These are the best Prime Day coffee maker deals on WIRED-tested and -approved brewers, espresso machines, grinders, concentrates, pods, and more. Read our Best Prime Day Deals and Prime Day Liveblog for more discounted tech and gadgets. The Beginner-Friendly SemiautomaticNinja's Luxe Café semiautomated espresso machine (7/10, WIRED Review) made the quad shot I'm drinking right now. It's not the best coffee you've ever had, but it's also not the worst. —Martin CizmarCoffee AccessoriesIt's not all about coffee machines and coffee; you need some accoutrements to make the perfect cup to suit every taste.