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 
Ellenpent Automatic Litter Box — WiFi-Connected Rake Box with 90L Capacity #48 in Self-Cleaning Litter Boxes Price
Check price on Amazon →
Check price on Amazon →
Rating
★★★★★
★★★★★
Category rank
#3
#48
Cleaning Effectiveness
Rake-based, full sift cycles
Rake mechanism with occasional misses
Odor Control
Sealed drawer + N50 2.0 carbon filter
Sealed ABS + odor-proof cover + scent gel
App & Safety Sensors
Full app tracking + 11 sensors, anti-pinch
WiFi app with health tracking + weight/IR sensors
Waste-Drawer Capacity
76L interior, 7L waste bin, 15-day hold
90L bin, suitable for 3+ cats
Ease Of Maintenance
Drawer empties easily; accessible design
Pre-assembled; simplified drawer system
Noise
Moderate rake cycle noise
Moderate rake cycle noise
Value
$299.99 (23% off list); premium mid-range
$216 mid-tier pricing, decent features
Verdict
Best app-enabled automatic litter box for multi-cat homes
Budget-friendly app-connected alternative for multi-cat homes
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