Our Verdict
EYESUN Self Cleaning Litter Box (Product B) Wins

It offers a significantly larger 13.0-liter waste drawer capacity compared to PETKIT's 5.5 liters, alongside a higher max pet weight limit of 27.5 lbs versus 25 lbs, all at a more affordable price of $179.99 (vs $199.99). This translates to less frequent emptying and broader cat compatibility for the EYESUN. The PETKIT (Product A) is the better pick for owners prioritizing advanced health monitoring features, such as its integrated AI Camera and Urinary Health Monitor, and prefer 5G WiFi connectivity.
Bottom Line: EYESUN Self Cleaning Litter Box (Product B) is the better choice. It offers a significantly larger 13.
In-Depth Analysis
How they compare in practice
These two automatic litter boxes approach convenience from slightly different angles, making them suitable for distinct user priorities. The EYESUN NEO-MAXE (Product B) distinguishes itself primarily through its superior waste management capabilities and overall value. With a generous 13.0-liter waste drawer capacity, it promises considerably less frequent emptying cycles than the PETKIT Purobot Crystal Duo (Product A), which offers a more modest 5.5-liter capacity. In a multi-cat household or for owners who travel frequently, this difference means practical, tangible relief from daily scooping chores. The EYESUN also accommodates slightly larger felines, supporting cats up to 27.5 lbs compared to PETKIT's 25 lbs. Its $179.99 price point makes it an attractive, budget-conscious choice for those seeking core automation. The PETKIT Purobot Crystal Duo (Product A), while having a smaller waste bin, elevates the smart litter box experience with its advanced health monitoring features. The integrated AI Camera and Urinary Health Monitor provide invaluable insights into a cat's well-being, a feature not present in the EYESUN model. For owners deeply invested in proactive pet health management, this data can be a game-changer. The PETKIT also offers 5G WiFi connectivity, potentially providing a more robust connection than the EYESUN's 2.4GHz-only setup, which can be a factor in congested network environments. Its OmniSense sensor type is designed for comprehensive safety, ensuring the unit pauses cleaning if a pet is detected. In real-world use, the EYESUN offers a more hands-off approach to waste disposal for longer periods, meaning fewer interactions with the unit itself beyond initial setup and occasional deodorizer replacement. Its infrared and weight sensors provide reliable safety. The PETKIT, conversely, demands a higher initial investment but provides a richer data stream, transforming the litter box from a waste disposal unit into a health monitoring hub. While both offer app control and low noise operation—EYESUN boasts a specific 35 dB rating—the fundamental trade-off lies between extended capacity/value and advanced health intelligence. For pure convenience and capacity, the EYESUN delivers more for less. For sophisticated pet health insights, PETKIT is the clear choice.
Key Differences
The most significant spec differences at a glance
Max Pet Weight Lbs
9% lessWaste Drawer
58% lessWeight
100% moreAdvantages
Where each product wins
EYESUN
- Max Pet Weight Lbs: 9% higher (25.0 vs 27.5)
- Waste Drawer: 58% higher (5.5 vs 13.0)
- Weight: 100% lower (24.0 vs 0.0)
Which to Pick for Your Situation
Concrete scenarios with a clear recommendation
For a multi-cat household prioritizing infrequent emptying
EYESUNThe EYESUN boasts a 13.0-liter waste drawer, significantly larger than PETKIT's 5.5 liters, reducing the frequency of waste disposal for multiple felines.
For owners focused on proactive health monitoring
PETKITThe PETKIT includes an AI Camera and Urinary Health Monitor, providing valuable insights into a cat's well-being beyond basic litter box functions.
For budget-conscious buyers wanting core automation
EYESUNPriced at $179.99, the EYESUN offers excellent core automatic cleaning features and a large waste capacity at a lower cost than the PETKIT ($199.99).
For homes with larger or heavier cat breeds
EYESUNThe EYESUN accommodates cats up to 27.5 lbs, slightly more than the PETKIT's 25 lbs limit, making it suitable for larger felines.
Who Should Buy Which?
Find the right product for your needs
Buy PETKIT if...
PETKIT Open-Top & AI
The PETKIT Purobot Crystal Duo is ideal for the conscientious pet parent who views their cat's litter box not just as a waste disposal unit, but as a critical tool for health monitoring. This buyer prioritizes proactive wellness and is willing to invest slightly more ($199.99) for advanced features. They are likely tech-savvy, appreciating the ability to connect via 5G WiFi and utilize the integrated AI Camera and Urinary Health Monitor. These specific specs mean they can track changes in their cat's habits and potentially detect health issues early, offering profound peace of mind. This individual might have a single cat or multiple cats, as long as each is under the 25 lbs weight limit. While the 5.5-liter waste drawer capacity is smaller than competitors, they don't mind slightly more frequent emptying if it means gaining valuable, actionable health insights. They also have the space for its substantial dimensions (27" D x 22" W x 30" H). What they're giving up in extended waste capacity, they gain in sophisticated health data analytics and potentially more robust 5G wireless connectivity.
Buy EYESUN if...
Self Cleaning Litter Box,76L
The EYESUN NEO-MAXE is perfectly suited for the pragmatic pet owner seeking maximum convenience and efficiency from an automatic litter box at an attractive price point. This buyer's primary goal is to minimize scooping chores and waste disposal frequency without breaking the bank. With a budget-friendly price of $179.99, they value the substantial 13.0-liter waste drawer capacity, which significantly reduces how often they need to interact with the unit compared to smaller options. They likely have multiple cats or a single larger feline, appreciating the 27.5 lbs max pet weight limit. While they might not need advanced health monitoring features, they still desire smart functionality like app control, safety sensors (infrared, weight), and effective odor control from the integrated deodorizer. They are comfortable with 2.4GHz Wi-Fi networks and don't require the higher bandwidth of 5G. This buyer prioritizes a reliable, quiet (35 dB), and low-maintenance solution that simply handles waste efficiently, allowing them to enjoy more quality time with their pets rather than managing the litter box. They're foregoing the PETKIT's unique health tracking for superior waste capacity and cost savings.
Spec Comparison
10 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $200 | $180 |
| Rating | 4.5(165) | 4.2(191) |
| Sensor Type | OmniSense | infrared, weight |
| Max Pet Weight | 25 lbs | 27.5 lbs |
| Waste Capacity | 5.5L | 13L |
| App Subscription | Free | Free |
| Weight | 24 lbs | 0 lbs |
| Model Number | Purobot Crystal Duo | NEO-MAXE |
| WiFi | Yes | Yes |
| Dimensions | 22" × 30" × 27" | — |
| Cleaning Cycle | 7 min | — |
| Noise Level | — | 35 dB |
Swipe horizontally to see all columns
Pros & Cons
Quick overview of strengths and weaknesses
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
EYESUN Self Cleaning
- Holds 15 days of waste for multiple cats
- Infrared and weight sensors pause cleaning for safety
- Remote control and monitoring via app
- Operates at quiet 35 dB noise level
- Only compatible with 2.4GHz Wi-Fi networks
- Deodorizer requires periodic replacement
- 13L waste bin may require frequent emptying for multiple cat
Frequently Asked Questions
Common questions about this comparison
How often do I need to empty the waste drawer for each litter box?
The EYESUN's 13.0-liter capacity typically allows for less frequent emptying, potentially lasting up to 15 days for a single cat. The PETKIT, with its 5.5-liter drawer, will require more regular disposal.
Do either of these litter boxes require a paid app subscription?
No, both the PETKIT Purobot Crystal Duo and the EYESUN NEO-MAXE offer their companion app control and monitoring features without any additional subscription costs.
What is the maximum weight cat each unit can handle?
The EYESUN can safely accommodate cats up to 27.5 lbs, whereas the PETKIT is designed for cats weighing up to 25.0 lbs.
Which litter box is better for monitoring my cat's health?
The PETKIT Purobot Crystal Duo excels here, featuring an AI Camera and Urinary Health Monitor for advanced insights into your cat's well-being. The EYESUN focuses on automated cleaning.
Is there a significant difference in noise level?
The EYESUN specifies a low noise level of 35 dB during operation, which is exceptionally quiet. The PETKIT also offers low noise operation, though a specific dB rating is not provided.
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