Niftypifty

What is your slowest algorithm? Fastest?

Would you say there's a noticeable difference in espresso brewed from a standard 58mm portafilter and a Breville/Sage 54mm one? I've been using a Barista Pro for a couple of years and was thinking of upgrading and I'm not sure if it's worth having to buy all new gear to go along with it or just going with something like the Oracle so I can keep using what I have now.