Purobot Max 3 vs Purobot Ultra
Same brand, adjacent models in the range
Petkit Purobot Max 3
Buy now$399.99
Currently listed price on petkit.com; the page shows a higher regular price.
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Petkit Purobot Ultra
Buy now$799.99
Currently listed at $799.99 on petkit.com against a regular price of $899.99.
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Where the published data differs
Every line below is computed from the two manufacturers’ own figures. Attributes neither brand publishes are omitted.
- Purobot Max 3 lists at $399.99, $400 below Purobot Ultra at $799.99.
- Waste drawer capacity: Purobot Ultra 10 L versus Purobot Max 3 7 L (43% more). Published data favours Purobot Ultra.
- Entry height: Purobot Ultra 10.43 in versus Purobot Max 3 8.03 in (30% more). Published data favours Purobot Max 3.
- Litter type required: Purobot Max 3 — Clumping clay, tofu, corn or bentonite litters; Purobot Ultra — Clumping clay, tofu or mixed litter, particle length up to 12 mm.
- Odor control method: Purobot Max 3 — Four-part OdorVoid system with sealed waste bin; Purobot Ultra — Auto-sealed waste bags with contactless packing.
- Footprint: Purobot Max 3 — 24.4 x 21.2 x 21.7 in; Purobot Ultra — 20.94 x 32.2 x 24.09 in.
- Power source: Purobot Max 3 — AC adapter, 12V/2A; Purobot Ultra — AC adapter, 12V/4A.
Full specification comparison
| Attribute | Purobot Max 3 | Purobot Ultra |
|---|---|---|
| Multi-cat suitable | Yes | Yes |
| Minimum cat weight | 3.3 lbs | 3.3 lbs |
| Maximum cat weight | 22 lbs | 22 lbs |
| Waste drawer capacity | 7 L | 10 L |
| Litter type required | Clumping clay, tofu, corn or bentonite litters | Clumping clay, tofu or mixed litter, particle length up to 12 mm |
| Proprietary litter required | No | No |
| Proprietary waste bags required | Yes | Yes |
| Subscription required | No | No |
| Cleaning cycle trigger | Automatic after the cat exits, with app scheduling | Automatic after the cat exits, with app scheduling |
| Adjustable cycle delay | Yes | Yes |
| App control | Yes | Yes |
| Weight sensing | Yes | Yes |
| Health monitoring | Yes | Yes |
| Odor control method | Four-part OdorVoid system with sealed waste bin | Auto-sealed waste bags with contactless packing |
| Entry height | 8.03 in | 10.43 in |
| Interior dimensions | Not published by either | Not published by either |
| Footprint | 24.4 x 21.2 x 21.7 in | 20.94 x 32.2 x 24.09 in |
| Operating noise | 35 dB | Not published |
| Power source | AC adapter, 12V/2A | AC adapter, 12V/4A |
| Battery backup | No | No |
| Warranty | 24 months | 24 months |