Our Verdict
Ellenpent Automatic Litter Box Wins
It features a superior 9.0L waste capacity. Choose PETKIT PuraMax 2 if your cat needs a low 7.87-inch entry, as it has a confirmed 22.0 lbs max pet weight.
Bottom Line: Ellenpent Automatic Litter Box is the better choice. It features a superior 9.
Key Differences
The most significant spec differences at a glance
Max Pet Weight Lbs
100% lessWaste Drawer
29% moreWeight
100% lessAdvantages
Where each product wins
Ellenpent
- Waste Drawer: 29% higher (9.0 vs 7.0)
- Weight: 100% lower (0.0 vs 22.0)
PETKIT
- Max Pet Weight Lbs: 100% higher (0.0 vs 22.0)
Who Should Buy Which?
Find the right product for your needs
Buy Ellenpent if...
Automatic Litter Box, Self
If you own multiple cats or a large cat and prioritize less frequent waste disposal, the Ellenpent Automatic Litter Box is an excellent choice. Its 9.0L waste capacity means up to 10 days without scooping, and it offers solid app control with health tracking at a more budget-friendly price point of $233.98. While it needs significant floor space, its robust automated cleaning and safety sensors provide peace of mind for managing a busy cat household without constant maintenance.
Buy PETKIT if...
PETKIT PuraMax 2 Automatic
The PETKIT PuraMax 2 is ideal for owners of older, smaller, or mobility-limited cats, thanks to its low 7.87-inch entry. If you prioritize detailed individual cat health tracking, including weight and usage, via its comprehensive app, and value a superior anti-leakage design, this is your pick. Despite a higher price of $299.99 and a slightly smaller 7.0L waste capacity, its specialized features for pet comfort and advanced monitoring make it worth the investment for a tech-savvy cat parent.
Spec Comparison
8 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $234 | $282 |
| Rating | 4.3(570) | 4.2(778) |
| Sensor Type | infrared, weight | infrared, weight |
| Max Pet Weight | 0 lbs | 22 lbs |
| Waste Capacity | 9L | 7L |
| Weight | 0 lbs | 22 lbs |
| Model Number | CH-ICB019 | — |
| WiFi | Yes | Yes |
| Cleaning Cycle | 2 min | — |
| Dimensions | — | 21.18" × 21.73" × 24.4" |
Swipe horizontally to see all columns
Pros & Cons
Quick overview of strengths and weaknesses
Ellenpent Automatic Litter
- Automated cleaning within 2 minutes of cat exit.
- 9L waste capacity allows 10 days no scooping.
- Infrared and weight sensors provide safety pause.
- App tracks cat health metrics and activity patterns.
- Large 90L size may require significant floor space.
- Requires recurring purchase of scented gel refills.
- Requires 2.4GHz Wi-Fi for app connectivity.
PETKIT PuraMax 2
- Prevents urine leakage with sealed base and pad design.
- Tracks individual cat health data, weight, and usage via app
- 7L waste bin provides up to 15 days of hands-free use.
- Multiple sensors ensure cat safety during cleaning cycles.
- Requires placement on flat, hard floor to ensure sensor func
- Not suitable for young pets under 6 months or 3.3 lbs.
- Only compatible with 2.4GHz WiFi networks for app control.
- Not compatible with K3 Smart Spray odor remover.
Frequently Asked Questions
Common questions about this comparison
Which litter box is better for large or multiple cats?
The Ellenpent boasts a 90L product capacity and 9.0L waste drawer, designed for "Large Cat" and "Multiple Cats". PETKIT has a 7.0L waste drawer and a stated max pet weight of 22.0 lbs, making Ellenpent potentially better for heavier pets.
What is the main difference in waste drawer capacity?
The Ellenpent Automatic Litter Box offers a 9.0-liter waste drawer. The PETKIT PuraMax 2 has a 7.0-liter capacity. This means Ellenpent holds more waste, potentially requiring less frequent emptying for similar usage.
Which product is more suitable for cats with mobility issues?
The PETKIT PuraMax 2 features a low 7.87-inch entry, specifically designed to be easily accessible for older cats or those with limited mobility. The Ellenpent does not highlight a similar low-entry design.
How do their safety sensors compare?
Both the Ellenpent and PETKIT PuraMax 2 utilize a combination of infrared and weight sensors. This dual-sensor setup provides robust safety features, automatically pausing cleaning cycles if a cat is detected inside the litter box.
Explore Other Categories
Popular comparisons across the site
Ask AI
Get instant answers about specs
Get the Deets
Ask our AI assistant
Ask Deets anything!


























