Compare the best products for the best smart litter boxes for small apartments (2026 review). Expert reviews, pros and cons, and detailed analysis of 5 top options.
Whisker Litter-Robot 4
Rating: 4.8/5
Pros: Near-silent sifting cycle, Exceptional odor neutralizing carbon filters
Cons: Largest physical footprint on this list, High initial investment
PETKIT Pura Max
Rating: 4.5/5
Pros: Wide entry is great for larger or skittish cats, Modular design makes deep cleaning easy
Cons: Requires proprietary scent spray refills, Internal waste bin can be finicky to align
PETKIT Pura X
Rating: 4.3/5
Pros: Sleek, square design fits into corners perfectly, Flat top can be used for light storage
Cons: Internal globe is too small for very large cats, Waste drawer fills up faster than the Pura Max
Casa Leo Leo’s Loo Too
Rating: 4.4/5
Pros: Vibrant color options to match home decor, Very reliable app connectivity
Cons: Sifting speed is slightly slower than competitors, High lip entry may require a ramp for senior cats
Neakasa M1
Rating: 4.2/5
Pros: Zero claustrophobia risk for anxious cats, Easiest to top-off with new litter
Cons: Slightly louder than enclosed units, Exterior plastic is prone to scuffs