Xiaomi air purifiers: what are there and how to choose the best model

Xiaomi’s air purifiers have long since ceased to be exotic, becoming an integral part of a smart home for those who care about health and comfort. The brand offers a wide range of devices, from compact models for small rooms to powerful systems with support for the development of a smart home. HEPA-But how do you sort of sort of sort of sort of sort of sort of sort of sort of sort of sort of sort of purifier that's really right for you?

In this article, we will analyze in detail all the current models of Xiaomi air purifiers (including the Mi Air Purifier, Smart Air Purifier and MiJia lines), compare their technical characteristics, tell about the types of filters and additional functions. You will learn what distinguishes the Mi Air Purifier 4 from the Pro H, whether you need a model with a high-performance model. UV-And then you end up with a checklist for your purchase and answers to the most common questions.

1. The main types of air purifiers Xiaomi: how are they different?

All Xiaomi air purifiers can be divided into three large categories according to their purpose and technical capabilities:

• 🏠 Household models for the home are the most popular segment, represented by the Mi Air Purifier and Smart Air Purifier series. Suitable for bedrooms, living rooms and children's rooms (area up to 40-60 m2). HEPA-filters, carbon filters and sometimes ionizers.
• 🏢 Powerful cleaners for large rooms - for example, Mi Air Purifier Pro H or Mi Air Purifier Max. Able to serve areas up to 100-120 m2, have a reinforced filtration system and high air exchange rate (up to 500-600 m3 / h).
• 🚗 Portable and automotive cleaners are compact devices such as Mi Portable Electric Air Purifier or MiJia Car Air Purifier, designed for small spaces (up to 5-10 m2) and often operate from the air. USB battery.

The key difference between the models is not only in power, but also in the set of functions. For example, flagship cleaners (Pro H, Max) support automatic mode with a laser sensor. PM2.5, Budget options (Mi Air Purifier 4 Lite) can only be controlled manually or through the Mi Home app without accurate air quality control.

You should also pay attention to the types of filters:

- HEPA H13 — Captures up to 99.97% of particles up to 0.3 microns (dust, pollen, bacteria).

Activated charcoal neutralizes odors and harmful gases (formaldehyde, benzene).

Pre-filter - traps large particles (wool, hair).

- UV-lamp (in some models) – destroys viruses and bacteria.

2.Popular Xiaomi cleaners models: comparative table

To make it easier to choose, we've put together key characteristics of the most popular models in one table. CADR (air purification speed) and maximum service area – they determine whether the device is suitable for your room.

Important: parameter CADR This is a direct effect on the cleaning speed, such as the Mi Air Purifier Max. CADR 1000 m3/h will cope with pollution in a large living room in 10-15 minutes, while the Mi Air Purifier 4 Lite will be able to cope with pollution in a large living room (CADR 330) will require 30-40 minutes for a similar result.

If you need a cleaner for a bedroom of 20 m2, enough model with a CADR 200-300 m3/h For open plan (kitchen-living room 50)+ m2) it is better to choose a device with CADR 500 m3/h, for example, Smart Air Purifier Pro H.

💡

When choosing a cleaner for allergies, give preference to models with a laser sensor PM2.5 and antibacterial filter coating - they are more effective at dealing with pollen and microbes.

3. Functions of Xiaomi cleaners: what really needs, and what can be done without?

Xiaomi’s modern air purifiers come with a lot of extra features, but not all of them are equally useful, and we’ll figure out which options are worth overpaying and what you can save on.

• 📊 laser sensor PM2.5 — It is mandatory if you want the device to automatically adjust the fan speed depending on the level of pollution. Without the sensor, the cleaner will work blindly (for example, Mi Air Purifier 4 Lite).
• 🔄 Automatic mode - combined with the sensor PM2.5 It allows the device to choose the optimal power, saves electricity and extends the life of the filter.
• 🌬️ Night mode – reduces noise to 20-30 dB (silent whisper) and dims the backlights. Useful for bedrooms, but may not be available in budget models.
• 📱 Control via the Mi Home app, which allows you to remotely turn on/off the device, monitor the status of the filter and adjust the schedule.
• 💡 UV-lamp - destroys viruses and bacteria, but requires regular replacement (every 1-2 years), useful during epidemics, but increases the cost of the device (for example, Mi Air Purifier Max).
• 🗣️ Voice control works through Alice, Google Assistant or Siri, conveniently but not critically, you can do with the app.

Among the unnecessary features for most users:

- Flavoring (occurring in some models) - can be replaced with a separate diffuser.

Colored lighting is a purely decorative element, which can also interfere at night.

Built-in ionizer – its effectiveness is controversial, and ozone in large quantities is harmful to health.

4 Which Xiaomi Cleaner to Choose: A Step-by-Step Checklist

To avoid making a mistake with your purchase, follow this algorithm:

1. Determine the area of the room where the cleaner will work. To do this, measure the length and width of the room (for example, 4×5? = 20 ²).
2. Multiply the area by 2 to get the minimum CADR. For 20 m2 it is 40 m3 / h, but it is better to choose a model with a high-performance model. CADR 200-300 m3/h for effective cleaning.
3. Decide if you need additional features: - Laser sensor PM2.5 (for automatic mode. - Night mode (for bedroom). - UV-lamp (if you have allergies or small children in the house).
4. If you already have Xiaomi devices (like Mi Robot Vacuum or Mi Smart Socket), choose a model that integrates into the Mi Home ecosystem.
5. Estimate the budget: - Up to 10,000 ₽ — Budget models (Mi Air Purifier 4 Lite) - 12 000-20 000 ₽ — Best price/quality ratio (Mi Air Purifier 4, Smart Air Purifier Pro) - From 25 000 ₽ — The best performance devices (Mi Air Purifier Max).

Identified the area of the room.|Calculated the minimum. CADR|Selected the necessary functions (sensor) PM2.5, night-time.)|Checked compatibility with Mi Home|Compared prices in several stores-->

If you live in a high-pollution region (like an industrial area or highway), it makes sense to use a model with an additional high-capacity carbon filter that is better at handling harmful gases and odors.

💡

For allergic and asthmatics, the presence of a critical HEPA-filter H13 and laser sensor PM2.5 — They provide maximum cleaning from pollen, mold spores and fine dust.

5. Filter maintenance and replacement: how much does it cost and how often should you do it?

An air purifier is not a one-time purchase. To make it work, filters need to be changed regularly. Let's look at the costs that await you.

The service life of the filters depends on the intensity of use and the level of air pollution:

Pre-filter (detains large particles) - 3-6 months.

- HEPA-filter - 6-12 months.

- Coal filter - 3-6 months (wears out faster if there are many harmful gases in the air).

- UV-lamp (if any) 1-2 years.

The cost of original filters for popular models:

Tip: If you want to save money, you can buy compatible filters from third-party manufacturers (for example, Filtero or other products). 3M). They are cheaper than the original by 30-50%, but before buying check reviews – some analogues may be worse at cleaning.

⚠️ Warning: Don't use a cleaner with expired filters! clogged HEPA-Not only does the filter lose its effectiveness, it also becomes a source of bacteria and mold, and signs that it's time to change the filter are increased noise, decreased suction power, unpleasant smell.

The Mi Home app has a built-in filter resource counter that shows the remaining lifespan as a percentage, and when it drops below 10 to 15 percent, it's time to order a replacement.

6. Frequent errors when using Xiaomi cleaners

Even the most advanced device won't work effectively if it's not used correctly, and here are the most common mistakes and how to avoid them:

• 🚪 Closed windows and doors – many people think that the cleaner works better in a sealed room. In fact, for normal air circulation, you need to ensure at least a minimum flow (for example, opening the window 1-2 cm).
• 📍 Incorrect placement – do not put the cleaner in the corner or behind the furniture. Optimal location: at a distance of 30-50 cm from the walls, so that air circulates freely around the device.
• ⚡ Constantly operating at maximum power is not only noisy, it also wears out the filters quickly. Use automatic mode or adjust the speed manually depending on the level of pollution.
• 🧹 Ignoring the care of the pre-filter - it can and should be cleaned with a vacuum cleaner every 1-2 weeks. HEPA-filter.
• 🌿 Use in high-humidity rooms - Xiaomi cleaners are not designed for bathrooms or pools. humid air can damage electronic components.

Another common problem is that you don't set up the Mi Home app correctly, for example, if you turn on night mode during the day, the cleaner will run at a minimum power and not be able to handle the pollution, and use the schedule to automatically switch between modes.

⚠️ Warning: If the cleaner starts to make whistling sounds or vibrations, it is a sign that the filter is clogged or the fan needs cleaning.

7. Xiaomi Alternatives: Should Other Brands Be Considered?

Xiaomi air purifiers stand out for their price/quality ratio, but there are other good options on the market, comparing them to Xiaomi models in key terms:

Advantages of Xiaomi over competitors:

Price – cheaper than analogues with similar characteristics (for example, Philips or Dyson).

Smart Home integration – easy to manage via Mi Home along with other Xiaomi devices.

Design - compact and stylish models that will fit into any interior.

When to choose another brand:

If you need a cleaner with heating or cooling function (e.g. Dyson Pure Cool).

If maximum silence is important (some Polaroid or Ballu models are quieter than Xiaomi at minimum speed).

- If you are looking for a device with additional virus protection (e.g. Philips with VitaShield technology) IPS).

For most users, Xiaomi cleaners remain the best choice for price, functionality and reliability, but if the budget is not limited, you can consider premium models from Dyson or Blueair.

FAQ: Answers to Frequent Questions About Xiaomi Air Cleaners