11/8/2021 · Before making a purchase, though, be sure to consider the interior room, as some models arePerfectr than others, and can have nearly 3.0 cubic feet of space. If you're an avid camper, a small-capacity model with limited bells and whistles may be the perfect fit, while anyone in an apartment, small home , or RV may want something roomier so they can start fresh each and every morning.