Self-cleaning litter boxes

Cat size limits, odor control and ongoing upkeep.

What to check before you buy

  • The minimum and maximum cat weight the sensors are designed for.
  • Which litter types work, and the cost of bags or liners.
  • Footprint and entrance height for your space and your cat.
  • What happens when a cat enters during a cleaning cycle.
Read how we review

Guides in this category

Articles

Litter-Robot 4 vs PETKIT Purobot Max Pro 2: Which Self-Cleaning Box Fits Your Cats?

A side-by-side look at Whisker's Litter-Robot 4 and PETKIT's Purobot Max Pro 2: who each one fits, what the camera and subscriptions add, and what you keep buying after checkout.

PawCog
Articles

Best Self-Cleaning Litter Boxes of 2026

Six current self-cleaning litter boxes compared on cat weight limits, litter rules, waste capacity, safety sensors and warranty, plus the subscriptions and refills you keep paying for after checkout.

PawCog