Xiaomi Mijia 1S Vs Roborock S6: Which robot vacuum cleaner is best?

Electronic vacuum cleaners have revolutionized the industry and also have become an essential part of our home cleaning toolkit. With small size, AI smartness, and many other features, these machines have contributed a lot in our sanitation efforts.

Recently, we come across two of the best vacuum cleaners in the market with overtaking features. These are Xiaomi Mijia 1S robot vacuum cleaner and Roborock S6 Vacuum Cleaner.

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Both of the devices are very identical and includes almost the same configurations internally as well. Most of the audiences are confused about which one is better and will be better to buy.

Well, in this comparison article, we are here to compare each aspect of the Roborock S6 and Mijia 1S robot vacuum cleaner. Certainly, it will help you out to identify the best machine as per your requirements. We have collected all the available information about these two vacuum cleaners and now presenting it in a comparable manner.

Roborock S6 Vacuum Cleaner Vs. Xiaomi Mijia 1S Vacuum Cleaner:  A Quick Spec Comparison

Xiaomi Mijia 1S Roborock S6
Battery 5200 mAh 5200 mAh
Cleaning Time 2.5 Hours 2.5 Hours
Cleaning Area (in a single full Charge) 250 Metre2 250 Metre2
Max. Suction 2000p 2000p
Mopping Yes Yes
Mapping Technology LIDAR LIDAR
Mapping Sensor LDS + Visual Sensor LDS
Dustbin Capacity 420ML 500ML
No. of Sensors 12 14
Processor Cortex A35 Cortex A7
Climbing Ability N/A 20mm
Noise 68 dB 50 dB
Warranty 12 Months 24 Months
Dimensions 350x350x96 mm 353x350x96.5 mm
Weight 3.8kg 3.6kg


Hence, you can see how both of the vacuum cleaners are identical in the major prospects. But the duo also has some differences among them to overtake each other in respected areas.

Now, let’s proceed to know what are the differences between Xiaomi Mijia 1S and Roborock S6 vacuum cleaner. We will compare the vacuum cleaners under the following headings:

Smart Sensors

Why are smart vacuum cleaners called ‘Smart’? Well, it is the biggest quality of any smart vacuum cleaner to have multiple sensors in the pack.

Here in our comparison, we have smart vacuum cleaners with more than 10 sensors on both sides. Sensors play an essential role in autonomous cleaning and work efficiency.

Xiaomi Mijia 1S Robot vacuum cleaner installs 12 types of sensors, whereas the Roborock S6 vacuum cleaner has 14 sensors at all.

Also Read: Xiaomi Wemax A300 4k Laser projector, 9000 ANSI lumens now available for $2499

Xiaomi Mijia 1S Vs Roborock S6

What are the additional 2 sensors in Roborock mean? These 2 extra sensors are for mopping purpose in Roborock one. Further, the work system is the same on both sides. They can scan the rooms and return to charging after a low battery signal etc.

If Roborock S6 doesn’t have a visual sensor, then Mijia 1S also lacks a self-charging sensor. Below is the sensors detail list for easy understanding:

Xiaomi Mijia 1S Roborock S6
Laser Distance Sensor Yes Yes
Dust Collector Detector Yes Yes
E-compass Yes Yes
Edge Sensor Yes Yes
Accelerometer Yes Yes
Anti-drop Sensor Yes Yes
Gyroscope Yes Yes
Bump Sensor Yes Yes
Cliff Sensor Yes Yes
Visual Sensor Yes No
Odometer Yes Yes
Fan Speed Sensor Yes Yes
Pressure Sensor No Yes
Water Tank Detector No Yes


Hence, you can see that Roborock S6 has only an LDS sensor and missing on the visual sensor to see the surroundings.

On the other hand, the Mijia 1S machine has LDS and Visual sensors to scan the environment perfectly at 5 times/second speed for accurate mapping and positioning. Moreover, the SLAM system also ensures stable performance and never miss any corner of the home.


Basically, the Mijia 1S and Roborock S6 vacuum cleaners install the same processing unit to operate. They both have ALLWINNER TECH R16 quad-core processor on the chipset from Texas Instruments and STM32F103 MCU.

Xiaomi Mijia 1S Vs Roborock S6

But there is a difference in the core values. The Roborock S6 has a 4 Cortex A7 cores processor, while the Mijia 1S adopts 4 Cortex A35 cores. The performance is increased by up to 40% in case of 1S vacuum cleaner.

Dust Collection Capacity

If your house is big and has too many impurities to clean away, then Roborock S6 can be a better choice for you.

Both of the vacuum cleaners are varying on dust capacity. The Xiaomi Mijia 1S contains a 420ML dustbin capacity, whereas the Roborock S6 vacuum cleaner has a 500ML capacity to store the dust.

Ultimately, the bigger capacity is always better as it prevents us from emptying the bin frequently.


Well, this is also an important prospect if you want perfect sanitation work. The Mijia 1S can’t mop, but Roborock S6 ensures perfectly neat and shining floor with mopping on the other hand. It comes with 10 pieces of disposal mop with a price about $0.5/piece after that.


In terms of the user-friendly approach, no doubt, Roborock exceeds the Mijia 1S. It is quite easy and trouble-free to work with Roborock as it has a removable roller brush to change after the use. No need to remove the hairs stuck inside.

Secondly, it offers 2 years warranty, that is double than that of Mijia 1S vacuum cleaner.

Moreover, Roborock generates lower noise (50dB) against that of Mijia 1S (68dB).


Well, above are the major differences between the two vacuum cleaners. Both are quite similar on many occasions too. Some of the major similarities are as follow:

Xiaomi Mijia 1S Vs Roborock S6

Both of them have the same capacity (5200 mAh) battery, Cleaning time (2.5 Hours), and cleaning area (250 meter2) on a single charge.

They have the same suction (2000P) power.

Both of them are App Controllable.


To conclude the Xiaomi Mijia 1S vacuum cleaner vs Roborock S6 vacuum cleaner comparison, we can say that both of the machines are great and valuable. If Roborock S6 is more user-friendly, then Mijia 1S is more economical.

If we compare them on the basis of dust capacity, noise generation, and mopping, undoubtedly, the Roborock S6 vacuum cleaner is much better than its competitor.

But if you do not need mopping and have barely hairs on the carpet/floor, then you can definitely go for the Xiaomi Mijia 1S vacuum cleaner.

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Kuljit singh

A skilled article writer with 5 years of experience. Graduated in a science field with subjects Chemistry, Physics, Maths, and English. Started a career with writing the articles and contents for various websites. Worked for a web development company named IWD( International Web Developers) for about 3 years.

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