Not exactly a map projection, but on this site you can move countries (including Greenland on its own) onto other parts of the world for comparison. You can see

Not exactly a map projection, but on this site you can move countries (including Greenland on its own) onto other parts of the world for comparison. You can see that Greenland still looks pretty massive when you move it further south https://thetruesize.com/ https://thetruesize.com/