Spec-by-spec
Head to head
Contenders from Self-Cleaning Litter Boxes, every metric lined up. The winning value in each row is outlined.
PETKIT PuraMax 2 Automatic Self-Cleaning Litter Box with App Control #3 in Self-Cleaning Litter Boxes 
Price
Check price on Amazon →
Check price on Amazon →
Rating
★★★★★
★★★★★
Category rank
#3
#41
Cleaning Effectiveness
Rake-based, full sift cycles
Automatic rake, full waste removal
Odor Control
Sealed drawer + N50 2.0 carbon filter
Built-in deodorizer with liner system
App & Safety Sensors
Full app tracking + 11 sensors, anti-pinch
Full app control with anti-pinch sensors
Waste-Drawer Capacity
76L interior, 7L waste bin, 15-day hold
Suitable for 2-3 cats with regular emptying
Ease Of Maintenance
Drawer empties easily; accessible design
Liner system simplifies emptying; standard maintenance
Noise
Moderate rake cycle noise
Rake cycling noise not prominently documented
Value
$299.99 (23% off list); premium mid-range
$299.99 with 25% discount; mid-range pricing
Verdict
Best app-enabled automatic litter box for multi-cat homes
Mid-range automatic rake box with app control and safety sensors
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