Stormin Mormon wrote:
I have not done comparison. My best SWAG is that the
couplings are the big loss item. So, if possible, thread the
hoses together without the quick disconnect couplings.

From my fire department days, I know that water hoses
benefit greatly from larger sizes. I do try to buy larger
garden hoses for that reason.

3/4" garden hoses make a big difference from 5/8" hoses. Especially if the
pressure is marginal.