CatGenie A.I. Self-Washing Cat Box vs Whisker Litter-Robot 4
Researched by Riley Hart · prices checked Nov 4, 2026
As of Nov 4, 2026, the CatGenie A.I. Self-Washing Cat Box costs $469 and the Whisker Litter-Robot 4 costs $699, so the CatGenie A.I. Self-Washing Cat Box is $230 cheaper. The CatGenie A.I. Self-Washing Cat Box has a published review score and ranks #9 in our self cleaning litter boxes ranking; the Whisker Litter-Robot 4 is not scored yet. Pick the CatGenie A.I. Self-Washing Cat Box for no bags or litter disposal. Pick the Whisker Litter-Robot 4 for one to four average size cats. The CatGenie A.I. Self-Washing Cat Box wins 2 of 3 points we can measure.
Who wins, point by point
The CatGenie A.I. Self-Washing Cat Box wins 2 of 3 points we can measure. Built from today's prices, the specs and independent tests for these two robots.
| A.I. Self-Washing Cat Box | Litter-Robot 4 | Winner | |
|---|---|---|---|
| Price today | $469 | $699 | A.I. Self-Washing Cat Box |
| 3 year cost | $1,105 | $1,035 | Litter-Robot 4 |
| Warranty | 18 months | 1 year | A.I. Self-Washing Cat Box |
- You want to spend less (saves $230)
- You care most about warranty (18 months vs 1 year)
- Best for no bags or litter disposal
- You care most about 3 year cost ($1,035 vs $1,105)
- Best for one to four average size cats
- Litter
- Washable granules
- Waste drawer
- None
Plumbed box that washes reusable granules and flushes waste
Full CatGenie A.I. Self-Washing Cat Box review, pros and cons →- Cat weight
- 3 to 25 lb
- Max cats
- Up to 4
- Litter
- Clumping clay
- Waste drawer
- Sealed
Proven Litter-Robot with laser sensing, now Whisker's value pick
Full Whisker Litter-Robot 4 review, pros and cons →Side by side
| CatGenie A.I. Self-Washing Cat Box | Whisker Litter-Robot 4 | |
|---|---|---|
| Price | $469 | $699 |
| 3 year cost | $1,105 | $1,035 |
| Our score | 7.3/10 | Not scored yet |
| Rank in Litter box | #9 | #23 |
| Status | on sale | on sale |
| Warranty | 18 months limited; 90 day money back guarantee | 1 year (WhiskerCare), extendable to 3 years; 90 day in home trial |
| Cat weight range | Not stated by maker | 3 to 25 lb (kittens under 3 lb need semi automatic mode) |
| Max cats | Not stated; marketed for multiple cats | Up to 4 |
| Waste drawer | None; waste is liquefied and flushed to a toilet or laundry drain | Sealed drawer with carbon filter, as little as once every 8 days (maker claim) |
| Sensors | Cat activation sensing; app scheduling up to 8 cleanings a day | Laser and weight sensors, SmartScale cat weight tracking, SafeCat system |
| App | CatGenie app (WiFi) for schedules, alerts and reorders | Whisker app (2.4 GHz WiFi); free 7 day view, Whisker+ optional |
| Litter type | Proprietary washable granules only | Clumping clay recommended; crystals only if they pass the screen; plant based and pellet litters not recommended |
| Size | 19.25 in wide (front), 21 in high, 24.5 in deep incl. hoses, 25 lb | 22 x 27 in footprint, 29.5 in tall, 15.75 x 15.75 in entry, 24 lb empty |
| Noise | No dB rating; Cats.com notes audible cycle noise | No dB rating published; QuietSift motor |
| Best for | no bags or litter disposal | one to four average size cats |
| Skip if | you have no water and drain nearby | your cat is over 25 lb |
Specs are maker claims unless a reviewer is named. Prices from the stores we link, checked daily.
What reviewers found
CatGenie A.I. Self-Washing Cat Box
Whisker Litter-Robot 4
- Cats.com: Runner Up in the October 2026 roundup; reliable and well built, but the smaller litter bed may not suit large cats. Source
- The Irish Times: Quiet, no smells and a clean tray in a home test; sensors stopped the drum when a cat entered; app cat ID was less accurate for cats of similar size. Source
Questions buyers ask
Which is better, the CatGenie A.I. Self-Washing Cat Box or the Whisker Litter-Robot 4?
The CatGenie A.I. Self-Washing Cat Box has a published review score and ranks #9 in our self cleaning litter boxes ranking; the Whisker Litter-Robot 4 is not scored yet. Pick the CatGenie A.I. Self-Washing Cat Box for no bags or litter disposal. Pick the Whisker Litter-Robot 4 for one to four average size cats.
Which is cheaper?
The CatGenie A.I. Self-Washing Cat Box at $469, versus $699 for the Whisker Litter-Robot 4, checked Nov 4, 2026. Over 3 years with running costs: $1,105 vs $1,035.
What is the difference between the A.I. Self-Washing Cat Box and the Litter-Robot 4?
Cat weight range: Not stated by maker on the A.I. Self-Washing Cat Box, 3 to 25 lb (kittens under 3 lb need semi automatic mode) on the Litter-Robot 4. Max cats: Not stated; marketed for multiple cats on the A.I. Self-Washing Cat Box, Up to 4 on the Litter-Robot 4. Waste drawer: None; waste is liquefied and flushed to a toilet or laundry drain on the A.I. Self-Washing Cat Box, Sealed drawer with carbon filter, as little as once every 8 days (maker claim) on the Litter-Robot 4.
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