The Top 10 Ranked by Warranty (January 2021)

Based on reviews posted on popular review sites as well as from Oransi's website, Oransi performs very well in terms of product guarantee relative to other air purifier brands.

Based on a review posted on amazon.com, Oransi was rated as fairly average for product guarantee relative to competing air purifier brands. Check out the entire review here. From this review:

It has a 10 year warranty.

The review site moderncastle.com gives Oransi excellent ratings for product guarantee in a review posted on its website. Specifically, this reviewer pointed out the following:

Oransi believes in their product and they show it by offering a 10-year warranty. This is the longest warranty we’ve seen among air purifiers we’ve tested and researched.

The review site air-purifier-power.com gives Oransi excellent ratings for product guarantee in a review posted on its website. Specifically, this reviewer pointed out the following:

Oransi machines are covered by a generous 10 year warranty, which covers electrical or mechanical issues.

Learn more at the company's website.

You can also check out the top 10 air purifier brands for product guarantee, or the overall best-performing air purifier brands on our main review grid.

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— reviewed Oransi on September 19, 2020, Read all 2 warranty reviews.

Based on reviews posted on popular review sites as well as from Levoit's website, Levoit performs very well in terms of product guarantee relative to other air purifier brands.

The review site breathequality.com gives Levoit excellent ratings for product guarantee in a review posted on its website. Specifically, this reviewer pointed out the following:

There is only one thing, they give an only basic 1-year warranty. To get one another warranty, you need to have some free register.

The review site amazon.com gives Levoit excellent ratings for product guarantee in a review posted on its website. Specifically, this reviewer pointed out the following:

It has a 2 years warranty, and an extra year by signing up at their website. So now I have a total of 3 years warranty on this purifier! Awesome!

One reviewer on thespruce.com said Levoit performs well on product guarantee relative to its peers. You can read the full review here. Specifically, this reviewer pointed out the following:

On top of scoring the unit for less than $100, you also get a full two-year warranty with purchase and an additional year of coverage if you register your product online within two weeks of purchase.

Learn more at the company's website.

You can also check out the top 10 air purifier brands for product guarantee, or the overall best-performing air purifier brands on our main review grid.

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— reviewed Levoit on September 18, 2020, Read all 2 warranty reviews.

Based on reviews posted on popular review sites as well as from Medify Air's website, Medify Air performs very well in terms of product guarantee relative to other air purifier brands.

The review site airhonest.com gives Medify Air excellent ratings for product guarantee in a review posted on its website. Specifically, this reviewer pointed out the following:

The unit comes with a lifetime warranty on parts and service from the manufacturer.

The review site reviewsofairpurifiers.com gives Medify Air excellent ratings for product guarantee in a review posted on its website. Specifically, this reviewer pointed out the following:

Another great thing about this mid-range air purifier is you will get a lifetime service warranty from the manufacturer. To claim the warranty, you must have to use the original replacement filter and replace it on every 3000hrs of usage.

The review site breathequality.com gives Medify Air excellent ratings for product guarantee in a review posted on its website. From this review:

Also, this is the second air purifier company with lifetime warranty policy, which is clearly following the unique selling point of Alen.

Learn more at the company's website.

You can also check out the top 10 air purifier brands for product guarantee, or the overall best-performing air purifier brands on our main review grid.

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— reviewed Medify Air on September 18, 2020, Read all 2 warranty reviews.

Based on reviews posted on popular review sites as well as from Homasy Portable Handheld Vacuum Cleaner's website, Homasy Portable Handheld Vacuum Cleaner performs very well in terms of product guarantee relative to other handheld vacuum stores.

The review site amazon.com gives Homasy Portable Handheld Vacuum Cleaner excellent ratings for product guarantee in a review posted on its website. Here's a brief quote from this review:

Let me start with the warranty. Most of the vacuum cleaners I used had a limited warranty of 1 year. But this had a warranty for 3 years which is excellent for this cost and also I don't have to buy additional warranty(Still we can buy if we want more warranty)

Learn more at the company's website.

You can also check out the top 10 handheld vacuum stores for product guarantee, or the overall best-performing handheld vacuum stores on our main review grid.

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— reviewed Homasy on February 24, 2020, Read all 2 warranty reviews.

Based on reviews posted on popular review sites as well as from AWAIR's website, AWAIR performs very well in terms of product guarantee relative to other air purifier brands.

One reviewer on thesmartcave.com said AWAIR performs well on product guarantee relative to its peers. You can read the full review here. From this review:

The Awair is a compact device, measuring just 2 inches by 3.5 inches by 6.3 inches and weighs in at just one pound. It ships with a one-year manufacturers warranty included.

Learn more at the company's website.

You can also check out the top 10 home air purifier brands for product guarantee, or the overall best-performing home air purifier brands on our main review grid.

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— reviewed AWAIR on September 19, 2020, Read all 2 warranty reviews.

Based on reviews posted on popular review sites as well as from Boneco's website, Boneco performs very well in terms of product guarantee relative to other air purifier brands.

One reviewer on amazon.com said Boneco performs well on product guarantee relative to its peers. You can read the full review here. Specifically, this reviewer pointed out the following:

Covered under a 3 year warranty.

Learn more at the company's website.

You can also check out the top 10 home air purifier brands for product guarantee, or the overall best-performing air quality aid brands on our main review grid.

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— reviewed Boneco on September 22, 2020, Read all 2 warranty reviews.

Based on reviews posted on popular review sites as well as from Winix America's website, Winix America performs very well in terms of product guarantee relative to other air purifier brands.

One reviewer on cleanhomezone.com said Winix America performs well on product guarantee relative to its peers. You can read the full review here. Specifically, this reviewer pointed out the following:

The product comes with two years warranty which gives you time to test the product against the time.

One reviewer on air-purifier-power.com said Winix America performs well on product guarantee relative to its peers. You can read the full review here. Here's a brief quote from this review:

Winix offers a two-year warranty period with proof of purchase; valid only in the US of A and Canada.

One reviewer on airhonest.com said Winix America performs well on product guarantee relative to its peers. You can read the full review here. Here's a brief quote from this review:

Winix c545 warranty is 1 year.

Learn more at the company's website.

You can also check out the top 10 air purifier brands for product guarantee, or the overall best-performing home air purifier brands on our main review grid.

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— reviewed Winix America on September 19, 2020, Read all 2 warranty reviews.

Based on reviews posted on popular review sites as well as from Hathaspace's website, Hathaspace performs very well in terms of product guarantee relative to other air purifier brands.

One reviewer on airpurifierfirst.com said Hathaspace performs well on product guarantee relative to its peers. You can read the full review here. Specifically, this reviewer pointed out the following:

Maybe the biggest concern about everything related to HATHASpace is warranty and product support. HATHASpace as company guarantees lifetime support and gives a whole year warranty on their product. If something goes wrong with the product in that period HATHASpace will replace it or repair it free of charge.

One reviewer on freshairguide.com said Hathaspace performs well on product guarantee relative to its peers. You can read the full review here. Specifically, this reviewer pointed out the following:

I can’t say I’m happy with the warranty, but it does exist. The manufacturer offers a one-year warranty and lifetime support for all its models.

Learn more at the company's website.

You can also check out the top 10 air purifier brands for product guarantee, or the overall best-performing air quality aid brands on our main review grid.

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— reviewed Hathaspace on September 20, 2020, Read all 2 warranty reviews.

Based on ratings published by trusted online review sites as well as information from Molekule's website, Molekule performs average to better than average in terms of product guarantee compared to other home air purifier brands.

Based on a review posted on the-gadgeteer.com, Molekule was rated as fairly average for product guarantee relative to competing air purifier brands. Check out the entire review here. Specifically, this reviewer pointed out the following:

Warranty: 2-year Limited Warranty

Based on a review posted on airconditionerlab.com, Molekule was rated as fairly average for product guarantee relative to competing air purifier brands. Check out the entire review here. Here's a brief quote from this review:

There is a limited two-year warranty on all parts and the unit itself.

Learn more at the company's website.

You can also check out the top 10 air quality aid brands for product guarantee, or the overall best-performing air quality aid brands on our main review grid.

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— reviewed Molekule on September 18, 2020, Read all 2 warranty reviews.

Based on reviews from trusted online sites, combined with information from Renogy's website, it appears that Renogy performs performs below average in terms of product guarantee when compared to other solar power stores.

Based on one review posted on amazon.com, it appears that Renogy received poor ratings for product guarantee. See the full review here. Here's a brief quote from this review:

Unfortunately I must give this product one star, as the company does not honor its warranty by replacing defective units within warranty or by refunding money for defective units.

Learn more at the company's website.

You can also check out the top 10 solar energy stores for product guarantee, or the overall best-performing solar electricity stores on our main review grid.

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— reviewed Renogy on December 3, 2020, Read all 2 warranty reviews.