Mouse mode: Using the Joy-Con™ 2 Mouse Sensor, the left or right Joy-Con 2 can be used as a mouse.
Better resolution: The game will run on the screen's native 1080p resolution instead of 720p. In TV mode, it supports all resolutions, including 2160p (4K).
Variable refresh rate support for the console's screen.
Some higher quality animations.
Some higher resolution sprites.
Other visual improvements.
Faster loading times.
Ability to build much larger bases.