Neakasa M1 Plus or PETKIT Purobot Ultra: which should you choose?
A side-by-side comparison of the two automatic litter boxes across our catalogue's rating criteria. Scores are relative to all the models we have reviewed.

Neakasa M1 Plus
Main drawbackHigh entrance is the main buying concern for stiff cats
Check price on Amazon → Read the full analysis →
PETKIT Purobot Ultra
Main drawbackSubstantial weight makes repositioning for cleanup difficult.
Check price on Amazon → Read the full analysis →Our verdict based on your priorities
- Priority: “Waste bin capacity”Neakasa M1 Plus 8.9 / 10 vs 8.2
- Priority: “Unit weight”Neakasa M1 Plus 8.3 / 10 vs 6.8
- Priority: “Equipment”Neakasa M1 Plus 9.4 / 10 vs 8.9
Criterion by criterion
| Criterion | Neakasa M1 Plus | PETKIT Purobot Ultra |
|---|---|---|
| Waste bin capacity | 8.9 advantage | 8.2 |
| Unit weight | 8.3 advantage | 6.8 |
| Equipment | 9.4 advantage | 8.9 |
A gap of less than half a point does not count as an advantage: our scores are relative to the catalogue, and using such small differences to rank models would imply more precision than we can offer.
Side-by-side specifications
| Specification | Neakasa M1 Plus | PETKIT Purobot Ultra |
|---|---|---|
| Minimum cat weight | Not provided | 1,5 kg |
| Maximum cat weight | 15 kg | 10 kg |
| Litter tray capacity | 7,17 L | Not provided |
| Waste bin capacity | 11,23 L | 10 L |
| Width | Not provided | 53,2 cm |
| Depth | Not provided | 81,8 cm |
| Height | Not provided | 61,2 cm |
| Entry threshold height | 35,2 cm | 26,5 cm |
| Unit weight | 10,35 kg | 14,6 kg |
| For which animal? | Cat | Cat |
| Cat monitoring | Visit counter | Visit counter |
| Safety features | Presence detection | Presence detection |
| Waste management | Removable waste bin | Automatic waste bagging |
| Odour control system | Airtight waste compartment | Airtight waste compartment |
| Maintenance and removable parts | Detachable globe | Detachable globe |
Values published by manufacturers and retailers, collected for our analyses. “Not provided” means the value could not be verified.
Which is right for you?
Neakasa M1 Plus
Leads on 3 criteria out of 3 compared
- Unit weight: 8.3/10 vs 6.8/10 (10,35 kg vs 14,6 kg)
- Waste bin capacity: 8.9/10 vs 8.2/10 (11,23 L vs 10 L)
- Equipment: 9.4/10 vs 8.9/10
- Litter box type: Open
PETKIT Purobot Ultra
Leads on 0 criterion out of 3 compared
- No numerical specification sets it apart in this comparison.
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Comparison based on published specifications and our scores, calculated using the same criteria for every model. Our methodology →
Frequently asked questions
Which is rated higher, Neakasa M1 Plus or PETKIT Purobot Ultra?
Neakasa M1 Plus scores 8.9/10, compared with 8/10 for PETKIT Purobot Ultra, using the same scoring criteria.
Which wins on “Unit weight”?
Neakasa M1 Plus wins on “Unit weight”: 8.3/10 compared with 6.8/10 for PETKIT Purobot Ultra. Recorded values: 10,35 kg versus 14,6 kg.
Which wins on “Waste bin capacity”?
Neakasa M1 Plus wins on “Waste bin capacity”: 8.9/10 compared with 8.2/10 for PETKIT Purobot Ultra. Recorded values: 11,23 L versus 10 L.
Which wins on “Equipment”?
Neakasa M1 Plus wins on “Equipment”: 9.4/10 compared with 8.9/10 for PETKIT Purobot Ultra.
