Measure the cubic feet of a refrigerator by measuring each dimension of the open fridge and then multiplying these dimensions. This can be done easily with a calculator and measuring tape.
Calculate the volume of a refrigerator by measuring the length, width and height of the refrigerator's interior in inches. Multiply the three figures together and convert to feet to arrive at the number of cubic feet.
For top-freezer-type refrigerators, whose capacity may range anywhere from 10 to 25 cubic feet, 18 cubic feet would be about average and is a typical size. However, a refrigerator of this size would be considered on the small side for a bottom-freezer-type refrigerator.
While the dimensions of a 30-cubic-foot refrigerator vary by manufacturer and model, a Whirlpool side-by-side is 35 7/16 inches wide, 69 1/4 inches high and 29 3/8 inches deep. A Samsung French door refrigerator with bottom drawer is 35 3/4 by 70 by 37 7/8 inches.
The height of a 10 cubic foot refrigerator varies depending on the brand and make of the machine. The height can range between 55 feet to 69 1/2 feet, though the wide variance can generally be attributed to a lack of a freezer space in some models.
As of 2015, refrigerators with 18 cubic feet of overall capacity can be purchased in store or online from the Home Depot, Lowe's, Kmart and Sears Outlet, as well as solely online from Amazon.com. Each of the retailers offers a number of models from a variety of major ap...
As of 2015, refrigerators in the GE Profile line vary in capacity between 20 cubic feet and 28.6 cubic feet. The smallest capacity model is a GE Profile French door refrigerator at 20 cubic feet, and the largest is a side-by-side door refrigerator with 28.6 cubic feet o...