Koios Review

Mark Johnson
Mark Johnson
Air Quality Expert
Last Updated: 25 Aug 2020
(Rated from 11157 reviews)

I think you’ll agree with me when I say:

It’s REALLY hard to choose an air purifier with all the options available!

Or is it?

Well, it turns out, that after years and hundreds of hours of testing & reviewing, we have strong opinions about what makes the best air filtration system: level of purification, efficiency, and maintenance.

The KOIOS Air Purifier (On special until end Oct, 2020) has all the qualities and features, giving it an added advantage and an edge over its competitors.

KOIOS Air Purifier

Air Purifier
The Koios Air Purifier features the three stages of filtration (Fine Preliminary, True HEPA1, Activated Carbon filters2)that tackle 99.97% of particles & odors. It allows you to enjoy a cleaned-up breathing space all around!
KOIOS Air Purifier

Review Feature Summary

* On special until end October 2020

Quick Summary of the Koios

The unhealthy air quality caused by smoke makes PM 2.5 skyrocketed, which gets into your respiration system. Wildfire smoke can be especially harmful to the elderly, pregnant, children, and those with chronic diseases like an asthma attack and lung diseases. Unfortunately, the smoke from California wildfires is reaching the East Coast through strong winds called the jet stream. Here’s what that means for the air near you. Tens of millions of residents’ health gets threatened.

The Good & the Bad



Key Features

Useful Product Info

What Others Think

At the time of writing this review, there were:

What's Included?

Here's what you get when you buy this Air Purifier:

Common Questions

The max it can handle is a room of 10x9.

It's powered by ac plug3 which is standard 110v. You should, however, use a voltage transfer when you want to use it in 220v situation.

âś… Who Makes The Best Air Purifier?
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âś… What Is The Best AC Filter?

Our Verdict

The unit is an amazing air purifier, his thing works perfectly, is a nice size, and is super light to carry. It also has a blue light to indicate when it's on.



The Top Air Purifiers We've Reviewed

Have you read our article on the air purifier for dust?

Or our article on the best hepa air purifiers?

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