No test site has tested it yet, so it is not in our ranking.
Beside it, two models on sale today that come closest to it on score and price, with the same kind of station where we have them.
Green is the best of these 3, also when they share the lead.
| This model Roborock Saros 20X Best on 4 facts | Higher score, 48% cheaper Narwal Freo Z10 Ultra Best on 2 facts | Higher score, 18% dearer Roborock Saros 20 Flow Best on 4 facts | |
|---|---|---|---|
| Price and ranking | |||
| The lowest price today at a shop that delivers to you, delivery included. A price with an asterisk comes from a shop abroad, and its delivery cost is our own estimate. Lowest price | € 929bol.com | € 480 *Amazon.de best | € 1,099Amazon.nl |
| Our own score out of 10: 60% test-site results, 25% shop ratings and 15% the maker’s facts. Price does not count. Score | not in our ranking | best | |
| The test sites that have tested this model, each linked to its own review. Tests | – | Just A Dad Approved | Just A Dad Approved |
| Where the model stands in our ranking, among the robots with the same kind of station. Rank | – | rank 2 of 79 with an all-in-one station | rank 1 of 79 with an all-in-one station |
| The average of the stars buyers give at the shops, with the number of reviews behind it. We only compare it from 20 reviews. Customer rating | ★ 4.5 · 22 reviews | – | – |
| Mopping | |||
| How the mop is built: flat pads, two spinning discs or a roller. Discs press harder on dried-on dirt, a roller rinses itself while it works. When it matters
Source
| spinning pads | spinning pads | roller mop |
| How far the robot lifts the mop when it drives onto a carpet. From about 10 mm a medium pile stays dry. In this comparisonWhen it matters
Source
| 15 mm best | 12 mm | 15 mm best |
| The robot leaves the mop at the dock before it vacuums a carpet, so the carpet never gets wet. When it matters
Source
| yes (best) | no (assumed) | no |
| The dock washes the mop for you, so you do not rinse it by hand. When it matters
Source
| – | yes | yes |
| Drying is done with warm air instead of cold. It is faster and it helps against smell. When it matters
Source
| yes | yes | yes |
| Station | |||
| The station the robot returns to, and what it does by itself, such as emptying the bin or washing and drying the mops. Station same on all | all-in-one station | all-in-one station | all-in-one station |
| How long the maker says a dust bag lasts with daily use. With pets or a lot of carpet it is shorter. In this comparisonWhen it matters
Source
| – | up to 120 days best | up to 65 days |
| The dock can be connected to the tap and the drain, so you never fill or empty a tank. It does need a connection nearby. When it matters
Source
| – | no (assumed) | no (assumed) |
| Brush and obstacles | |||
| A brush that guides hair to the side instead of letting it wind around the shaft. It saves the cutting work in homes with long hair or pets. When it matters
Source
| yes | yes | yes |
| How the robot sees loose things on the floor, such as cables, socks or a pet accident. A camera with depth sensing sees more than a bumper that reacts on contact. When it matters
Source
| – | AI camera | AI camera |
| The highest threshold the robot takes, as the maker states it. Measure your own: the step into a bathroom or onto a balcony is often higher. In this comparisonWhen it matters
Source
| – | 20 mm | 45 mm best |
| An extending leg or wheel that carries the robot over a high threshold. Without one it usually stops at about 2 cm. When it matters
Source
| yes (best) | no | yes (best) |
| Size, noise and age | |||
| How tall the robot is. It decides whether it fits under your sofa, bed or cabinet. In this comparisonWhen it matters
Source
| 8 cm best | 11 cm | 9 cm |
| The noise in decibels, in the setting its source names: makers mostly give the standard setting, shops often the highest. 65 dB is like a vacuum at half power, 55 dB like a conversation. In this comparisonWhen it matters
Source
| 63 dB | 56 dB | – |
| The month the model first went on sale. It shows how old the technology in it is. On the market since | – | January 2025 | September 2026 |
Facts as the maker states them. A dash means the maker does not name it. Each model’s page gives the source of every fact. Noise is the maker’s own figure, so we do not judge it, and a customer rating only counts from 20 reviews. * Foreign shop: delivery cost and VAT to the Netherlands estimated.
On 24 October 2026 the lowest price for the Roborock Saros 20X is € 929 at bol.com, delivery to the Netherlands included.
All prices include VAT and delivery to the Netherlands. We may earn a commission when you buy through these links. It never changes our ranking.
bol.com sold by a third-party seller 
CAPS 
Coolblue * Shop abroad: delivery and VAT are our estimate. Returns are the shop's own terms, a marketplace seller sets its own. Tap a return term to read the shop's policy. Let your browser translate it.
The numbers that matter first, then every fact by group. As published by the maker or the shop we read it from.
Dimensionsrobot and dock
From the published dimensions. The robot passes under furniture with 8 cm of clearance or more. The dock needs a spot 38 cm wide and 48 cm deep.
473 of the 493 models we track have this.
Source: bol.com · checked on 29 Sept
A brush that guides hair to the side instead of letting it wind around the shaft. It saves the cutting work in homes with long hair or pets.
Source: de.roborock.com · checked on 10 Oct
The side brush swings out in a corner or along a kickboard, so the dust there is swept in too.
Source: bol.com · checked on 29 Sept
How the mop is built: flat pads, two spinning discs or a roller. Discs press harder on dried-on dirt, a roller rinses itself while it works.
15 mm on this model
Lowest
5 mm Highest
30 mm Middle
10.5 mm
Higher than 225 of the 282 models we track.
Source: coolblue.nl · checked on 8 Oct
How far the robot lifts the mop when it drives onto a carpet. From about 10 mm a medium pile stays dry.
Source: de.roborock.com · checked on 10 Oct
The pad slides out along a wall or a kickboard, so the last few centimetres are mopped as well.
51 of the 108 models we track have this.
Source: de.roborock.com · checked on 10 Oct
The robot leaves the mop at the dock before it vacuums a carpet, so the carpet never gets wet.
Source: de.roborock.com · checked on 10 Oct
The dock dries the mop afterwards, so it does not sit there wet and start to smell.
245 of the 295 models we track have this.
Source: de.roborock.com · checked on 10 Oct
Drying is done with warm air instead of cold. It is faster and it helps against smell.
Source: de.roborock.com · checked on 10 Oct
The dock mixes detergent into the water itself, from its own bottle.
Source: de.roborock.com · checked on 29 Sept
The width, depth and height of the dock. Measure the spot you have in mind, and leave room for the lid and for the robot driving in.
63 of the 116 models we track have this.
Source: de.roborock.com · checked on 10 Oct
An extending leg or wheel that carries the robot over a high threshold. Without one it usually stops at about 2 cm.
8 cm on this model
Lowest
5.6 cm Highest
14.5 cm Middle
9.5 cm
Lower than 770 of the 1002 models we track.
Source: de.roborock.com · checked on 29 Sept
How tall the robot is. It decides whether it fits under your sofa, bed or cabinet.
Source: de.roborock.com · checked on 29 Sept
How wide the robot is. Narrower gets between chair legs more easily, wider usually means a bigger dust bin.
Source: de.roborock.com · checked on 29 Sept
What the robot weighs. It counts most if you carry it up a staircase every day.
Source: bol.com · checked on 29 Sept
How much dust the robot holds before you empty it. It matters less with an auto-empty dock, which empties the bin after every run.
63 dB on this model
Lowest
38 dB Highest
80 dB Middle
65 dB
Lower than 273 of the 475 models we track.
Source: bol.com · checked on 29 Sept
The noise in decibels, in the setting its source names: makers mostly give the standard setting, shops often the highest. 65 dB is like a vacuum at half power, 55 dB like a conversation.
180 min on this model
Lowest
45 min Highest
360 min Middle
150 min
Higher than 557 of the 989 models we track.
Source: bol.com · checked on 29 Sept
How long the robot cleans on one charge, at its quietest setting. After that it recharges and carries on where it stopped.
Source: bol.com · checked on 29 Sept
Which voice assistants the robot works with, such as Google Assistant or Alexa.
Source: home-assistant.io · checked on 2 Oct
Whether the robot works with Home Assistant, the home automation software you run yourself. Official means the integration comes with Home Assistant itself, community that volunteers maintain it.
Sources: bol.com · de.roborock.com · coolblue.nl · home-assistant.io
Yes, with two spinning mop pads.
It works with Alexa and Google Assistant. Home Assistant has an official integration for this model.
The robot is 8 cm tall, so it fits under furniture with at least 8 cm of clearance.
180 minutes on its quietest setting.
Yes, it lifts the mop 15 mm as soon as it drives onto carpet. It can also leave the mop behind in the station, so the carpet stays dry.
The maker
Roborock, the trading name of Beijing Roborock Technology Co., Ltd., develops and makes robot vacuums and cordless stick vacuums. It was founded in July 2014 and is headquartered in Beijing, China, with research and branch offices in Shanghai and Shenzhen. Xiaomi invested in the company in September 2014, and its first product, the Mi Home Robotic Vacuum Cleaner, went on sale in September 2016.
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