Got a nice wood frame and control deck set up for my Jamma for the control deck, a jamma harness, and a power supply are on their way.

Now I'm looking at arcade monitors. I can't get one for the right price locally. Shipping one in is gonna be kinda high.....but I found this:

Which would allow me to use a PC monitor instead. I can get up to a 19 inch PC monitor for free (they are EVERYWHERE out here), and since this is a countertop, the size seems right. What would I lose from going from a CGA to a VGA?