Which robot vacuum cleaner Xiaomi with wet cleaning is better to choose

Choosing an automatic assistant to keep your home clean is often a challenge, because of the sheer number of models on the market. Xiaomi’s robot vacuum cleaner has established itself as a benchmark for reliability and functionality, especially when it comes to combined cleaning. Consumers are looking for a device that will not only collect dust, but also clean the floor, eliminating the need to walk with a rag by hand.

Modern models of the Mi Home ecosystem offer humidification technologies ranging from simple gravity water supply to intelligent electronic control. Only electronic pump-controlled (EWP) models can ensure that a wipe is wetted uniformly regardless of the speed of the robot, and understanding these differences is a key factor in making a purchase decision.

In this article, we will take a closer look at the technical features, compare current product lines, and help you determine which configuration is right for your flooring type, and explain why lidar and washing mats are critical to performance.

The evolution of wet cleaning systems in the Xiaomi ecosystem

Early robotic cleaners offered only a basic wipe function, where water dripped by gravity from a small hole, often resulting in puddles at the beginning of the route and dry spots at the end of the job. Engineers at Xiaomi and sub-brands like Roborock and Dreame quickly realized that more precise fluid flow control was needed.

Modern flagship solutions are equipped with electronic water pump control systems, which allows the device to dispense water with high accuracy, adjusting the supply depending on the selected mode in the application. Intelligent dosage prevents laminate damage from excess moisture and ensures high-quality removal of dried spots on the tile.

⚠️ Warning: Never use flavored additives or chlorine-containing products in a robot tank unless explicitly instructed, as aggressive chemistry can destroy pump seals.

It's important to note the difference between just a cloth attached and vibrating systems. The vibrating platform of top-end models mimics hand movements when washing the floor, which greatly improves the efficiency of removing contaminants. The usual dragging of a wet wipe works only to collect fine dust.

πŸ“Š What type of flooring you have at home?
Laminate/Parket board
Tile/Playware
linoleum/vinyl
Combined version

Key selection criteria: navigation and water management

When choosing a device, the type of navigation is paramount. The laser rangefinder (Lidar) allows you to build an accurate map of the room, which is critical for implementing algorithms for moving a β€œZ-shaped” trajectory during wet cleaning. Without a map, the robot will move chaotically, skipping sections or rubbing the floor twice in the same place.

The second critical parameter is the volume of the water tank and its ability to adjust. Large apartments (>80 m2) require a tank of at least 200-250 ml to complete the cleaning without refueling. Models with a combined tank (2-in-1) allow you to vacuum and wash the floor simultaneously, which saves the user time.

  • πŸš€ Cartography accuracy: Lidar vs. gyroscopic navigation (cameras).
  • πŸ’§ Type of humidification: Gravitational, mechanical or electronic pump.
  • πŸ”‹ Autonomy: Operating time and possibility of recharging to continue cleaning.

Don't ignore the height of the body of the device. If you have a lot of furniture with low clearance, a tall robot vacuum cleaner with lidar may not climb under the sofa, leaving dust there. In such cases, you should consider models with a camera at the top or without a protruding element, although they may be inferior to the accuracy of mapping.

πŸ’‘

For homes with lots of furniture, choose models with obstacle sensors. TOF or 3D-structured light to avoid getting stuck and damaging interior items.

The Roborock lineup (S and G series) has traditionally been considered the gold standard in the ecosystem, with models like the S7 or S8 equipped with a unique vibro mop sonic technology that moves up to 3,000 motions per minute, making them ideal for kitchens where fat spots are common.

The Dreame brand (L and D series) is banking on innovation in the field of bypassing obstacles and automatically cleaning mops on the base. Their flagships are often the first to get new features, such as retractable side cleaning elements along the boards. This solves the eternal problem of robots that leave dirty stripes against walls.

Xiaomi’s own brand, the Vacuum-Mop series, offers excellent value for money, often devoid of the frills of an automatic base, but provides reliable laser navigation and proper electronic water management, and is suitable for those who need a workhorse without overpaying for premium features.

ModelType of navigationWater systemFeature
Roborock S7LidarElectronic + VibrationAutomatic carpet lifting
Dreame L10s UltraLidar + CameraElectronic + RotationSelf-cleaning and drying
Xiaomi Mop 2 Pro+LidarElectronic pumpAffordable price
Roborock Q7 MaxLidarElectronic pumpLarge dust collector

The influence of the type of flooring on the choice of model

If your home is dominated by laminate or parquet board, the priority should be to control humidity, excess water will cause bloating of the seams and damage to the coating, in which case the ideal models with automatic mop lifting when you go on the carpet, because they tend to have better algorithms for water supply.

The requirements are different for tile and porcelain porcelain. It's about pressing force and mechanical action. Vibrating or rotating mops will do much better than simple rags. The tiles are not afraid of moisture, so you can use the maximum water supply level to remove the ingested dirt.

⚠️ Warning: Before the first wet cleaning start, be sure to remove the protective film from the water tank, otherwise the robot will ride with a dry wipe, smearing the dust.

Owners of combined coatings should pay attention to the possibility of creating virtual walls and exclusion zones in the application, which will prevent the robot from entering with a wet cloth in areas with carpets or sensitive wooden floors, if the model does not know how to recognize them and lift the module.

How to prepare the floor before wet cleaning?
Before starting the wiping mode, you need to thoroughly vacuum the floor. The robot is not designed to collect large debris, wool or sand in a wet state - this will lead to the formation of dirty mush and clogging of the pores of the napkin.

Setting up scenarios and caring for the device

To achieve the ideal result, it is not enough to simply turn on the robot. You need to properly configure the scenarios in the Mi Home application. It is recommended to create separate maps for different floors and adjust the suction force and water supply level for each room separately, for example, in the kitchen you need maximum power, and in the bedroom you need quiet mode.

Regular maintenance prolongs the life of the device. After each wet cleaning, remove the napkin and wash the tank with clean water. If you leave the water in the tank, mold can develop inside, or an unpleasant smell can appear, which will spread throughout the apartment at the next job.

  • 🧼 Sensor cleanup: Wipe Cliff sensors and lidar with soft dry cloth.
  • πŸ”‹ Contact care: Keep the charging contacts clean at the bottom of the robot and the base.
  • 🧹 Replace consumables: Change side brushes and filters HEPA schedule in annex.

It is also important to monitor the condition of the main brush, which often winds hair on it, which increases the load on the engine and can lead to overheating. In models with silica brushes, it is easier to care for them, but also they need to be periodically cleaned of stuck debris.

β˜‘οΈ Weekly maintenance of the robot

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Frequently Asked Questions (FAQ)

Can you use Xiaomi’s robot vacuum cleaner to wash carpets?
No, most models aren't designed to wash carpets, water will damage the pile and the base of the carpet, and it can also damage the robot itself, but top models can recognize carpets and either bypass them or automatically lift the wet cleaning module, going into dry vacuum mode.
How often should I change the water in the tank?
You should pour fresh water before each wet cleaning cycle, you can't leave the water in the tank for a few days, because it blooms, and if the robot hasn't been used for a long time, the tank needs to be completely dried.
Does wet cleaning work without the internet?
Basic functions are triggered by a button on the case, but setting the water level, building a map and virtual walls requires connection to Wi-Fi and cloud servers. Without initial configuration through the application, you will not be able to fully use the wash functions.
Is it true that a robot smears dirt?
This only happens if you run a wet cleaning on a heavily polluted floor without first drying the vacuum cleaner. Xiaomi's algorithm involves collecting all the dust and debris first, and then wiping the floor with a clean wet wipe.

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The ideal wet cleaning robot is a device with laser navigation, electronic pump control and, preferably, the automatic mop lift function to protect carpets.