The Best Single Cup Coffee Makers are determined considering the factors mentioned most frequently in user opinions. The coffee makers that made it to the top of the list are all very popular among users, and rated very highly for ease of use. However, most of them are described by users as large, hefty machines that are unsuitable for small kitchens. They also receive low marks for temperature control. The 3 best single serve machine are all made by Keurig, which is not surprising as Keurig receives higher customer satisfaction ratings than any other brand that offers single-serve coffee machines.