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Stock unclearRobot vacuums

Xiaomi

Robot Vacuum S40

A floor-cleaning robot centred on mapped room cleaning and app scheduling.

Mapped room cleaningApp scheduling
Best for
Homes prioritising mapped room cleaning and app scheduling
Main limitation
Buyers who need a robot that is available to buy immediately
Local priceDetecting…View at Xiaomi Compare

Overview

Xiaomi Robot Vacuum S40 explained.

This is a robot floor-cleaning system. Navigation is listed as LDS laser navigation system with 360° 3D floor mapping and multi-storey map support

The listed specification covers claimed suction: 10000Pa hurricane-like suction fan blower; navigation: LDS laser navigation system with 360° 3D floor mapping and multi-storey map support; mopping: 270mL water tank, three water flow output levels; battery: 5200mAh (nominal capacity); run time: ≥180 minutes. These are the figures to compare with nearby models in the range.

Mapped room cleaningApp scheduling

How well we know this robot

What the evidence shows.

We publish three separate signals rather than one overall score, so you can see which kind of evidence is missing. Last researched 19 September 2026.

Confirmed dataPartial

6 specifications checked against a named source. Some key figures are confirmed; others are not published or could not be corroborated.

Expert coverageNot reviewed

No credible outlet has published a review of this exact model. That is common for new or niche robots and is not a mark against it.

Prices checkedNone confirmed

We have not confirmed a live price for this model. Use the official product page below.

Confirmed data counts only figures we read on a named page. Where two sources disagreed, we left the figure out rather than pick one. How we rate robots

Where to buy

Prices and availability.

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Quick answers

About the Robot Vacuum S40.

Is the Xiaomi Robot Vacuum S40 available now?

Its current product status is Stock unclear. Local stock can change, so use the prices section for the available sources in your selected market.

Who is it best for?

Homes prioritising mapped room cleaning and app scheduling. Its most notable capabilities are mapped room cleaning, app scheduling.

What is the main compromise?

Buyers who need a robot that is available to buy immediately.