Top 3 Best Air Purifiers Under $100

When it comes to an air purifier, you should never compromise the quality and power of air cleaning that a machine provides with the price. After all, an air purifier should do its most important job – clean the air of allergens and bacteria. Nevertheless, there are air purifiers under $100 that can do a good job just fine.

GermGuardian AC4900CA 3-in-1 Air Purifier


Germ Guardian Air Purifier AC4900CA 3-in-1 provides a powerful combination of filters and UVC light that helps remove indoor air contaminants effectively.  This model comes with a 3 stage filtration system to remove almost all unwanted particles in your indoor air giving you 100% clean and fresh air all day long.


3-stage filtration includes a charcoal pre-filter which eliminates odors and large contaminants like pet dander, dust, and lint. The air then goes to a second HEPA filter which can remove 99.97% of allergens that are 0.3 microns and larger. Finally, there is a UV-C light system which works with Titanium Dioxide this is highly effective in killing germs, bacteria, and viruses to its roots. At only $79 (at the time of this writing), this air purifier can cover small to medium sized rooms, which is an excellent deal.

Honeywell HHT270W Compact Air Purifier

As far compact air purifiers go, the Honeywell HHT270W Compact Air Purifier is an excellent choice. This small tabletop purifier can cover small rooms up to 85 sq.ft. It is small enough to fit in any spaces including on top of a table or dresser.


It comes equipped with an indicator light to alert you when it is time to change the filter.  This makes it very easy to keep track of and maintain. Even with its modest size, this air purifier is robust enough to remove 99% of dust, pet dander, molds, and other allergens. Only one dual-action filter is needed to filter both odors and airborne pollutants. Finally, if you plan to use this for overnight air cleaning, it comes with a soft nightlight feature. At only $49.00 Honeywell offers the HHT270W Compact Air Purifier with an incredible deal.  It is the perfect tabletop option for small offices, nurseries, or even for use in a camper trailer.


GermGuardian AC4100 3-in-1 HEPA Air Purifier System


GermGuardian AC4100 is a tabletop air purifier which provides enough cleaning power to cover as much as 200 sq.ft area. AC4100 is a perfect choice for homes (bedrooms or nurseries) or even in your office. This model is only 11 inches tall, which makes compact yet powerful at the same time.


AC4100 comes with three levels of cleaning including a HEPA filter that captures 99% of dust, pet dander, and other allergens. The air will also pass through a Charcoal and PCO Filter, which can capture and dissolve airborne bacteria and mold. Charcoal is also proven to be an effective odor killer. Finally, the air will go through a UV-C light system plus Titanium Dioxide that kills all remaining bacteria and germs. This model also comes with a filter replacement reminder, which tells you if it is time to change the filter. The GermGuardian AC4100 comes at only $59.95, an amazing price for an amazing tool.


Finding a good air purifier means you need to consider the kind of filtration system it features. The top 3 air purifiers under $100 mentioned here offer the best filtration processes within this price category. If you are worried about bigger rooms, we recommend larger models.



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