Petlibro Luma Smart Litter Box
Automatic litter box: the maker’s published limits, with the page each was read from. Litter robots are judged against your house on the guides below.
Product links on this page will be affiliate links when the site goes live; they do not change which units are picked. How that works.
Amazon listing verified as the bare unit at $570 on September 17, 2026; the link goes live with the site.
The limits the maker publishes
Every figure below was read from the maker’s page or manual, and the link beside it goes there. A limit the maker does not publish is absent, never guessed.
| Limit | Maker figure | Read from |
|---|---|---|
| Cats, up to | 10 | source |
| Cat weight, from | 2.2 lb | source |
| Cat weight, to | 22 lb | source |
| Entry height | 17.4 in | source |
| Litter | clumping | source |
| Warranty | 2 years | source |
| App | yes | source |
| Noise | 35-47 | source |
| Waste drawer | 11 L | source |
| Safety sensors | Weight, visual, and infrared motion sensors with anti-pinch protection | source |
| Width | 23.3 in | source |
| Depth | 22.5 in | source |
| Height | 28.1 in | source |
| Subscription required | no | source |
Recall screen: no published CPSC recall names this exact model (screened 2026-09-17) (how we screen).
Living with it
What the maker’s own pages and manual say about owning this unit, and what owners report in public. Each line links to where it was read.
- Consumables
- Luma only works with clumping, tofu, or mixed litters; crystal, pine, and ultra-fine litters like grass seed or cassava are explicitly unsupported.petlibro.com
- Without the app or Wi-Fi
- If Wi-Fi drops, Luma keeps doing pet recognition, toilet-use detection, and auto-cleaning, but cloud features like video recording, waste-type ID, and photo capture pause until the connection returns.petlibro.com
- Subscription
- Petlibro states Luma works fully out of the box with no subscription required; paid Video Cloud AI tiers only add longer video history and multi-device support.petlibro.com
- Set-up
- Petlibro's setup instructions require placing Luma indoors on a hard, flat surface with at least 4 inches of clearance on all sides.petlibro.com
- Maintenance
- Petlibro recommends replacing both the carbon deodorizer and the litter mat about every 3 months in a single-cat home, on top of routine waste-drawer emptying.petlibro.com
- Warranty
- Petlibro's own page ties the free-repair-or-replacement benefit of the warranty to having an active (paid) subscription, not just owning the device.petlibro.com
- Safety
- Luma won't start a cleaning cycle until its camera, infrared, and weight sensors all confirm the cat has left, and it immediately pauses mid-rotation if a cat approaches.petlibro.com
- Camera and data
- Luma has a built-in camera for live view and short recordings, and per Petlibro's Care service terms, that recorded video/photo data is permanently deleted once your paid service period ends.petlibro.com
What owners and long-term reviewers report, from public threads and published reviews; not our own testing.
- Cats.com's tester says the open-top rotating design gives cats plenty of space and feels less confining than an enclosed box.cats.com
- The companion app is described as clean and easy to use, showing visit logs, litter-level status, and waste-drawer alerts.cats.com
- The sealed waste drawer does a good job keeping odor contained day to day.cats.com
- Some real owners report the auto-clean cycle is inconsistent and sometimes leaves clumps behind instead of fully cleaning.cats.com
- One owner reported the unit repeatedly getting stuck mid-cycle every morning because the weight sensor falsely reads a cat as still inside.cats.com
- The review notes some users see minor leaking around the litter compartment, especially with lighter litters.cats.com
What independent testers found
We do not test units ourselves. These are figures and verdicts published by named testers, with the maker’s claim beside them where the tester gave it; where a tester relays owners’ reports rather than a measurement, the row says so.
| What | Finding | Tester |
|---|---|---|
| Noise | Measured peak noise around 30-40 dB during hands-on testing (maker: 35-47 dB per Petlibro's own spec) | Cats.com (Amy Brown-Towry) |
| Also noted | Tester said the box ran quietly and the raking motion did not startle their test cats | Cats.com (Amy Brown-Towry) |
| Also noted | Tester found the sealed waste drawer contained odors well during the test period | Cats.com (Amy Brown-Towry) |
- Cats.com's hands-on review scored the Luma 4.5 out of 5, calling it a solid choice for cat owners. (Cats.com Overall Score: 4.5/5) Cats.com (Amy Brown-Towry)
- Despite the positive score, the review flags real owner complaints that the auto-clean cycle is inconsistent, sometimes leaving clumps behind and defeating the point of a self-cleaning box. Cats.com (Amy Brown-Towry)
Judged in
- The best automatic litter box for multiple cats (The open-top box rated for the biggest household)