14oz

How Many Oz Is A Large Dunkin Donuts Coffee? Dunkin’ Donuts’ Cold Brew coffee will be available in small (16 oz), medium (24 oz) and large (32 oz) cup sizes. How many ounces is a Dunkin Donuts medium latte? Beverage Small (10 fl oz) Medium (14 fl oz) Latte 118 mg 166 mg Decaf Latte