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Customer Ratings & Reviews

Your price for this item is $131.99
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The comparable value price is $219.99

Customer reviews

Rating 4.7 out of 5 stars with 1317 reviews

Rating Filter

Rating by feature

  • Value

    Rating 4.4 out of 5 stars

  • Quality

    Rating 4.8 out of 5 stars

  • Ease of Use

    Rating 4.8 out of 5 stars

Pros mentioned filter

Cons mentioned filter

95%would recommend to a friend

Customers are saying

Customers find value in the DiamondClean Smart 9300's superior cleaning capabilities, user-friendly app, and long-lasting battery life. Many appreciate the toothbrush's design and ease of use, though some express concerns about the high price point. A few users also mentioned issues with charging and the travel case.

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 59 Showing 1,161-1,180 of 1,317 reviews
  • Rated 5 out of 5 stars

    Best way to brush your teeth

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

    Extremely happy with this new philips sonic care, The tell you the truth I've always bought it for the last 20 years.

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

    Good Investment

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

    I've been using this since 2018. I replaced the old one because the on button stopped working.

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

    Amazing and life-changing

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

    Amazing and life-changing. This is coming from someone who avoided the dentist for 2 years unintentionally.

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

    Great toothbrush

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

    Great product but they don’t last forever so I recommend getting the extended warranty. Works great

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

    Clean Teeth

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Love this toothbrush, my teeth only felt this clean after having an actual Dental cleaning! Now I can have that same feeling 2 or three times per day!!

    I would recommend this to a friend
  • Cons mentioned:
    Noise

    Rated 1 out of 5 stars

    Cheap

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

    Hardly works after 3 months. Makes terribly loud noise like something is rattling on the inside.

    No, I would not recommend this to a friend
    • Brand response from Philips
      Posted .

      Hi, thank you for taking your time to leave this review. We are very sorry to hear that you are experiencing issues with your Sonicare, and would like to have a better look. Please consider reaching out to us via Social Media. We’re available 24/7 on Facebook and Twitter. Alternatively, you can reach out to us via the contact page on our website www.philips.com/support. One of our colleagues will then try their best to help you further. Hope to speak to you soon! Kind regards, Philips Consumer Care philipsglobal

  • Rated 5 out of 5 stars

    Awesome

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Love shape of handle and the flashing light on bottom to let you know if brushing too hard. I don't use the app but tried it once and it did work.

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

    Cute color

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

    Love the color! This was on my wishlist, got it on clearance, very happy with this purchase.

    I would recommend this to a friend
  • Rated 1 out of 5 stars

    Wasn't great when worked, 6 mos on doesn't work

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    Posted . Owned for 6 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Total garbage... Lasted 6 mos... Then died, won't charge or won't engage, not sure what is wrong with it but it doesn't work.. It's been acting up prior as well, constantly doing its brush is low, even with brand new brushes... I've had 3 Sonicares, 2 are still working and they were the cheapest ones... Never ever will I spend a lot of money on anything from any company again... So sick of garbage products

    No, I would not recommend this to a friend
    • Brand response from Philips
      Posted .

      Hi, thank you very much for sharing your review with us. What a shame that your toothbrush only lasted 6 months, we can imagine how upsetting this must be for you and we sincerely apologize for the inconvenience.
      Your feedback is precious to us, and we're eager to help you improve your experience.

      Please feel free to get in touch via social media. We’re available 24/7 on Facebook and Twitter. Alternatively, you can reach out to us via the contact page on our website www.philips.com/support. One of our colleagues will then try their best to help you further. Hope to speak to you soon!Kind regards,

      Philips Consumer Care philipsglobal

  • Rated 5 out of 5 stars

    Great Product for Cleaning Your Teeth

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    My husband and I have used electric Sonicare tooth brushes now for a number of years. This is a very reliable product.

    I would recommend this to a friend
  • Rated 2 out of 5 stars

    It did stop working after almost four months!

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

    As longest you can turn it on it works fantastic, this one stopped working about four months after the purchase date. It never turned on again.

    No, I would not recommend this to a friend
    • Brand response from Philips
      Posted .

      Hello, thank you for taking to leave this review for us. We are very sorry to hear that your Sonicare has stopped working after 4 months. May we suggest an easy fix for this? We recommend leaving your toothbrush for 24 hours straight on the working power outlet and away from metal surfaces that may interfere during the charging. Sometimes fully charging your Sonicare can resolve the issue completely.

      However, we are still happy to look into this issue further. Please consider getting in touch via social media. We’re available 24/7 on Facebook and
      Twitter. Alternatively, you can reach out to us via the contact
      page on our website. One of our colleagues will then try their
      best to help you further.
      Hope to speak to you soon!
      Kind regards,
      Philips Consumer Care philipsglobal

  • Rated 5 out of 5 stars

    Great for anyone

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

    This toothbrush has changed my life. My gums, teeth and tongue are thankful for this toothbrush.

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

    Great toothbrush

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    So been wanting this but unable to afford until now. I highly recommend this tooth brush, & charging is so simple.

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

    Sonicare Diamondclean 9300 rechargeable toothbrush

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

    Best toothbrush ever! Every mouth needs one!. It gives your mouth a truly clean

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Needed a new one

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    My old toothbrush of five years broke. I thought about getting another brand but decided not to.

    I would recommend this to a friend
  • Pros mentioned:
    Battery life

    Rated 3 out of 5 stars

    Phillips Sonicare

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

    Ok but not exactly what I expected . I would have hoped for more

    I would recommend this to a friend
  • Cons mentioned:
    Price

    Rated 1 out of 5 stars

    2 year and garbage

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

    2 years and this is garbage, not worth this money.

    No, I would not recommend this to a friend
  • Rated 5 out of 5 stars

    Excellent brush

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I owned an older model for 4 years and this one is a nice upgrade. I really appreciate the smart features.

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

    Clean Teeth

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

    I love the warning light that you are brushing too hard

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

    Like it

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

    I really like this toothbrush . Nice color My whole family using this products

    I would recommend this to a friend