Xiaomi Smart Air Purifier 4 Pro

The Xiaomi Smart Air Purifier 4 Pro is designed for large living rooms, bedrooms, and offices, delivering up to 500m³/h Particle CADR and releasing 8330L of clean air per minute. It uses three-in-one filtration with a high-efficiency filter and a high-quality activated carbon filter, supporting 99.97% filtration of 0.3µm particles. With PM2.5/PM10 dual-effect sensing and large-particle monitoring (including pollen), it continuously monitors air-quality changes and can adjust purification speed in Auto Mode. For households seeking odour elimination, it includes activated carbon with 650,000mg high-quality content to help keep air fresh. The purifier also provides smart control via the Mi Home/Xiaomi Home app and AI voice. For quieter operation, the Xiaomi Smart Air Purifier 4 Pro features a 33.7dB(A) low noise level and a Night Mode for undisturbed sleeping, including an option to turn off display luminance. It also offers a real-time PM2.5/PM10 display with a colour-coded light strip and intuitive touch controls for adjusting settings. Remote control, timed on/off, adjustable settings, air quality display, child lock, and filter replacement reminders are included via smart features. The purifier supports odor-related and pollutant-related air handling topics explicitly mentioned in the description, including cooking fumes, pet hair, pollen, dust, smoke, dander, and pet odours, along with VOC and other odours. An easy-to-clean removable top grille is provided, with instructions indicating the device should be switched off before removing and cleaning the grille.
Key Features
• Large living rooms/bedrooms/offices
• Three-in-one filter
• 99.97% filtration of 0.3μm particles*
• Odour elimination
• 650,000mg high-quality activated carbon*
• PM2.5/PM10 dual-effect sensor
• Large-particle monitoring, e.g. pollen
• Negative air ionization
• Smart control
• Mi Home/Xiaomi Home App + AI voice*
• 33.7dB(A) low noise*
• Night Mode for undisturbed sleeping
• Full-room purification
• All-round air intake
• 360°
• Effective coverage area: 35–60 m²
• OLED display
• Comprehensive monitoring of air-quality changes and Auto Mode purification speed adjustment
• Detection of coarse particles such as pollen, ash, spores, pet dander and plant epidermis etc.
• Detection of fine particles, such as invisible particles in smoke etc.
• Real-time PM2.5/PM10 display and colour-coded light strip
• Touch control buttons
• Voice-control support to activate purifier with your voice*
• Remote control
• Timed on/off
• Adjustable settings
• Air quality
• Child lock
• Filter replacement reminders
• Simply change your filter when recommended
• Low-speed purification / High-speed purification
• Easy-to-clean removable top grille
• Weather-resistant ABS body
• TÜV Rheinland Allergy Care Certification (Strict allergen filtration guaranteed)
• Certified by TÜV Rheinland for effectively filtering out allergens in the air
• Pet hair and dander filtration
• Pollen filtration
• Activated carbon with high adsorption rate for eliminating odours
• Helps eliminate odours including pet odours and cooking fumes
• Supports VOC and formaldehyde, toluene
Specifications
• Particle CADR: 500m³/h*
• Clean air output per minute: Approx. 8330L
• Clean air output per minute: 8330L of purified air per minute*
• Effective coverage area: 35–60 m²
• Effective coverage area: 35-60㎡
• Item Dimensions: 275×275×680 mm
• Net Weight: Approx. 6.8 kg
• Noise Level: 33.7dB(A)
• Noise Level: ≤65dB (A)
• Power cable: Power cable x1
• OLED display
• Model: 500m³/h
• Package contents: Xiaomi Smart Air Purifier 4 Pro x1; Filter x1; User manual x1
• High-quality activated carbon content: 650000mg
• Activated carbon content: 650000mg
• High-efficiency filter media removes 99.97% of airborne particles of 0.3 micrometers in size and traps dust, PM 2.5, pollen, pet dander, smoke and tiny particles
• High Efficiency Filter construction: integrated melt-blown PP fibers with electrostatics technology
• High Efficiency Filter removes airborne particles using electrostatic charge and mechanical filtration
• 24000cm² (high-efficiency filter expanded area)
• Approx. purification time references: 15min purification for a living room of approx. 40m²; Approx. purification time for 30m² bedroom; Approx. purification time for 40m² living room
• Control features: Auto Mode; Remote control; Timed on/off; Adjustable settings; Air quality; Child lock; Filter replacement reminders
• Night Mode: turn off display luminance; no-glare, no-noise purification