Models and configurations
Roborock Saros 10, Saros 10R and Saros 10 R&D: what changes?
“Saros 10” names three U.S. packages that solve different problems. The standard Saros 10 and the Saros 10 with Refill & Drainage System share the S90VER robot family and retractable LDS, but their docks differ: one uses removable water tanks, the other a fixed supply and drain. Saros 10R is a separate robot and standard tank-dock system. Compare the supplied plan, not just the badge on the robot.
Standard Saros 10: retractable navigation with manual tank care
The standard listing identifies Black RR-Saros105-M1 and White RR-Saros100-M1 variants. Roborock lists 3.14 inches with the LDS retracted and 3.68 inches raised. Its main mop is VibraRise 4.0; a distinct side mop helps reach along edges. The dock is the removable-reservoir version, so the owner replenishes clean water and pours away dirty water. The maker claims up to 176°F dock washing and separately describes warm-water refilling for the robot. Those details do not establish a numeric temperature for water delivered to the floor.
Roborock’s page also lists a 22,000 Pa maximum suction figure under its own test disclaimer. Treat this as a manufacturer specification rather than a measured pickup comparison. Its threshold figure is conditional: the page describes up to 3 cm on a single layer and an additional 1 cm of track for a double-layer rise. The manual’s high-pile-carpet prohibition still applies even though the chassis can lift and the mop can detach for selected routines.
Saros 10 with Refill & Drainage: the same family with fixed plumbing
This is the package to investigate if you want automatic clean-water supply and wastewater drainage without repeatedly carrying the dock tanks. The exact U.S. offer and linked manual identify the S90VER robot and EWFD33LRR Empty Wash Fill Dock Auto. The dock needs a suitable water source, drain, line routing and grounded 120-volt outlet; the manual supplies pressure, tubing and drain-height limits that should be checked against the proposed location. An install that works for another robot station is not evidence that this one fits.
The fixed-water choice changes placement and installation, not the cleaning needs of the robot. Both the standard and R&D packages retain the manual’s high-pile and dark-carpet cautions, 2.4 GHz Wi-Fi requirement and floor-preparation directions. A dock that refills itself still needs cleaning, bags, cloth care and attention to the water system.
Saros 10R: a different mop and sensor layout
The Saros 10R standard package uses robot S91COP and a Multifunctional Dock 4.0; its exact U.S. manual identifies the standard EWFD28LRR dock. Its flat low body relies on a solid-state 3D time-of-flight sensing arrangement rather than the standard Saros 10’s retractable LDS. The 10R uses two rotating mop pads, not the 10’s VibraRise 4.0 main cloth and separate edge mop. Roborock publishes up to 70°C for floor mopping and up to 80°C for dock pad washing. Keep those temperatures separate: a dock-wash maximum is not a floor-water temperature.
The 10R offers an alternative for shoppers who want its pad movement and named sensor design, while the standard 10 suits those prioritizing RetractSense’s lower LDS passage. Neither design makes obstacle avoidance infallible. Clear cables and fragile items and supervise a first route, especially near rugs and raised transitions.
Use the exact offer and availability as a final filter
The standard Saros 10 manufacturer page currently displays “out of stock, coming soon” and a not-yet-launched notice; that conflict is why this page should not be read as an available purchase. The R&D package is a separate identified U.S. listing, and stock can change. Confirm the actual package name, finish and dock arrangement before ordering. For a direct feature comparison, read the standard Saros 10, Saros 10 R&D and Saros 10R assessments alongside their manuals.