What do you guys call a frame that is 44.5 cm x 28.5 cm, and a frame that is 44.5 cm x 15.8 cm
An 11 1/4" tall frame is a Dadant deep. A 6 1/4" frame is a medium or Illinois. I assume you are measuring from end bar to end bar and not the length of the top bar.
like those metric measurements :-x