Compare: Rocket Espresso R58 vs. Quick Mill QM67
Dual boilers are where it's at when it comes to controlling the temp of your shot while also sporting steaming functionality that is almost embarrassing in its ferocity.
These little babies come in variety of formats and price ranges, and Gail shows us models from Rocket Espresso (the R58, what!) and Quick Mill (the QM67, what!) to show you how their form, function, tech specs, internals and performance compare.