Impressive CADR Purify a large 20m² room in approx. 10 minutes

Xiaomi Smart Air Purifier 4 has a Particle CADR of up to 400m³/h*, able to deliver 6660L of purified air per minute*, and with 360° all-round air intake, whole-room air purification is effortless.

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Three-in-one filtration 99.97% elimination of 0.3μm particles*

All-day protection for those who suffer from rhinitis and allergies. Xiaomi Smart Air Purifier 4 protects your respiratory health by keeping the air in your home clean and safe to breathe.

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High-quality activated carbon Odour elimination for lasting freshness

Activated carbon has a high adsorption rate and effectively removes common harmful gases such as VOC from your home, as well as eliminating odours to keep your air fresh.

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Negative Air Ionization helps keep your home fresh

Your purifier releases negative ions to keep the air fresh, helping you stay refreshed after a hard day's work.

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Filter replacement reminders

Link to the Mi Home/Xiaomi Home app and simply change your filter when recommended

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One-touch Auto Mode Effective, hands-free purification

Sensitive high-precision laser sensors monitor changes in air quality. High-efficiency purification in Auto Mode — your purifier monitors real-time air quality and automatically adjusts purification speed.

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Smart control Keep your home fresh when on the move

With support for smart control, ensure that you always return to a home filled with clean, fresh air. Use the Mi Home/Xiaomi Home app from your smartphone to enable purification when away from home.

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Voice-control support

Activate your purifier with your voice

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Real-time air quality with the OLED display

Intuitive indoor air-quality data with the real-time PM2.5 display and colour-coded indicator. Adjust your purification settings with the simple touch control buttons, one light touch to fulfil your air-quality needs.

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Low-noise 32.1dB(A)* Night Mode For a good night’s sleep

Switch to Night Mode to turn off display luminance for no-glare, no-noise purification. Your purifier will keep air circulating, providing you with the perfect environment for some undisturbed shut-eye.

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Easy-clean air ducts Clean your purifier from the inside out

Unscrew and remove the grille for easy access to the fan blades and air ducts. Easy cleaning for the inside of your purifier to prevent secondary pollution.

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