PROBLEM TO BE SOLVED: To provide a measuring and mixing device capable of mixing a plurality kinds of granules such as resin pellets, and in which vibration is suppressed.SOLUTION: Provided is a measuring and mixing device 1 comprising: a plurality of feed hoppers 6 of storing granules; a measuring hopper 3 arranged at a position equal to or lower than a plurality of the feed hoppers 6, and storing and measuring the granules fed from a plurality of the feed hoppers 6; a raw material tank 7 arranged at a position lower than the measuring hopper 3, and feeding the granules to at least one feed hopper 6 among a plurality of the feed hoppers 6.
