Remember the 750 is a replacement for the 650 with a few improvements, kind of like buying a 2020 F150 to replace your 2010 F150. An upgrade will start with the number one.
I can lift the handle on my Lyman and make four bullets at a time. That would be my Lyman Mag 20 with a four cavity mould. The best I can do with ammunition is 1:1.