10 Best Automatic Litter Boxes 2025 in the United States

The Litter-Robot 4 Supply Bundle by Whisker is a medium-sized automatic litter box designed for up to four cats, each weighing at least 3 pounds. It measures about 27 x 24 x 29.5 inches, making it somewhat large but suitable for multi-cat households. Its standout feature is the patented self-cleaning system that sifts waste from clean litter automatically, so manual scooping isn’t needed. You simply empty the waste drawer when full.

The unit connects to WiFi and pairs with an app, allowing you to monitor litter levels, waste drawer status, and even track your cat’s weight, which is unique for this type of product. It works with any clumping litter, providing flexibility in choice. The included OdorTrap refills and carbon filters help reduce unpleasant smells effectively, and the cleaning wipes make maintenance easier. Noise is generally low, but some cats might need time to adjust to the automatic cycling sound.

The Litter-Robot 4 requires a firm, flat surface for best accuracy in its weight and activity sensors, which might limit placement options. It runs on a power cord, so it needs an outlet nearby. The bundle comes with a one-year warranty and is made in the USA, which may appeal to buyers valuing domestic quality. Considering its size and price, especially for smaller spaces or budgets, the product offers strong features and reliability, making it an efficient, hands-off litter solution with smart monitoring capabilities.

The Neakasa M1 Open-Top Self Cleaning Cat Litter Box is designed for convenience and comfort, making it a great choice for busy cat owners or those with multiple cats. Its open-top design is particularly appealing, as it allows for easy access and encourages natural behavior, which is important for cat comfort. With a large waste capacity of 11.23 liters and litter capacity of 7.17 liters, this litter box can operate for up to 14 days without needing a refill, perfect for short trips or hectic schedules.

One of the standout features is its self-cleaning mechanism, which alleviates the need for manual scooping and helps keep the litter box hygienic.

The PETKIT Purobot Ultra stands out in the automatic litter box category thanks to its advanced AI-powered facial recognition and health monitoring system. It tracks each cat individually, recording data about their bathroom habits and waste appearance, which can be very helpful for spotting early health issues, especially for multi-cat households. Its large interior (about 70 liters) comfortably fits cats up to 22 pounds, making it suitable for most house cats. The self-cleaning mechanism is convenient, using a touch-free waste packing system that seals and stores waste for up to 20 days, reducing the need to scoop frequently. This feature also helps keep odors well-controlled, boosted by a four-stage deodorization system that claims to eliminate up to 97.5% of smells, which is beneficial if you want to keep your home smelling fresh.

The litter box operates quietly, with noise levels under 35 dB—about as quiet as a library—so it won’t startle your pet or disturb your household. It’s compatible with all clumping litters, offering flexibility in your choice of litter. The device connects to your smartphone via 2.4GHz or 5G WiFi, allowing you to monitor your pet’s activity and control cleaning remotely through the PETKIT app. Safety features like 20 sensors and an anti-pinch design ensure your cat won’t get hurt during operation.

The unit is quite large and heavy (about 46 pounds), so it requires a flat, hard surface rather than carpet for proper sensor function and stability. Setup may require some initial technical attention due to the app and AI features. Maintenance involves occasional replacing of waste bags and cleaning the sealed waste bin, but the leak-proof design helps reduce mess. For those who value high-tech health tracking alongside strong odor control and low noise and have the space for a larger device, the PETKIT Purobot Ultra provides a premium solution for keeping your cat’s litter box clean and your home fresh.