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Customer Ratings & Reviews

Your price for this item is $299.99

Customer reviews

Rating 4.8 out of 5 stars with 771 reviews

Rating Filter

Rating by feature

  • Value

    Rating 4.7 out of 5 stars

  • Quality

    Rating 4.8 out of 5 stars

  • Ease of Use

    Rating 4.9 out of 5 stars

Pros mentioned filter

Cons mentioned filter

98%would recommend to a friend

Customers are saying

Customers are impressed with the PlasmaPro 400s Smart Air Purifier, particularly noting a significant improvement in air quality and quiet operation. Users also appreciate its ease of use, helpful app, and effective odor removal. The sleek design, long filter life, and appropriate size for various rooms are additional benefits, though a few find the price point a concern.

This summary was generated by AI based on customer reviews.

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Page 8 Showing 141-160 of 771 reviews
  • Pros mentioned:
    Air quality, Noise level

    Rated 5 out of 5 stars

    Clean air, very quiet

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Works really good. We use this in our bedroom the air feels clean and no longer stuffy. Also it’s so quiet we leave it on auto and don’t even notice it’s running. Also works great with alexia.

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Great Purifier

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    We've become a Levoit family! We have four humidifiers and four air purifiers. They have all been 100% reliable. I love the app connectivity, which has also worked flawlessly so far. I like that the Smart versions of these purifiers have an "auto" setting. When there is something in the air, they detect that and fire up the fan to clear it out. Once it's done, the unit goes back to a very low fan setting to keep the air clear. I can't say that I notice anything different with the Plasma function on or off, but I've had a few "ionizers" over the years and none of them did anything I actually noticed.

    I would recommend this to a friend
  • Pros mentioned:
    App, Overall performance

    Rated 5 out of 5 stars

    Great product!

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Good brand, reasonable price, also had humidifier from this brand, work well and even have an app for it, I can always control and monitor from app

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use, Noise level, Overall performance

    Rated 4 out of 5 stars

    i like it

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    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    easy to use. quiet and performant. i use it daily. Also, it's Fair value!

    I would recommend this to a friend
  • Pros mentioned:
    Noise level

    Rated 5 out of 5 stars

    air purifier

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    Posted . Owned for 1.5 years when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Excellent product and durable, silent, elegant attractive, effective for what it was designed for.

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    Rated 5 out of 5 stars

    Best purifier!

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Gift for a family member. He loves it and finds it makes a difference. Great product and ease of use. Smart phone management is a nice feature.

    I would recommend this to a friend
  • Pros mentioned:
    Air quality, Noise level

    Rated 5 out of 5 stars

    Awesome air purifier

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    Posted . Owned for 3 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Awesome air purifier. It is quiet and strong enough to circulate multiple times of your room size in 1 hour. Best part is the auto setting where it turns on by itself when it detects bad air.

    I would recommend this to a friend
  • Pros mentioned:
    Air quality, App

    Rated 5 out of 5 stars

    Highly recommend

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    Posted . Owned for 8 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I've been using this filter for the past 9+ months. It has made such a huge difference in the air quality at home. I also love the fact that it can be controlled via the app or Alexa.

    I would recommend this to a friend
  • Pros mentioned:
    Noise level

    Rated 5 out of 5 stars

    I didn’t know it was on!

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    Posted . Owned for 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Super quite, you hardly notice it is on! Very light weight and doesn’t occupy a big space. It is a super best buy !!!

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use, Noise level

    Rated 5 out of 5 stars

    Great for rooms under 500 sf - vaulted ceilings

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great for smaller rooms under 500 sf. Easy to use. No noise. I have to check to make sure its running. Senses when it needs to clean the air.

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    Rated 5 out of 5 stars

    Gary Hughes

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Works great. I’m loving it.would buy it again. Everyone loves it C

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Quiet air purifier you can leave on all the time

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    Posted . Owned for 3 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I bought two of the Levoit 400 air purifier. One this PlasmaPro 400s and the other the 400 Core. I think the only difference is this one has a small ozone generator. I cannot smell it if it does so it shouldn't be a concern for you. One unit I leave in my upstairs office. It effectively cleans the air upstairs. The second unit I either have on the main floor or the basement floor. I move it up or downstairs once a week. This does the job. I never sneeze or feel stuffy anywhere in the house. When I visit others I can have sneezing fits, particularly when pollen is in the air. My girlfriend loves it. The air in my house is far better than in hers. The units are easy to setup and use. I recommend Levoit.

    I would recommend this to a friend
  • Pros mentioned:
    Air quality

    Rated 5 out of 5 stars

    Air Purifier that actually works!

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    Posted . Owned for 4 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This air purifier is excellent! We bought this for our daughter’s room because she has a dust allergy and two very stinky guinea pigs. This purifier completely eliminates the guinea pig smell when we turn it up. It has also helped tremendously with her dust allergy. I’m thinking of buying a few more for other rooms (one being at my office) because it’s definitely worth the investment.

    I would recommend this to a friend
  • Pros mentioned:
    Air quality

    Rated 5 out of 5 stars

    Great air purifier

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    Posted . Owned for 3 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Works great in my lower level. Improves air quality & gets rid if musty smells. App is a nice touch to control remotely.

    I would recommend this to a friend
  • Pros mentioned:
    App, Overall performance

    Rated 5 out of 5 stars

    Excellent for a large living room

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    Posted . Owned for 9 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Excellent quality and performance. I am a big fan of the phone app control feature. Absolutely recommend.

    I would recommend this to a friend
  • Pros mentioned:
    Air quality, App

    Rated 5 out of 5 stars

    Perfect Purfiier!

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    Posted . Owned for less than 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great purifier! Set it on auto and forget it. The app makes using the device easy, and clearly displays air quality stats!

    I would recommend this to a friend
  • Cons mentioned:
    Filter life

    Rated 5 out of 5 stars

    Works for allergies

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    Posted . Owned for 1 year when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Love it. Seems to help with my allergies and helps a ton for any smells, only complaint is that the filters are a little pricey.

    I would recommend this to a friend
  • Pros mentioned:
    Noise level

    Rated 5 out of 5 stars

    great product

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    we bought this because we had a odor in the house....not sure what it was from. we plugged it in and seemed to take care of the smell in a day or so...its quiet and seems to do the job of purifying the air

    I would recommend this to a friend
  • Pros mentioned:
    Air quality, App

    Rated 5 out of 5 stars

    Excellent Purifier!

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This is an excellent quality product. The app is easy to use and I truly feel like it makes a difference in the quality of the air.

    I would recommend this to a friend
  • Pros mentioned:
    Air quality
    Cons mentioned:
    Filter life

    Rated 5 out of 5 stars

    Air saver

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    Posted . Owned for 7 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I can tell there’s a difference in the air quality at my house! Gets all the pet dander and dust. Filters are a bit pricey but I find myself only changing it out every 4 months

    I would recommend this to a friend
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