brand,model,model_code,design,height_in,width_in,depth_in,entry_guidance,cat_min_lb,cat_max_lb,litter_guidance,floor_guidance,waste_capacity_l,verification_status,official_source_url,source_checked,hands_on_tested,editorial_note
Whisker,Litter-Robot 5,LR5,Enclosed rotating globe,29.50,22.00,27.25,"15.75 x 15.75 in entry; 15.10 in floor-to-entry",3,30,"High-quality standard-weight clay-based clumping litter recommended","Any flooring with integrated carpet tray; keep clear of walls",,"Manufacturer specifications verified",https://www.litter-robot.com/manual_pdf/Litter-Robot-5-Manual.pdf,2026-10-08,No,"Exterior size and weight range do not guarantee cat acceptance"
Neakasa,M1 Plus,M1 Plus,Open-top rotating tray,20.20,20.67,23.26,"Open top; 13.86 in entry height",2.2,33,"Fast-clumping scoopable litter; filter handles particles up to 3 mm diameter and 10 mm length","Hard flat surface; follow current setup and firmware instructions",11.23,"Manufacturer specifications verified",https://neakasa.com/products/neakasa-m1-cat-litter-box,2026-10-08,No,"High entry can be difficult for mobility-limited cats"
PetSafe,ScoopFree SmartSpin,PAL00-17985,Enclosed rotating drum,20.9,18.9,26.4,"12 in from the ground; verify exact regional manual",,25,"US specifications list clumping litter; premium clumping litter recommended","Calibrate empty on a stable level surface; do not block sensors",6,"Manufacturer specifications verified; dimensions are from regional documentation",https://www.petsafe.com/p/scoopfree-smartspin-self-cleaning-litter-box/PAL00-17985/,2026-10-08,No,"Regional dimensions and model documentation should be checked before purchase"
PETKIT,PuraMax 2,P9902,Enclosed rotating cylinder,21.73,24.41,21.18,"7.87 in entry height; opening about 7.87 x 10.03 in",3.3,22,"Clumping clay/mineral or tofu/mixed litter with the matching sifter; particles no longer than 12 mm","Firm level surface; not soft carpet; preserve manufacturer clearance",7,"Manufacturer manual verified",https://instructions.petkit.com/App%20Manual/T4-2/T4-2_User%20Manual_EN_V1.1_250305_%20.pdf,2026-10-08,No,"Current availability can vary because PETKIT has newer models"
PetSnowy,SNOW+,SNOW+,Enclosed rotating chamber with walkway,25.60,20.00,29.50,"Walkway entry 14.9 in high x 9.05 in long",3.3,20,"Premium standard-weight clay clumping recommended; some silica/tofu/plant litter may work with extra maintenance","Hard flat surface for weight sensing",10,"Manufacturer specifications verified",https://shop.petsnowy.com/products/snow-self-cleaning-litter-box,2026-10-08,No,"Enclosed walkway adds depth and can affect cat acceptance"
PETLIBRO,Luma,PLLB001,Enclosed rotating drum,28.10,22.50,23.30,"17.4 in entrance height; included step",2.2,22,"Clumping clay/mineral with round-hole filter; tofu or mixed litter with long-pellet filter; no non-clumping crystal/pine or ultra-fine grass-seed/cassava litter","Hard flat floor; no carpet; at least 4 in (10 cm) clearance",11,"Manufacturer specifications verified",https://petlibro.com/products/luma-smart-litter-box,2026-10-08,No,"Adult-cat guidance and placement limits must be followed"