Purobot Crystal Duo vs AutoEgg
One requires the maker's own litter, the other takes standard litter
Petkit Purobot Crystal Duo
Buy now$199.99
Currently listed price on petkit.com for this open-top disposable-tray model.
Buy now
ChillX AutoEgg
Buy now$399.99
List price on chillx.co; a reconditioned unit is listed separately.
Buy now · ChillX states units are on backorder of one to four months.
Where the published data differs
Every line below is computed from the two manufacturers’ own figures. Attributes neither brand publishes are omitted.
- Purobot Crystal Duo lists at $199.99, $200 below AutoEgg at $399.99.
- Proprietary litter required: published for Purobot Crystal Duo, not for AutoEgg.
- Warranty: Purobot Crystal Duo 24 months versus AutoEgg 12 months (100% more). Published data favours Purobot Crystal Duo.
- Minimum cat weight: AutoEgg 4.4 lbs versus Purobot Crystal Duo 3.3 lbs (33% more). Published data favours Purobot Crystal Duo.
- Subscription required: published for Purobot Crystal Duo, not for AutoEgg.
- Litter type required: Purobot Crystal Duo — Petkit Crystal litter disposable tray; AutoEgg — Hard-clumping clay with small particles; not silica, paper, tofu, pine, corn or wheat.
- Cleaning cycle trigger: Purobot Crystal Duo — Automatic after the cat exits, with app scheduling; AutoEgg — Five minutes after four weight sensors detect 5 g of waste.
- Footprint: Purobot Crystal Duo — 32.2 x 19.96 x 13.14 in; AutoEgg — 30 x 19 x 17 in.
Full specification comparison
| Attribute | Purobot Crystal Duo | AutoEgg |
|---|---|---|
| Multi-cat suitable | Yes | Yes |
| Minimum cat weight | 3.3 lbs | 4.4 lbs |
| Maximum cat weight | Not published | 15.4 lbs |
| Waste drawer capacity | Not published by either | Not published by either |
| Litter type required | Petkit Crystal litter disposable tray | Hard-clumping clay with small particles; not silica, paper, tofu, pine, corn or wheat |
| Proprietary litter required | Yes | No |
| Proprietary waste bags required | No | No |
| Subscription required | Yes | No |
| Cleaning cycle trigger | Automatic after the cat exits, with app scheduling | Five minutes after four weight sensors detect 5 g of waste |
| Adjustable cycle delay | Yes | Not published |
| App control | Yes | Not published |
| Weight sensing | Yes | Yes |
| Health monitoring | Yes | Yes |
| Odor control method | Disposable absorbent crystal litter tray | Not published |
| Entry height | 7.08 in | Not published |
| Interior dimensions | Not published by either | Not published by either |
| Footprint | 32.2 x 19.96 x 13.14 in | 30 x 19 x 17 in |
| Operating noise | Not published by either | Not published by either |
| Power source | AC adapter, 12V/2A | Not published |
| Battery backup | No | Not published |
| Warranty | 24 months | 12 months |