The Avengers: Endgame re-release is largely a domestic push, but it will also play in Mexico, the U.K., Ireland, Germany, Spain, Russia, Japan, and Australia/New Zealand. Avengers: Endgame has no shot at beating Avatar‘s huge numbers in a lot of key countries, including France, Japan, Germany, Russia, and Italy. Also, it’s not re-releasing in China, so that extra potential money is off the table.
Article source: https://www.cinemablend.com/news/2475829/why-avengers-endgame-still-might-not-top-avatar-after-re-release