This is a reasonably detailed comparison.
https://www.reddit.com/r/Minecraftbuilds/comments/11rqauh/bu...
MCIWB is more like a real dev environment and lets you use all the familiar vscode extensions for example.
MC EE is easier to set up and really quick to flip between code and game. But feels a little more restricted.
https://www.reddit.com/r/Minecraftbuilds/comments/11rqauh/bu...