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 
LUODIER Automatic Litter Box—Open-Top Rake Self-Cleaner with App Control #30 in Self-Cleaning Litter Boxes Price
Check price on Amazon →
Check price on Amazon →
Rating
★★★★★
★★★★★
Category rank
#3
#30
Cleaning Effectiveness
Rake-based, full sift cycles
Rake-based, all-litter compatible
Odor Control
Sealed drawer + N50 2.0 carbon filter
Sealed drawer, no carbon filter noted
App & Safety Sensors
Full app tracking + 11 sensors, anti-pinch
App control + dual sensors, no health metrics
Waste-Drawer Capacity
76L interior, 7L waste bin, 15-day hold
Large 15-day drawer, multi-cat rated
Ease Of Maintenance
Drawer empties easily; accessible design
Quick pull-tie-toss drawer system
Noise
Moderate rake cycle noise
Not documented; rake models typically moderate
Value
$299.99 (23% off list); premium mid-range
$113.99 (19% off list), budget-tier auto-box
Verdict
Best app-enabled automatic litter box for multi-cat homes
Affordable multi-cat option with unproven track record
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