The difference is in the packs. New K-Carafe™ packs contain the perfect amount of coffee to brew up to four cups to savor and share. Regular: Full-bodied, bold, and flavorful, our Regular is, quite simply, a cup full of happiness. For use in Keurig® 2.0 brewers only. Each makes up to 4 cups*. The Original Donut Shop® coffee lingers on your tongue and warms the soul. It brightens your day like a big scoop of sprinkles. If you go through life as if it's a sweet surprise filled with jelly and covered in frosting, The Original Donut Shop® coffee is for you. Hot Brewed Keurig Brewed® Made with 100% Arabica Coffee Extra Bold Kosher