Xiaomi Smart Air Purifier 4 Compact

Key Features

• Compact Yet Powerful Performance: Xiaomi Smart Air Purifier 4 Compact (AC-M18-SC) delivers high-efficiency purification in a space-saving design ideal for bedrooms, offices, and small living areas.

• Effective Coverage Area: Optimized for rooms between 16–27 m², with air circulation efficiency supporting up to 48 m² (2 ACPH) for consistent fresh airflow.

• High Particle CADR (230 m³/h): Rapidly removes airborne contaminants while distributing purified air evenly through a 360° circulation system.

• 3-in-1 High-Efficiency Filtration: Captures 99.97% of particles ≥0.3 microns and up to 99.99% of particles ≥0.1 microns, including dust, pollen, smoke, PM2.5, pet dander, and allergens.

• Advanced Filtration Technology: Combines electrostatic and mechanical filtration for improved purification efficiency with lower noise and reduced energy consumption compared to traditional HEPA systems.

• Certified Allergy Protection: TÜV Rheinland Allergy Care certified to effectively reduce common airborne allergens, ideal for allergy-sensitive environments.

• Real-Time Air Quality Monitoring: Integrated particulate matter sensor detects pollution changes and automatically adjusts purification speed.

• Four-Color Air Quality Indicator: Visual LED feedback clearly displays indoor air conditions at a glance.

• Multiple Operating Modes:

  • Auto Mode: Intelligent speed adjustment based on air quality.

  • Sleep Mode: Ultra-quiet operation as low as 20 dB with optional display off.

  • Manual Mode: Customizable speed and coverage settings.

• Ultra-Quiet & Energy Efficient: Operates at a maximum of 27W, consuming approximately 0.7 kWh over 24 hours of continuous use.

• Efficient Brushless DC Motor: Enhances durability, reduces operational noise, and improves long-term energy efficiency.

• Smart App & Voice Control: Compatible with Mi Home / Xiaomi Home app for remote monitoring, scheduling, and child lock control; supports voice commands via Alexa and Google Assistant (compatible devices required).

• User-Friendly Maintenance: Bottom-mounted filter replacement system with automatic filter replacement reminders.

• Modern Minimalist Design: Matte finish with compact cylindrical form suitable for desktop or floor placement.

Specifications

• Brand: Xiaomi

• Product Name: Smart Air Purifier 4 Compact

• Model Number: AC-M18-SC

Performance

• Particle CADR: 230 m³/h

• Effective Coverage Area: 16–27 m²

• Maximum Output Power: 27 W

Filtration

• Filter Type: 3-in-1 Xiaomi High-Efficiency Filter

• Filtration Efficiency:

  • 99.97% for particles ≥0.3 microns

  • Up to 99.99% for particles ≥0.1 microns

• Certification: TÜV Rheinland Allergy Care

Noise & Energy

• Noise Level:

  • ≤ 60 dB(A)

  • As low as 20 dB (Sleep Mode)

• Energy Consumption: Approx. 0.7 kWh / 24 hours

Smart Features

• Sensor: Particulate Matter Sensor

• Modes: Auto, Sleep, Manual

• App Control: Mi Home / Xiaomi Home

• Voice Control: Alexa & Google Assistant compatible

• Additional Functions: Child Lock, Timed On/Off, Filter Replacement Reminder

Design & Build

• Dimensions: Φ220 × 355 mm

• Net Weight: Approx. 2.2 kg

• Placement: Desktop & Floor Standing

• Airflow System: 360° Circulation