Xiaomi Robot Vacuum S40C

Name: Xiaomi Robot Vacuum S40C
Brand: Xiaomi
SKU: 9897

Manufacturer: Xiaomi

The Xiaomi Robot Vacuum S40C is a versatile robot vacuum cleaner designed to efficiently clean your home. It features a built-in HEPA filter and is compatible with Google Assistant and Alexa, making it a practical choice for modern smart homes.

Equipped with a 2400 mAh battery, the vacuum offers a runtime of up to 110 minutes. It also has a suction power of 5000 Pa and can be scheduled for automatic cleaning. The robot includes features like anti-fall sensors, route mapping, and support for virtual barriers.

Pros

Supports both Google Assistant and Alexa for voice control.
Has a HEPA filter and an allergy filter, improving air quality while cleaning.
Can be scheduled for automatic cleaning, adding convenience to daily chores.
Includes route mapping for efficient cleaning patterns.
Equipped with a dirt sensor for more effective cleaning in dirty areas.

Cons

Does not support self-emptying, requiring manual emptying of the dustbin.
Lacks carpet detection, which may reduce effectiveness on carpets.
Does not include mop cleaning or mop-related features like mop raising or drying.

Who is this for?

The Xiaomi Robot Vacuum S40C is ideal for users looking for a versatile, smart cleaning solution. Its compatibility with Google Assistant and Alexa makes it perfect for those who want voice control integration. With HEPA and allergy filters, it’s particularly suitable for homes where air quality is a concern, especially for allergy sufferers. The vacuum's scheduled cleaning function and efficient route mapping are ideal for people who prefer automation and systematic cleaning routines in their home or office environments.

Who is this NOT for?

This robot vacuum may not be ideal for users with thick carpets or high-pile flooring due to the lack of carpet detection. It also may not be the best choice for those who need a vacuum with self-emptying functionality, as this model requires manual emptying. Additionally, the absence of mop cleaning features makes it less suitable for homes that require both vacuuming and mopping in one device.

General info:

has HEPA filter	✓
audible noise	62 dB
has an allergy filter	✓
compatible with Google Assistant	✓
works with Alexa	✓
release date	June 2025
weight	3440 g
width	340 mm
height	97 mm
thickness	340 mm
volume	11213.2 cm³
warranty period	2 years

The Xiaomi Robot Vacuum S40C is equipped with a HEPA filter and an additional allergy filter to help improve air quality while cleaning. It operates at a noise level of 62 dB, making it relatively quiet during use. This model is compatible with both Google Assistant and Alexa for easy integration into a smart home setup. With a weight of 3440 g and dimensions of 340 mm in width, 340 mm in thickness, and 97 mm in height, it maintains a compact and practical design. The vacuum also comes with a 2-year warranty for added peace of mind.

Features:

has mapping	✓
supports no-go zones	✓
supports a remote smartphone	✓
has an obstacle sensor	✓
has problem area cleaning	✓
is self-emptying	✕
has carpet detection	✕
doesn't get stuck	✓
supports virtual barriers	✓
has route mapping	✓
Has voice prompts	✕
auto docking	✓
has anti-fall sensor	✓
can be scheduled	✓
has a remote control	✓
supports Wi-Fi	✓
Wi-Fi version	Wi-Fi 5 (802.11ac)
has mop cleaning	✕
has mop raising	✕
has mop drying	✕

The Xiaomi Robot Vacuum S40C comes with a variety of useful features to enhance its cleaning efficiency. It includes mapping and route mapping capabilities for more systematic cleaning. The vacuum supports no-go zones and virtual barriers to help avoid specific areas, while its obstacle sensor and anti-stuck functionality ensure smooth navigation. You can control the vacuum via a remote or smartphone, and it also supports scheduling and Wi-Fi connectivity with Wi-Fi 5. While it lacks self-emptying, carpet detection, and mop cleaning features, it offers reliable anti-fall sensors and auto-docking for seamless operation.

Design:

dustbin capacity	0.52 l
has twin side brushes	✕
has included washable filters	✕
automatically adjusts its height	✓

The Xiaomi Robot Vacuum S40C features a dustbin capacity of 0.52 l, providing ample space for dirt and debris. While it does not include twin side brushes or washable filters, it offers an auto height adjust feature for improved cleaning adaptability across various surfaces.

Cleaning power:

suction power	5000 Pa
cleans all floor types	✓
cleaning modes	4
mops	✓
has a dirt sensor	✓

The Xiaomi Robot Vacuum S40C offers a strong suction power of 5000 Pa, ensuring thorough cleaning across various surfaces. It is capable of cleaning all floor types and includes four cleaning modes for flexibility. The vacuum also features a dirt sensor for more efficient dirt detection and mopping functionality to enhance its cleaning performance.

Power:

battery power	2400 mAh
runtime	110 min
charge time	4 hours
operating power consumption	55W

The Xiaomi Robot Vacuum S40C is powered by a 2400 mAh battery, offering a runtime of up to 110 minutes on a single charge. It requires approximately 4 hours for a full charge and consumes 55W during operation, providing a balance of efficiency and performance.

Final Verdict

The Xiaomi Robot Vacuum S40C is a solid option for users seeking a reliable, smart cleaning solution with essential features like HEPA and allergy filters and integration with Google Assistant and Alexa. It excels in providing automated cleaning routines with its scheduled function and efficient route mapping. However, it may not be the best choice for homes with high-pile carpets or those looking for mop cleaning capabilities. Overall, it is a great choice for those looking for a functional, intelligent robot vacuum for everyday cleaning tasks.