Engineered for the Xiaomi Smart Air Purifier 4 Compact, this high-performance filter features a triple-layer design to capture everything from large dust particles to microscopic allergens. It’s the perfect solution for maintaining optimal air quality with minimal effort.

🔍 Key Features:

• 🌀 Three-Layer Advanced Filtration
  Combines a primary filter, High-Efficiency Filter, and activated carbon to capture pollen, pet hair, dander, and 99.97% of 0.3μm particles.

• 🌫️ PM2.5 & Allergen Removal
  Effectively reduces fine particles, allergens, and airborne contaminants for a healthier indoor environment.

• 📱 Smart Filter Management
  Connects with the Mi Home/Xiaomi Home app to track filter usage and receive real-time replacement reminders.

• ♻️ Long-Lasting Performance
  Delivers up to 6–12 months of clean air with regular use before needing replacement.

• ⚪ Sleek & Compact Design
  Minimalist white finish that seamlessly matches the Xiaomi Smart Air Purifier 4 Compact.

• Keep your air fresh and your family healthy with the Xiaomi Purifier 4 Compact Filter. With powerful filtration and smart app connectivity, maintaining clean indoor air has never been easier. Ideal for homes with pets, allergy sufferers, or anyone who values pure air.

 Smart Air Purifier 4 Compact Filter

Three-layer high-efficiency filtration for clean and safe air

Filter out pollen

Trap pet hair and dander

6–12 months long-term use

* Use with the Xiaomi Smart Air Purifier 4 Compact only

3-in-1 filter Clean air output after layers of purification

The primary filter, Xiaomi’s High Efficiency Filter and high-quality activated carbon filter work together to purify the air and keep it clean.

Primary filter

Xiaomi’s High Efficiency Filter

High-quality activated carbon

Primary Filter 360° blocking large particles

The primary filter traps large particles such as dust, hair and fine chips, while at the same time being extremely durable because it is resistant to crease, oil and acids.

Dust

Fine particles

Pet hair

Lint

Xiaomi’s High Efficiency Filter Traps 99.97% 0.3μm particles

Filter out PM2.5, pollens, and other allergens, continuously producing clean air.

0.1μm

0.3μm

PM2.5

Pollen

6–12 months long-lasting filter for everyday freshness

Although the integrated filter is durable, its performance may gradually degrade over time. To produce the best results, replace the filter every 6–12 months.

Mi Home/Xiaomi Home app connectivity Filter replacement reminders on smart devices

You can view the filter usage anytime on the Mi Home/Xiaomi Home app which could estimate the filter replacement period based on your daily use.