This is the manufacturer's figure of the microwave power output. In general, the more watts an oven offers, the greater its cooking power ... in performance. Countertop models are listed in ...
Note that most Over-The-Range models allow you to turn the rotation off to fit large dishes (a few countertop models offer this feature, as well.) With the rotation off, measured capacity ...
If space is an issue, you could opt for a compact microwave, or perhaps you want one fitted about a range rather than on the countertop. In addition, what features do you need? There are some ...