Xiaomi Smart Air Purifier 4 Compact Will It Fit Your Room?
| Feature | Detail | What it means for you |
|---|---|---|
| Model | AC-M18-SC | The exact model name to look for when you buy |
| Best for | Bedroom, child's room, workspace | Made for one room, not the whole house |
| Room size it suits | 16–27 m² (172–291 sq ft) | Comfortable in a normal bedroom or study |
| Air cleaning speed (CADR) | 230 m³/h | The amount of clean air it makes every hour. Higher means faster |
| Filter | 3-in-1 filter | Catches 99.97% of particles as small as 0.3 microns |
| What it cleans | Pollen, dust, smoke, wildfire ash, pet hair, pet dander, pet and other smells | Helpful for allergy-prone people and pet owners |
| Air flow | 360° circulation | Pulls in air from all sides of the room |
| Modes | Auto, Sleep, Manual | Leave it on Auto, or pick the speed yourself |
| Air sensor | Particle sensor with a four-colour light | Look at the light to see how clean your air is |
| Noise in Sleep Mode | As low as 20 dB | Very quiet for sleeping |
| Noise at top speed | Up to 60 dB(A) | About as loud as normal talking |
| Power use | 27W at most (about 0.68 kWh in 24 hours at top speed) | Easy on the electricity bill when it runs all day |
✦ Want Cleaner Air at Home?
Learn more about Xiaomi Air Purifiers and Filters to find the right purifier and replacement filter for your needs.
Where to Buy Xiaomi Smart Air Purifier 4 Compact
Buy the Xiaomi Smart Air Purifier 4 Compact from MiStore.pk, an official Xiaomi store in Pakistan. Here is why it is the safer place to buy
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Genuine product: You buy from an authorised Xiaomi reseller, not a random seller.
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Warranty and after-sales help : MiStore has clear warranty, repair and claim pages if something goes wrong.
Always buy Air Purifiers from an official Xiaomi store. Unofficial sellers can sell fake or grey-market units with no warranty, and that is not worth the risk for something that runs in your bedroom every night.
Frequently Asked Questions
Q: What size room is it good for?
Ans: Rooms of 16–27 m² (about 172–291 sq ft).
Q: Is it quiet enough for a bedroom?
Ans: Yes. In Sleep Mode it runs as low as 20 dB, and you can turn the display light off.
Q: Can I control it from my phone?
Ans: Yes, with the Mi Home / Xiaomi Home app.
Q: Does it work with Alexa or Google Assistant?
Ans: Yes, but you need a smart speaker. Alexa does not work the same way in every country.
Q: Does it help with pet hair, dander and smells?
Ans: Yes. The filter is made for pet hair, pet dander and pet smells.
