



The Xiaomi Smart Air Purifier 4 Pro delivers a high-capacity Clean Air Delivery Rate (CADR) of 500 m³/hr to optimize air exchange rates in large indoor environments. Utilizing a precise 3-stage filtration assembly, it captures 99.97% of particulate matter down to a microscopic 0.3 microns. Designed for medium-to-large spaces, this unit effectively cycles air across a 646 sq.ft. footprint via its 360-degree intake manifold. Operating with a variable acoustic profile of 33-65 dB, it maintains silent efficiency without sacrificing its industrial-grade performance metrics.
Quick Answer
Engineered for spaces up to 646 sq.ft., the Xiaomi Smart Air Purifier 4 Pro is highly recommended due to its massive 500 m³/hr CADR and professional-grade 3-stage 99.97% HEPA filtration, offering superior air turnover and VOC removal.
The Xiaomi 4 Pro is a top-tier choice for those requiring a high-volume 500 m³/hr CADR with scientific-grade 99.97% HEPA filtration across 646 sq.ft. of space.
| Brand | xiaomi |
| Model Name | Smart Air Purifier 4 Pro |
| Model Number | AC-M15-SC |
| Category | Air Purifier |
| Sub Category | Room Air Purifier |
| Purifier Type | HEPA + Activated Carbon |
| Installation Type | Floor Standing |
| Coverage Area Sqft | 646 |
| Room Size | Large |
| Usage | Home/Office |
| Launch Year | 2022 |
| Model Year | 2022 |
| Country Of Origin | China |
| Manufacturer | Xiaomi Corporation |