Personal Care
Score 78
Litter-Robot 4 vs PetSnowy SN601+: Which $569–$699 Self-Cleaning Litter Box Actually Saves You Money?
Whisker Litter-Robot 4 ($699) vs PetSnowy SN601+ ($569 MSRP, often $569 on sale) head-to-head. Real cost-per-year, odor control, sensor safety, app quality, and 5-year ownership cost compared with cited numbers.
💰 $80–$160 over 5 years by choosing the right model for your cat count and home layout