Spec-by-spec
Head to head
Contenders from Self-Cleaning Litter Boxes, every metric lined up. The winning value in each row is outlined.
Litter-Robot 4 Self-Cleaning Litter Box with App & Multi-Cat Support #1 in Self-Cleaning Litter Boxes 
Price
Check price on Amazon →
Check price on Amazon →
Rating
★★★★★
★★★★★
Category rank
#1
#7
Cleaning Effectiveness
Fully sifts waste, leaves litter clean
Reliable rake sifting
Odor Control
Sealed drawer with carbon filter, excellent containment
Dual spray + filter system
App & Safety Sensors
Full app with weight tracking and anti-pinch sensors
WiFi app + usage tracking, moderate sensors
Waste-Drawer Capacity
Large drawer, handles 2–3 cats well
Large drawer, 2–3 cats
Ease Of Maintenance
Straightforward liner and drawer emptying
Drawer empties easily, moderate disassembly
Noise
Moderate audible hum during cycle
Moderate hum during cycle
Value
Premium pricing for category-leading performance
Strong performance at $380
Verdict
The gold-standard self-cleaning litter box for multi-cat homes
Strong mid-range auto box with odor-spray innovation
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