Mila Air 3 Smart Air Purifier Review: The Next Step in Cleaner, Smarter Air (2025)

Most air purifiers are basically fancy fans with filters.

They turn on, they blow air through some media, and hopefully your air gets cleaner. But what if your air purifier could actually think? What if it could tell you exactly what's in your air and adjust its performance accordingly?

Bigger spaces. Quieter performance. Same Mila magic.

Meet the Mila Air 3 - the next generation of Mila, designed to clean larger rooms faster and quieter than ever. With a powerful new motor and custom-designed fan, Mila Air 3 offers exceptionally powerful performance, running 16% quieter and delivering higher CADR for an even faster level of clean personalized completely for you.

Loved by air breathers everywhere and recognized by these organizations and publications:

• 100 Best Inventions Time Magazine 2021
• Fastest Growing US Company Inc. Magazine 2024
• Best Air Purifier Popular Science 2023
• Best Connected Product Nominee The Webby Awards 2024

The Mila Air 3 represents this next generation of intelligent air cleaning technology. Instead of just hoping your air is getting cleaner, you'll know exactly what's happening in your home's atmosphere at all times.

What Makes the Mila Air 3 Actually Smart?

The difference between the Mila Air 3 and traditional air purifiers lies in its comprehensive sensor suite. This isn't just marketing speak; this device functions as a complete Mila air quality monitor that happens to clean your air too. Eight different sensors work together to create a detailed picture of your indoor environment:

The particulate matter sensors detect everything from fine dust and pollen to pet dander and smoke particles. VOC sensors pick up chemical emissions from household products, furniture, and cleaning supplies. CO2 monitoring helps identify when rooms need better ventilation, while carbon monoxide detection adds an important safety layer. Temperature and humidity sensors complete the picture.

All this data feeds into the Automagic mode, which automatically adjusts the purifier's performance based on real conditions. When your air is clean, it runs whisper quiet. Start cooking dinner or let the dog back inside, and it immediately ramps up to handle the increased particle load.

Customizable Filtration That Adapts to Your Life

One size fits all doesn't work for air purification, and Mila understands this better than most. Every unit starts with a high-quality HEPA filter that captures 99.97% of airborne particles, but the real innovation lies in the customizable carbon filter system.

The Basic Breather works well for typical homes without specific air quality issues. The Overreactor serves as the Mila allergy filter, with enhanced carbon layers that better capture VOCs, formaldehyde, and allergens. Pet owners can choose the Pet PFF filter, specifically designed to tackle dander and odors with a modified carbon blend. For homes dealing with renovation dust or wildfire smoke, the Home Wrecker filter provides heavy-duty protection.

This customization means you're not paying for filtration you don't need while ensuring you get exactly what your home requires. It's one of the standout Mila purifier features that sets it apart from generic alternatives.

The App Experience: Your Air Quality Dashboard

The Mila app transforms all that sensor data into actionable insights. The main dashboard shows your current indoor and outdoor air quality index in an easy-to-understand format. But dig deeper, and you'll find detailed historical data that reveals patterns in your home's air quality.

You can see exactly when air quality drops, what might be causing it, and how effectively the purifier responds. This information helps you make better decisions about when to open windows, which cleaning products to use, or whether that new furniture is off-gassing more than expected.

The app also handles scheduling, mode selection, and filter replacement reminders. Sleep mode keeps operation extra quiet during nighttime hours, while custom schedules let you optimize performance for your daily routine.

Design and Real-World Performance

Unlike many air purifiers that look like medical equipment, the Mila Air 3 features a clean, minimalist design with fabric accents that actually complement modern home decor. The white body blends seamlessly into most rooms without screaming ""appliance.""

Performance-wise, the Clean Air Delivery Rate handles medium to large rooms effectively, cycling the air multiple times per hour. The real magic happens in how it responds to changing conditions, automatically adjusting its output based on actual air quality rather than just running at a preset speed.

Technical Specifications

What's in the Box
Each Mila Air unit comes with the preinstalled filter of your choice (seven personalized ones to choose from).

Specs

• Dimensions: 11.8"" x 11.8"" x 15.5""
• Weight: 18 lbs (8.16 kg)
• Room Coverage: Optimal for 400 sq ft at 5 ACH
• Coverage for up to 1,000 sq ft at 2ACH
• Filter Type: HEPA + Carbon. Choose from 7 custom filters
• CADR: Up to 460 m³/hr
• VOC Reduction: Up to 97.89%
• Formaldehyde Reduction: Up to 96.60%
• Works With: HomeKit, Amazon Alexa, and Google Home
• Control Method: App and Display
• Connectivity: WiFi (Remote access enabled)

Pros and Cons of the Mila Air 3

• ✅ Pro: Advanced sensor suite provides unprecedented insight into your indoor air quality
• ✅ Pro: Automagic mode delivers truly intelligent automatic operation
• ✅ Pro: Customizable filtration system with seven filters to target your specific air quality concerns
• ✅ Pro: Beautiful, modern design that complements home decor rather than detracting from it
• ✅ Pro: Comprehensive app with detailed data and easy controls
• ✅ Pro: HEPA filtration captures 99.97% of airborne particles
• ✅ Pro: Smart home integration with HomeKit, Alexa, and Google Home
• ✅ Pro: 16% quieter operation than previous generation
• ✅ Pro: Higher CADR for faster air cleaning
• 🟡 Con: Can become quite loud when running at maximum fan speeds
• 🟡 Con: Replacement filters represent an ongoing operational cost
• 🟡 Con: Premium pricing reflects the advanced sensor technology

Who Should Consider the Mila Air 3?

This smart air purifier for home use works best for people who want to take an active, informed approach to their indoor air quality:

• Allergy and asthma sufferers: Who need reliable filtration and want to track their air quality triggers
• Pet owners: Looking for specialized filtration to handle dander and odors effectively
• Urban residents: Dealing with pollution, smog, or seasonal wildfire smoke
• Tech enthusiasts: Who appreciate data-driven home automation and intelligent device behavior
• Large room owners: Who need coverage up to 1,000 sq ft

Final Verdict: Is the Mila Air 3 Worth It in 2025?

The Mila Air 3 successfully transforms air purification from a set-it-and-forget-it appliance into an intelligent home health system. The combination of comprehensive monitoring, automatic adjustment, and customizable filtration creates a level of performance and insight that traditional purifiers simply can't match.

While the premium price point reflects the advanced technology, the value becomes clear when you consider what you're getting: not just cleaner air, but complete visibility into your home's air quality with automatic optimization. For anyone serious about indoor air quality in 2025, the Mila Air 3 represents the cutting edge of what's possible when intelligence meets air purification. It doesn't just clean your air; it helps you understand and optimize your entire indoor environment.