21 Self-Cleaning Cat Litter Boxes, From Semi-Automatic to Touch-Free

Popur X5 Self-Cleaning Cat Litter Box ($399)

This extra-large self-cleaning litter box features an open tray and independent trash can that can store waste for up to 30 days. The trash bin consists of an automatic lid and cardboard box, so you don't have to deal with plastic bags if you don't want to. If you travel a lot, this model is a safe bet since it also stores up to 33 pounds of clumping litter to minimize the burden of upkeep.