Our Verdict
Meowant Self Cleaning Litter Box Wins

It provides significantly better capacity for multiple and larger cats with a 75L interior and a 22.0 lbs max pet weight, alongside an 8.0L waste drawer, justifying its higher $287.98 price. The UPFAS Automatic Cat Litter Box is the better pick for budget-conscious owners of medium cats or kittens, offering app control for $199.99, but lacks the size and waste capacity for larger pets and requires assembly.
Bottom Line: Meowant Self Cleaning Litter Box is the better choice. It provides significantly better capacity for multiple and larger cats with a 75L interior and a 22.
In-Depth Analysis
How they compare in practice
The Meowant MW-SC02 and UPFAS Little-Box-500C-DIY-001 cater to distinct segments of the automatic litter box market, primarily differentiated by size, capacity, and price point. The Meowant unit, priced at $287.98, offers a substantial 75L interior volume and a robust maximum pet weight capacity of 22.0 lbs, making it ideal for multi-cat households, large breeds, or senior cats benefiting from its low 6.8-inch entry. Its 8.0L waste drawer capacity also means less frequent emptying, a practical convenience for busy owners, and it comes fully assembled.
In contrast, the UPFAS model, at a more accessible $199.99, is clearly designed for medium cats and kittens, explicitly stating it's "not suitable for large adult cats." While its exact weight limit isn't provided, its smaller form factor (18.23"D x 19.84"W x 22.44"H) supports this. The primary trade-off for its lower price is the required 90 minutes of assembly, a factor potential buyers must consider. Both units boast a quiet operation with a noise level below 35 dB and feature app control for monitoring, with no subscription costs.
Real-world usage highlights these differences. A Meowant owner enjoys the peace of mind that their Maine Coon or multiple domestic short-hairs can comfortably use the spacious box, with advanced safety sensors and effective odor sealing. The larger waste capacity translates to fewer trips to the trash can. Conversely, a UPFAS user values its affordability and suitability for their smaller feline companions, potentially in a more compact living space. The fully washable drum on the UPFAS is a nice touch for thorough hygiene. Ultimately, the Meowant offers a premium, larger-capacity, ready-to-use solution, while the UPFAS presents a cost-effective, albeit smaller and assembly-required, option for specific pet sizes.
Key Differences
The most significant spec differences at a glance
Max Pet Weight Lbs
100% moreWeight
100% moreAdvantages
Where each product wins
Meowant
- Max Pet Weight Lbs: 100% higher (22.0 vs 0.0)
UPFAS
- Weight: 100% lower (30.0 vs 0.0)
Which to Pick for Your Situation
Concrete scenarios with a clear recommendation
For a multi-cat household with a large cat breed
MeowantThe Meowant offers a 75L extra large interior and supports up to 22.0 lbs, accommodating larger cats and multiple felines comfortably.
For budget-conscious owners with a single medium-sized cat or kittens
UPFASThe UPFAS is priced significantly lower at $199.99 and is designed specifically for medium cats and kittens, making it a cost-effective choice.
For pet owners prioritizing minimal maintenance and odor control
MeowantThe Meowant features an 8.0L waste drawer capacity and a waste door that seals odors with an odor-absorbing gel, reducing the frequency of emptying and containing smells.
For those who prefer a fully assembled unit right out of the box
MeowantThe Meowant comes ready to use, whereas the UPFAS requires approximately 90 minutes for assembly.
Who Should Buy Which?
Find the right product for your needs
Buy Meowant if...
Meowant Self Cleaning Litter
The ideal buyer for the Meowant Self Cleaning Litter Box is a multi-cat household owner or an individual with large cat breeds, senior cats, or short-legged felines who prioritize space, safety, and reduced maintenance. They value a premium, ready-to-use product that can accommodate their pets' needs without compromise, even if it means a higher upfront investment of $287.98. This buyer needs the reassurance of a spacious 75L interior that comfortably fits bigger cats and the low 6.8-inch entry that makes it accessible for older or less agile pets. The significant 8.0L waste drawer capacity is crucial for their busy lifestyle, allowing for less frequent emptying, while the app's ability to monitor cat weight and activity provides valuable health insights. They appreciate the 9 safety sensors that prevent accidental pinching, ensuring their beloved pets are always safe during operation. While they might pay more, they gain convenience, robust features, and peace of mind, not needing the lower price point or the assembly process of a smaller unit.
Buy UPFAS if...
UPFAS Automatic Cat Litter
The UPFAS Automatic Cat Litter Box is perfectly suited for the budget-conscious cat owner who has medium-sized cats, kittens, or who needs a secondary litter box for a specific pet. This buyer is looking for an automatic solution without breaking the bank, appreciating the $199.99 price point. They are comfortable with a DIY approach, willing to invest approximately 90 minutes for assembly to save money. Their primary pets are not large adult cats, so the Meowant's extensive internal volume and weight capacity would be overkill and unnecessary expense. This user values essential smart features like app control for weight monitoring and usage frequency, and the ultra-quiet operation (below 35 dB) for a peaceful home environment. They benefit from the fully washable drum, allowing for thorough cleaning. What they're giving up in terms of maximum pet size and immediate out-of-box use, they gain in affordability and suitability for their specific smaller feline companions, making it an excellent value proposition for their particular needs.
Spec Comparison
11 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $288 | $200 |
| Rating | 4.1(338) | 4.4(942) |
| Sensor Type | weight | weight |
| Max Pet Weight | 22 lbs | 0 lbs |
| Waste Capacity | 8L | — |
| App Subscription | Free | Free |
| Weight | 30 lbs | 0 lbs |
| Model Number | MW-SC02 | Little-Box-500C-DIY-001 |
| WiFi | Yes | Yes |
| Noise Level | 35 dB | 35 dB |
| Cleaning Cycle | 5 min | — |
| Power | 15W | — |
| Dimensions | — | 19.84" × 22.44" × 18.23" |
Swipe horizontally to see all columns
Pros & Cons
Quick overview of strengths and weaknesses
Meowant Self Cleaning
- 75L interior fits multiple cats and large breeds
- Low 6.8-inch entry aids senior and short-legged cats
- 9 safety sensors prevent cat pinching during cycles
- App monitors cat weight, activity, and toilet data
- Requires 2.4GHz Wi-Fi for app functionality
- Soft mats under unit interfere with weight sensors
- Not suitable for kittens under 6 months old
UPFAS Automatic Cat
- Cleaning noise is below 35 dB.
- App monitors cat weight, time, and frequency of use.
- Drum part is fully washable for cleaning.
- Remote control and monitoring via app (Wi-Fi/BT).
- Requires 90 minutes for assembly.
- Not suitable for large adult cats.
Frequently Asked Questions
Common questions about this comparison
What is the maximum pet weight supported by each litter box?
The Meowant supports cats up to 22.0 lbs. The UPFAS is designed for medium cats and kittens and is not suitable for large adult cats, indicating a significantly lower maximum weight capacity.
How often do I need to empty the waste drawer?
The Meowant has an 8.0L waste drawer capacity, which generally means less frequent emptying, depending on your cat's usage. The UPFAS capacity is unspecified but likely smaller due to its design for smaller cats.
Is an app subscription required for either product?
No, both the Meowant and UPFAS litter boxes offer app control and monitoring features without any additional subscription costs, making them more economical over time.
What are the noise levels during a cleaning cycle?
Both the Meowant and UPFAS litter boxes operate quietly, with a noise level specified to be below 35 dB during their cleaning cycles, ensuring minimal disruption in your home.
Can senior cats use these litter boxes?
Yes, the Meowant is particularly suitable for senior cats due to its low 6.8-inch entry height, making it easier for them to access. The UPFAS's entry height is not specified, but it's designed for smaller cats.
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