Venom benefited from being a Spider-Man character not Infinity War Fiege and Holland both did interviews even clearly stating at the time Venom had no connections to the MCU. Ant-Man and the Wasp is MCU and had direct ties to Infinity War and never came close to Venom numbers.
spoilers:
Endgame had a scene where all the movie characters united the fact there were no X characters made it clear to even causal fans the X-Men aren't part of the MCU |
end of spoilers
Dark Phoenix will thrive or bomb on it's own.