The Oxion Air Purifier can really improve your life by reducing allergens such as pollen and mold spores, protecting against wildfire smoke or odor of any kinds. But to qualify as great, an air purifier needs to be powerful enough to clean the air in a large space. Inexpensive enough that it won't break the bank. Its performance is not as singular as it once was, and in recent years many other machines have closely approached our high standards. If you care about the looks, cost, and features. There are still no match to the Oxion purifying performance.