Our Verdict
Fumoi Automatic Cat Litter Box Wins

It offers a much larger 15L waste capacity vs. PETKIT's 5.5L. Choose PETKIT for its advanced OmniSense sensors and AI camera for health monitoring.
Spec Comparison
9 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $200 | $200 |
| Rating | 4.3(2.1k) | 4.5(165) |
| Sensor Type | infrared | OmniSense |
| Max Pet Weight | 25 lbs | 25 lbs |
| Waste Capacity | 15L | 5.5L |
| App Subscription | — | Free |
| Weight | 13.23 lbs | 24 lbs |
| WiFi | Yes | Yes |
| Dimensions | 19.6" × 25.8" × 21.6" | 22" × 30" × 27" |
| Model Number | — | Purobot Crystal Duo |
| Cleaning Cycle | — | 7 min |
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Pros & Cons
Quick overview of strengths and weaknesses
Fumoi Automatic Cat
- Infrared sensors pause cleaning for pet safety.
- 95L drum capacity supports multiple cats.
- 15L sealed waste bin for extended use.
- App controls cleaning schedules and tracks usage.
- Requires 2.4GHz WiFi for app control.
- Max pet weight limited to 25 lbs.
- Large dimensions may require significant floor space.
PETKIT Open-Top &
- Auto-cleans after each use
- WiFi app monitoring
- Fits cats up to 25 lbs
- Low noise operation
- Large footprint
- High upfront cost
- Requires specific litter
Frequently Asked Questions
Common questions about this comparison
Which is better for multiple cats?
Fumoi is better due to its 15L waste drawer capacity, significantly larger than PETKIT's 5.5L, reducing frequency of emptying for multi-cat households.
What's the main difference in sensor technology?
Fumoi uses infrared sensors for safety, pausing cleaning when a pet is detected. PETKIT features OmniSense sensors, offering more comprehensive detection and potentially enhanced safety features, including an AI camera for health.
Which has a larger waste capacity?
Fumoi has a significantly larger waste drawer capacity at 15.0 liters. PETKIT's waste drawer capacity is 5.5 liters, meaning it would require more frequent emptying.
Are there any subscription costs for the app?
No, neither product lists an app subscription cost, implying both offer their app control features without additional recurring fees.
What are the main differences in dimensions?
PETKIT is larger overall, with dimensions of 27.0" D x 22.0" W x 30.0" H. Fumoi is slightly more compact at 21.6" D x 19.6" W x 25.8" H.
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