Replacement comparison

Qrevo / S8 Max Ultra Dust Bag vs S8 brush/filter/mop kit

Side-by-side replacement part diagram with circled fit differences and risk notes.12Check fit1 + 2
A: Qrevo / S8 Max Ul...
B: S8 brush/filter/m...
1/2 difference: Bag type
Family: Roborock vs Roborock
Timing: Replace when ... vs 3 mo

Illustrated fit map, not a product photo. Circled areas mark the fit details buyers should verify before treating these replacements as interchangeable. Different fit systems.

Official product image references

Compare the manufacturer reference images first, then use the illustrated map to check the fit details that are easy to miss in product thumbnails.

Official product image pending
Official product image pending

Quick verdict

Roborock Qrevo dock bags and S8 maintenance kits cover different parts of the robot system. Dock bags are not a replacement for robot filters, brushes, or mop pads.

Official reference pages

Use these manufacturer pages to inspect current product photos, packaging, and model language. FitCheckr's diagram is an illustration of fit risks, not a copied product image.

Fit signalQrevo / S8 Max Ultra Dust BagS8 brush/filter/mop kit
Brand familyRoborockRoborock
Replacement typeRobot vacuum dock dust bagRobot vacuum consumable kit
OEM statusoemcompatible
Replacement intervalReplace when dock reports full or airflow dropsFilters every 2-3 months; brushes and mop pads as worn

Risk summary

Marketplace kits often combine many parts. Check whether the listing includes dock bags, robot filters, brush parts, mop pads, or all of them.