to be fair minecraft Java edition isn’t exactly known for having great performance. It will run on a potato, but still runs like a potato even on fast hardware.
This is also not mentioning that the by far more popular version of the game (by player count) “Minecraft Bedrock edition” is written in C++ precisely for performance reasons on low end mobile hardware
This is also not mentioning that the by far more popular version of the game (by player count) “Minecraft Bedrock edition” is written in C++ precisely for performance reasons on low end mobile hardware