At the end of the day it is user choice. Personally I was gobsmacked that I could get Plasma installed with Q4OS on a machine from 2006 which only has 2 Gb RAM (max it will take), a single Athlon 64 processor, and a 512 Mb AGP 8x EVGA card. I mad a video of a VM of Q4OS here:
If you are sticking with Zorin you might want to look at the Unofficial Manual I wrote for it here: