Smart Air’s data-backed reviews of air purifiers, air quality monitors and masks provide honest, open-data reviews of popular brands like Xiaomi and Dyson. We present real-world test data on air purifiers from multiple brands, including Smart Air’s own, and compare them against each other. Learn what you should look out for when you’re buying an air purifier, how to test the effectiveness of your existing air purifier and tips here.
The QT3 is a small, portable air purifier designed to provide a stream of clean air on the go. Even though the QT3 is not designed for cleaning entire rooms, our tests show it is effective at cleaning small rooms up to 15 m2. That raises the question, is the …
While Dyson’s Pure Cool air purifier looks impressive, a closer examination of its Clean Air Delivery Rate (CADR) exposes a rather bad performance. The Dyson TP05 Pure Cool passed a mere 164m³/hr in CADR. That means the Dyson Pure Cool air purifier out as much clean air as a $20 …
Can air purifiers be made from just a fan, furnace filters, and duct tape? Introducing the Corsi-Rosenthal Box (CR Box) DIY air purifier. This is an effective, budget-friendly air purifier that you can put together with low cost. At Smart Air, we’ve been creating, testing, and instructing people on DIY …
Many air purifier companies add fancy features to help market their products. One of these features is an air purifier auto mode, also called “smart mode”. The problem? Test data shows an air purifier’s auto mode routinely fails, leaving users with dangerous air. The idea behind smart purifiers’ auto mode …
Every year, as winter blankets India, over a billion people find themselves navigating through streets filled with toxic, polluted air. Whether in Delhi, Mumbai, Kolkata, or Hyderabad, the question on everyone’s mind becomes: Do face masks and air pollution masks truly offer protection? Throughout India, I’ve encountered intelligent, skeptical individuals …
When I started Smart Air in 2013, I wanted to buy an air quality monitor. I had two options. I could buy a US$260 Dylos or spend thousands of dollars on the crazy expensive particle counters. Since then, the market has exploded with new air quality monitors as cheap as 99 …
Since mask fit-test machines cost $10,000, many people need a simpler, practical way to check that their mask is sealing properly on their face. This simple four-step “poor man’s fit test” will help people check the fit of their mask and find leaks. I was fortunate enough to visit 3M’s …
Have you ever wondered about the number on your air purifier? Brands like Levoit, Xiaomi, and Philips show live air quality readings. But what do these numbers really tell us, and can we trust them? In this article, we’ll explain what that number means on your air purifier. But a …
With the outbreak of the coronavirus, many people are wondering if masks capture coronavirus particles. It’s a big change for all of us to suddenly start wearing masks everywhere. And it’s a lot to ask billions of people around the world to become mask experts overnight. There is a lot …
In this Dyson headphones review, we won’t look too deeply into whether or not they’re good as headphones or how well the audio and sound quality are in them. Instead, our focus will be on how effectively they clean the air and whether this surpasses the performance of an N95 …
