Our Verdict
GUNJI Wins

Its 10.0L waste drawer holds almost double the waste of PETKIT's 5.5L drawer. Choose PETKIT if you need 25 lbs max weight capacity and faster 7-minute cleaning.
Bottom Line: GUNJI is the better choice. Its 10.
Key Differences
The most significant spec differences at a glance
Max Pet Weight Lbs
3% lessWaste Drawer
82% moreWeight
100% lessAdvantages
Where each product wins
GUNJI
- Waste Drawer: 82% higher (10.0 vs 5.5)
- Weight: 100% lower (0 vs 24.0)
PETKIT
- Max Pet Weight Lbs: 3% higher (24.2 vs 25.0)
Who Should Buy Which?
Find the right product for your needs
Buy GUNJI if...
GUNJI Automatic Self-Cleaning Litter
If you're a busy multi-cat owner who prioritizes convenience and less frequent maintenance, the GUNJI Automatic Self-Cleaning Litter Box is your ideal choice. Its impressive 10.0-liter waste drawer capacity means you'll empty it far less often than alternatives, potentially lasting up to 10 days. At $169.99, it offers excellent value with robust multi-layer safety sensors and app-controlled scheduling and health tracking (usage, duration, weight) without a subscription. It's perfect for those seeking a reliable, high-capacity, smart litter solution on a moderate budget.
Buy PETKIT if...
PETKIT Open-Top & AI
The PETKIT Open-Top & AI Camera Self Cleaning Cat Litter Box is perfect for the tech-savvy cat parent who prioritizes advanced health monitoring and a slightly higher weight capacity. If you have a cat up to 25.0 lbs and want detailed insights into their urinary health via the AI camera and OmniSense system, this $199.99 unit is worth the investment. It's ideal for those seeking a premium, low-noise operation and are willing to manage a slightly smaller 5.5-liter waste drawer and a larger footprint for the benefits of cutting-edge smart features.
Spec Comparison
9 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $170 | $200 |
| Rating | 4.0(125) | 4.5(165) |
| Sensor Type | infrared, radar, hall, gravity | OmniSense |
| Max Pet Weight | 24.2 lbs | 25 lbs |
| Waste Capacity | 10L | 5.5L |
| App Subscription | Free | Free |
| Weight | 0 lbs | 24 lbs |
| Model Number | G25-SCLB24-0769-0807 | Purobot Crystal Duo |
| WiFi | Yes | Yes |
| Dimensions | — | 22" × 30" × 27" |
| Cleaning Cycle | — | 7 min |
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Pros & Cons
Quick overview of strengths and weaknesses
GUNJI Automatic Self-Cleaning
- Multi-layer sensors ensure cat safety during operation.
- Remote control and scheduling available via mobile app.
- 10-liter waste drawer holds up to 10 days waste.
- Tracks cat usage, duration, and weight for health.
- Requires 2.4G WiFi connection for app features.
- Base unit must be kept dry during compartment cleaning.
- Maximum cat weight capacity is 24.2 pounds.
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 litter box has a larger waste capacity?
The GUNJI offers a significantly larger 10.0-liter waste drawer, capable of holding up to 10 days of waste. The PETKIT, in contrast, has a 5.5-liter capacity.
What is the maximum pet weight each litter box can accommodate?
The PETKIT can accommodate cats up to 25.0 lbs. The GUNJI has a slightly lower maximum weight capacity of 24.2 lbs, a minor difference.
How do the safety sensor technologies differ?
GUNJI utilizes multi-layer sensors (infrared, radar, hall, gravity) for enhanced safety. PETKIT features "OmniSense" and general safety sensors, aiming for comprehensive protection during use.
Can both litter boxes connect to a mobile app for control?
Yes, both the GUNJI and PETKIT litter boxes are Wi-Fi enabled and offer remote control and scheduling via their respective mobile apps. GUNJI requires 2.4G WiFi.
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