Roborock Saros 20 vs Roborock Saros 10R
Roborock’s two slim flagships, a generation apart.
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How this page was made: our picks are based on manufacturer specifications (product pages, manuals and spec sheets, all linked below) and aggregated owner reviews. We have not tested these products hands-on, and we do not publish invented test results, scores or star ratings. Read our methodology.
The Roborock Saros 20 and Saros 10R are both 3.14 in tall with mop removal in the dock. This page is based on manufacturer-published specifications and manuals plus aggregated owner reviews; we did not test the products ourselves.
Short answer
Choose the Saros 20 for 36,000 Pa, two-step threshold climbing up to 3.46 in and 212°F mop washing. Choose the Saros 10R if your thresholds are under 1.57 in and you don’t need 36,000 Pa.
Check Roborock Saros 20 price (opens in a new tab)Check Roborock Saros 10R price (opens in a new tab)
Roborock Saros 20 vs Roborock Saros 10R: specs side by side
| Spec | Roborock Saros 20 | Roborock Saros 10R |
|---|---|---|
| Suction (maker-rated) | 36,000 Pa | 22,000 Pa* |
| Mopping | Dual spinning mops; 8N, up to 13N | Dual mops with FlexiArm mop |
| Mop removal | Yes | Yes |
| Threshold crossing | Two-step up to 3.46 in combined | Up to 1.57 in (4 cm) |
| Robot height | 3.14 in | 3.14 in (7.98 cm) |
| Dock mop care | 212°F wash; 131°F drying | 176°F wash; 131°F drying |
| Smart home | Matter; Alexa, Siri, Google | See Roborock |
Pros and cons
Roborock Saros 20: pros
- Highest suction rating
- Bigger thresholds
- Hotter mop wash
Roborock Saros 20: cons
- Large dock (15.00 × 18.70 × 19.21 in)
Roborock Saros 10R: pros
- Same slim height
- Mop removal
Roborock Saros 10R: cons
- Lower thresholds
- Lower suction
Who should buy which
The Saros 20 is the upgrade; the 10R covers most homes.
Choose the Roborock Saros 20 if…
- You have tall thresholds
- You want the newest flagship
Choose the Roborock Saros 10R if…
- Your thresholds are under 1.57 in
- You don’t need tall-threshold climbing
How we compared
We compared manufacturer-published specifications. See how we research.
Frequently asked questions
Are they the same height?
Both are listed at about 3.14 in.
Did you test it?
No. This page uses manufacturer specifications and aggregated owner reviews. See how we research.
Sources
Specifications were checked against the manufacturer pages, manuals and spec sheets below in October 2026. Makers revise specs and sell regional variants, so confirm the exact model number before you buy. We do not list prices because they change daily; use the retailer link to see the current price.
Keep reading
Roborock Saros 20 review
Roborock’s 2026 flagship: very high rated suction, a low 3.14 in body and a dock that washes mops at 212°F.
Read the comparison ReviewRobot VacuumsRoborock Saros 10R review
Roborock’s slimmest robot, with mop removal for rugs.
Read the comparison Head to headRobot VacuumsRoborock vs Dreame: Saros 20 vs X50 Ultra
The two brands trade the top spec sheet every year. Here’s how their flagship robot-plus-dock systems compare on the numbers each maker publishes.
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