our gauge of usable oven space. Microwave heating evenness: This model performed very good in our microwave heat evenness test consisting of reheating a bowl of mashed potatoes. Microwave ...

But most microwave ovens have less usable space than advertised, according to our tests: In fact, both over-the-range (OTR) and countertop microwaves have a usable capacity of about 50 percent of ...