Roborock S8 Max Ultra Shipping

How the Roborock S8 Max Ultra compares

We track 98 robot vacuums. Here is where this one sits on the figures its maker publishes, computed from the sourced values in our database.

• Suction 8,000 Pa: higher than 9 and lower than 79, level with 5 of the other 93 robot vacuums that publish it (median 19,250 Pa).
• Height 96.5 mm (3.8 in): higher than 38 and lower than 52, level with 1 of the other 91 robot vacuums that publish it (median 97.3 mm (3.8 in)).
• Mop lift height 20 mm (0.8 in): higher than 54 and lower than 2, level with 1 of the other 57 robot vacuums that publish it (median 10.5 mm (0.4 in)).
• Mop-wash temperature 60 °C (140 °F): higher than 1 and lower than 45, level with 5 of the other 51 robot vacuums that publish it (median 75 °C (167 °F)).
• Drying temperature 60 °C (140 °F): higher than 35 and lower than 8, level with 3 of the other 46 robot vacuums that publish it (median 50 °C (122 °F)).
• Clean-water tank 4 L: higher than 9 and lower than 15, level with 19 of the other 43 robot vacuums that publish it (median 4 L).

Its lowest published US-dollar price, US$649.99, is above 20 and below 57 of the 80 robot vacuums with a published US-dollar price (median US$800).

Roborock publishes 24 of the 30 figures we track for the Roborock S8 Max Ultra (80%). The median across the 98 robot vacuums in our database is 72%, so it discloses more than 80 of them. Not published by the maker: runtime, noise.

Background reading: Robot vacuum and mop buying guide 2026.