Identical except plastic colors and the YX buttons on the North American market are concave on top. Fun fact, the face buttons are keyed to their holes. You can’t take the controller apart and mix up the buttons, because they have little tabs that fit in little slots. Even on the NTSC controller, the X button and the Y button are physically different because they used (almost all) the same molds.
The SNES layout depends on region.
No it doesn’t.
Super Famicom controller, Japanese market
Super Nintendo Entertainment System, PAL market
Super Nintendo Entertainmen System, NTSC market
Identical except plastic colors and the YX buttons on the North American market are concave on top. Fun fact, the face buttons are keyed to their holes. You can’t take the controller apart and mix up the buttons, because they have little tabs that fit in little slots. Even on the NTSC controller, the X button and the Y button are physically different because they used (almost all) the same molds.