominance.
In the Rest of the World : PS4 dominance.
In the Global : PS4 dominance.
Easy as that, without even thinking.
”Every great dream begins with a dreamer. Always remember, you have within you the strength, the patience, and the passion to reach for the stars to change the world.”
Harriet Tubman.