Mi Air Purifier 4

Xiaomi brings its value-focused approach to air purification with the Mi Purifier 4. At $150 with app control, voice integration, and H13 HEPA, it dramatically undercuts smart competitors like the Levoit Core 400S ($220) while delivering similar features.

Overall Score: 8.3/10 - Best Budget Smart Option

True HEPA H13

Genuine H13 HEPA captures 99.97% of particles.

No Ionizer

Zero ozone production.

Coverage: 430 sq ft

Good for medium rooms.

CADR: 190 CFM

Lower than premium competitors but adequate for coverage area.

At $150, this is exceptional value for smart features. Filter costs of ~$25 keep long-term ownership affordable.

Final Score: 8.3/10

Xiaomi brings its value-focused approach to air purification with the Mi Purifier 4. At $150 with app control, voice integration, and H13 HEPA, it dramatically undercuts smart competitors like the Levoit Core 400S ($220) while delivering similar features.

Overall Score: 8.3/10 - Best Budget Smart Option

True HEPA H13

Genuine H13 HEPA captures 99.97% of particles.

No Ionizer

Zero ozone production.

Coverage: 430 sq ft

Good for medium rooms.

CADR: 190 CFM

Lower than premium competitors but adequate for coverage area.

At $150, this is exceptional value for smart features. Filter costs of ~$25 keep long-term ownership affordable.

Final Score: 8.3/10