Coffee lovers start out innocently enough with drip filters, French presses, milk frothers, and stovetop espresso makers; but then next thing you know, they're browsing Amazon for full-on espresso machines with all the bells and whistles. If you've reached that stage of coffee addiction, don't worry, we're here for you.

We've researched everything you need to know about buying a shiny new espresso machine for your home and we've combed through the details and reviews for dozens of machines so you don't have to. Before we get into the best espresso machines you can buy for your home, let's take a look at all the key terms and information that you need to know to make an informed purchase.