Up to 8 L
6 models8.1/10 at the median
6 models analysed, median rating 8.1/10. Highest rated: UBPet C41 (8.1/10).
Top rated
- UBPet C41 8.1/10
- PETKIT Purobot Max Pro 2 8.1/10
- Furbulous Box 7.5/10
Our rankingsThe best automatic litter boxes31 automatic litter boxesBy size
By cat size
By tray type
By waste bin capacity
Features and options
Our guides to choosing
Choosing guide
Waste bin capacity determines how often the bin needs emptying, a practical point for multi-cat households or a busy schedule. Larger bins in our catalogue tend to be rated slightly better than smaller ones, though the difference stays modest overall.
By Romain Brunel, updated on

| Option | Models analysed | Median score | Top rated |
|---|---|---|---|
| Up to 8 L | 6 | 8.1/10 | UBPet C41 |
| From 8 to 10 L | 2 | 8/10 | PETKIT Purobot Ultra |
| More than 10 L | 6 | 8.5/10 | Neakasa M1 Plus |
Among our 14 automatic litter boxes, the most common option is “Up to 8 L” (6 models). The table on this page compares 3 options: model count, median rating and the highest-rated model for each.
UBPet C41, rated 8.1/10, is the highest-rated of the 6 models models with this option.
Neakasa M1 Plus, rated 8.9/10, is the highest-rated of the 6 models models with this option.
PETKIT Purobot Ultra, rated 8/10, is the highest-rated of the 2 models models with this option.