Going from a IIc to a IIc+ would be more like going from an SE to an SE/30. Better processor. Better disk drive. Similar case.
In terms of the keyboard, I think the original IIc was creamy white case with beigish keys (or mine are badly yellowed by now). The IIc+ was platinum.
In terms of the keyboard, I think the original IIc was creamy white case with beigish keys (or mine are badly yellowed by now). The IIc+ was platinum.