Compact / Small (less than 1 cu.ft.)

Great for most single-serving tasks

Mid/Full-Size (1.0 - 2.0 cu.ft.)

Standard capacity, perfect for most reheating

Extra-large (Greater than 2 cu.ft.)

Can handle defrosting or reheating oversized items

External

Sends smoke out external vent, requires ductwork

Recirculating

Pulls air through filter then vents it back inside

Convertible

Can remove smoke with or without ductwork