For those who were wondering JUST how big the difference is. Take a look at this pic:
Despite how it looks, the corners are matched up in the top right corner. The angle makes it look weird.
...and yes, I know niether of these are QTrons. The original QTron and QTron+ are in the POG sized case. The new Micro QTron+ is in the Holy Stain sized case.
(P.S. Working on a review of the Holy Stain w/ clips and whatnot)