The Best Dual Coffee MakersPhilip Friedman "Hearst Magazines and AOL may earn commission or revenue on some items through these links." Dual coffee makers are great when your coffee routine isn’t the same every day. You can fix a fast cup on your way out the door or make a full pot when you have people over, all in one machine. However, not all dual coffee makers are the same. Some let you choose between pods and coffee grounds, while others work only with grounds.