For the Sinquefield 2022:
Average : 48 with a standard deviation of 15 shortest: 25 longest: 92.
No there is no significant difference.
Average number of moves in a game?
Sort:
Oldest
^high level chess is no good for this answer especially with a minute sample size. They are all working from millions of hours of memorised lines
For regular people, there's billions and billions of games that's been played, that's where the answer is, only chess.com could tell you.
Does anyone have stats on the average number of moves in a game? Is there a difference between d4 or e4 players?