Customers often highlight the exceptional cleaning power and long-lasting battery life as the primary benefits of this toothbrush. Users also appreciate the intuitive design and the quality of the premium brush heads, which contribute to a positive overall experience. While the product is highly regarded for its performance, some users feel the price is a bit high and find the accompanying app to be less useful than expected.
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 2 Showing 21-40 of 1,317 reviews
Rated 5 out of 5 stars
Yay! Loved it!
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Loved my toothbrush! It has what I wanted. If there’s too much pressure, a light will light up at the base of the toothbrush. I think this one doesn’t have the light to indicate when you should reduce motion (moving it too much) but the app does let you know to reduce motion. It comes already with the 2 year warranty I believe so you don’t need to purchase it separately and it works out just in case it stops working before those two years for whatever reason. I just recently bought mine and the only thing I would do differently is not let it get too wet. Mine makes a noise (sometimes) but I think it may have to do with the water but I’ll keep using it since it works fine and hopefully I won’t run across any problems but just in case I do, the 2 year warranty keeps me unworried.
This review is from Philips Sonicare - DiamondClean Smart 9300 Rechargeable Toothbrush - Black
I would recommend this to a friend
Pros mentioned:
Cleaning
Cons mentioned:
Price
Rated 5 out of 5 stars
Love this toothbrush
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
This is such a great toothbrush! I have only had it for 4 days and from the first use I noticed a difference! I love the corresponding app as well! This is really a great product! It is definitely a little expensive so I am glad I got it on sale but so far I would say it was worth it. We will see as time continues and what my dentist has to say after my next visit!
This review is from Philips Sonicare - DiamondClean Smart 9300 Rechargeable Toothbrush - Gray
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 4 out of 5 stars
My favorite health tech purchase this year
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
This toothbrush is so neat. The future is now. Auto detection and mode switching based on which brushhead you put on, wireless charging, and a well built app full of oral health programs for your needs. Multiple intensity options for those with more sensitive teeth. The only flaw is one of its biggest selling points. The timer shows a map of your mouth as you brush to make sure you don’t miss a spot, which would be helpful if it had more accurate tracking. The reminders and customizable aspects make up for this though. At least for me personally. The app is very stable and updated regularly.
This review is from Philips Sonicare - DiamondClean Smart 9300 Rechargeable Toothbrush - Black
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 4 out of 5 stars
Hi-Tech in a Toothbrush
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Posted . Owned for 3 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
I have used electric toothbrushes for many years, but never anything like this! The vibration intensity is much greater than I have experienced with any other electric toothbrush. However, the really interesting part of this is the connection to a phone or tablet. I never realized that I was not brushing teeth correctly, prior to using this app. It quickly told me I was applying too much pressure and scrubbing my teeth, instead of brushing as I was supposed to. The app shows exactly which part of the teeth to brush, then shows how long to do it, and when to change to another group of teeth. Upon completion of the 2 minute brushing cycle, it even evaluates how well the job was done. It also encourages flossing, and asks at the end if flossing was done.
I never thought I would like an iPhone app that told me when to brush, where to brush, how hard to brush, how long to brush each section, etc. But after using this for a couple of weeks, I find I really like it. The "charging stand" for this is also interesting. It is a base with a glass sitting in it, so when the handle or the phone app tells me it is time to recharge, it's as simple as dropping the whole toothbrush into a glass. I'm not sure how long it takes to charge, but it does the job overnight. Then each charge lasts a couple of weeks with normal daily use. It's convenient, it's easy to use properly and keep charged correctly. Although it is clearly the most expensive toothbrush I have ever purchased, all-in-all I feel that it is a good buy.
This review is from Philips Sonicare - DiamondClean Smart 9300 Rechargeable Toothbrush - Black
I would recommend this to a friend
Rated 5 out of 5 stars
Excellent Toothbrush
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
The brushes are great! It comes with three different ones as for your need. The brush handle itself it's magnificent easy to clean and to recharge. It comes with a travel case that it's brilliant when you travel around, even if it's a road trip. The app to monitor your brushing its tricky but great. For me it's an excellent product. Highly Recommend.
This review is from Philips Sonicare - DiamondClean Smart 9300 Rechargeable Toothbrush - Black
I would recommend this to a friend
Cons mentioned:
Price
Rated 5 out of 5 stars
Wonderful Hi-Tech Toothbrush
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
I gave this as a present to my son, then from all his good review, I bought another one for my husband. They walk around using it several times a day and say it is the best toothbrush all around. Nice to have it recharge in the glass as well. (Still a little pricey).
This review is from Philips Sonicare - DiamondClean Smart 9300 Rechargeable Toothbrush - Gray
I would recommend this to a friend
Pros mentioned:
Cleaning
Rated 4 out of 5 stars
Returned it, but still really great experience
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
I honestly couldn't justify spending $300+ dollars on a toothbrush, so I returned it. If it was a bit more affordable, I would spend the money in a heart beat. The experience was wonderful for the most part. Only gripe I have is it is kind of loud. However, that is because it cleans your teeth really well; so of course it's going to be a bit loud. I had also made the mistake of opening my mouth to see my teeth for a moment, and toothpaste went flying everywhere from the sheer speed of the brush. Just make sure your mouth is closed! (:
There is also an app that allows you to connect your brush to your phone via Bluetooth. For the non-tech folks out there; you can ignore that part. You don't have to connect it in order for it to work as intended!
This review is from Philips Sonicare - DiamondClean Smart 9300 Rechargeable Toothbrush - Rose Gold
I would recommend this to a friend
Pros mentioned:
Ease of use
Rated 5 out of 5 stars
Just get it
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
I'm not going to lie, paying $200 for a toothbrush is insane. However, I have been buying these Phillips toothbrushes for 10+ years now. It all started with me freaking out for not going to the dentist for years so they said I needed a deep cleaning. So after that and what I had to pay, I thought about time to invest. Ever since then, I haven't had any problems and I love this thing. I've gotten many family members to invest as well. They do break down over time and I've only owned 3 toothbrushes so they do last. I am excited about this new model to help me floss, rinse, and scrape my tongue. I don't care for watching the app as I brush but it makes sense for I thought, how does this thing no what I'm doing...I do question it telling me I didn't brush well and to repeat it again, however its minor and something that doesn't annoy me for again, its maybe 3 minutes of me brushing.
This review is from Philips Sonicare - DiamondClean Smart 9300 Rechargeable Toothbrush - Gray
I would recommend this to a friend
Pros mentioned:
Cleaning
Rated 5 out of 5 stars
Form and Function!
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
It’s just a toothbrush, but - wow - what a beautifully designed toothbrush it is! I purchased the black model which features gold and silver accents and a soft-touch finish. My only criticism of the design is the included case. The hinge looks poorly made and I fear it will break in time while the exterior finish is somewhat sticky/tacky and seems to collect a lot of dust. Functionally, the toothbrush is superb and I believe it’s performing better than my old Sonicare FlexCare. Which is to say that it cleans teeth like a champ (verified by my dentist). This is an expensive toothbrush, but if you care about industrial design and/or want the best clean Sonicare currently offers, make the investment. Your teeth will thank you.
This review is from Philips Sonicare - DiamondClean Smart 9300 Rechargeable Toothbrush - Black
I would recommend this to a friend
Pros mentioned:
Cleaning
Rated 5 out of 5 stars
Is the reason I have had very few teeth/gum issues
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Posted . Owned for 1.5 years when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Older guy here. Have been using this or or older products for most of my adult life. Dentist says my teeth and gums are in great shape, especially for my age. I also always have very little tarter build up. He attributes that to regular and thorough brushing. I credit this device fully for the thorough brushing. When you are old you will be glad you used this product.
This review is from Philips Sonicare - DiamondClean Smart 9300 Rechargeable Toothbrush - Black
I would recommend this to a friend
Pros mentioned:
Ease of use
Cons mentioned:
Price
Rated 5 out of 5 stars
Great toothbrush and app.
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Posted . Owned for 1 week when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Toothbrush is extremely good and easy to use. The Sonicare app is great too and user friendly! I’d recommend this item any day. The only con is the $199 price tag.
This review is from Philips Sonicare - DiamondClean Smart 9300 Rechargeable Toothbrush - Black
I would recommend this to a friend
Pros mentioned:
Cleaning
Cons mentioned:
Price
Rated 5 out of 5 stars
Excellent all around toothbrush
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Posted . Owned for 3 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
The Philips Sonicare Diamond Clean 9300 rechargeable toothbrush is pricy but in my opinion is worth the money. The toothbrush does an excellent job in all of the cleaning modes. I've used other competitor brands and they don't do as good of a job. I've owned the previous version of the 9300 and it lasted a little over 5 years (replacement heads were replaced as needed).
This review is from Philips Sonicare - DiamondClean Smart 9300 Rechargeable Toothbrush - Rose Gold
I would recommend this to a friend
Rated 5 out of 5 stars
Best. Brush. Ever
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
This was a replacement brush from the dinosaur toothbrush my ex gave me. Yeah she gave me a toothbrush??? Anyways, this prompted me to find a better electric toothbrush and I did. Sonic Care allows you to follow your daily brushing techniques and coaches you on better brushing patterns. They give you two additional brushes to the regular clean brush head. Come with a nice case for traveling. Recommend using Sensodyne toothpaste.
This review is from Philips Sonicare - DiamondClean Smart 9300 Rechargeable Toothbrush - Black
I would recommend this to a friend
Pros mentioned:
Overall performance
Cons mentioned:
Price
Rated 5 out of 5 stars
Great Toothbrush!
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Posted . Owned for 3 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Great toothbrush! I mean, not much to say here. It's a bit expensive. But, if you can afford it, it is significantly better than cheaper versions of the Sonniccare. So, I do recommend.
This review is from Philips Sonicare - DiamondClean Smart 9300 Rechargeable Toothbrush - Rose Gold
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 4 out of 5 stars
Teeth feel so clean!
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Posted . Owned for 5 months when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
My daughter's old Sonicare stopped working after year so we picked this one up as a replacement. So far we have had no problems with this new toothbrush! The charge lasts for around a week. I like that the low battery lights up when it's time for a charge and the brush also alerts you when it's time for a new toothbrush head. The app was fun for the first couple days, it was cool to see how clean each area of the mouth was. Her friends liked the toothbrush so much, they got their own for Christmas this year!
This review is from Philips Sonicare - DiamondClean Smart 9300 Rechargeable Toothbrush - Rose Gold
I would recommend this to a friend
Rated 5 out of 5 stars
Best toothbrush Ever!!
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Posted . Owned for 3 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
This toothbrush not only gives you different brushing types, you can track how effective you are brushing with the Sonicare app. The app tells you if you are brushing too hard or too light and where you need to spend more time. It tracks your brush head life cycle and you can order brush heads from the app. You can personalize gum care, teeth whitening etc. a true smart tooth brush.
This review is from Philips Sonicare - DiamondClean Smart 9300 Rechargeable Toothbrush - Gray
I would recommend this to a friend
Pros mentioned:
Cleaning
Rated 4 out of 5 stars
Fantastic
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
This is a REALLY good toothbrush! Every time you brush it leaves your teeth feeling like the dentist cleaned them! Teeth are also visibly whiter, very nice improvement to my dental care. The app is super helpful as a guide when brushing because it lets you know what you missed while brushing. The only downside is it gets a little messy depending on angles.
This review is from Philips Sonicare - DiamondClean Smart 9300 Rechargeable Toothbrush - Rose Gold
I would recommend this to a friend
Rated 5 out of 5 stars
Definite upgrade
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
Upgraded from a diamondclean to the newer model and for the little extra dough it works wonders! Comes with three toothbrush heads to help with different areas of oral health (gums, whitening, plaque buildup) it’s easy to sync to the app. You literally open the app and turn on the toothbrush, pretty dang easy! Plan on buying another, the teeth whitening part of these toothbrushes makes it worth it for the price alone
This review is from Philips Sonicare - DiamondClean Smart 9300 Rechargeable Toothbrush - Gray
I would recommend this to a friend
Pros mentioned:
Battery life, Cleaning
Rated 5 out of 5 stars
Sonicare is the best.
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
Excellent toothbrush. If you have sensitive gums it works great. Cleans in between the teeth and gum line well. My dentist recommended it years ago and I have never looked back. They last from 2-3 years and I brush a lot. Some may last longer. The brush heads are easy to find at most stores and online. Change every 2-3 months.
This review is from Philips Sonicare - DiamondClean Smart 9300 Rechargeable Toothbrush - Black
I would recommend this to a friend
Rated 5 out of 5 stars
Great Product
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This reviewer received promo considerations or sweepstakes entry for writing a review.
The difference between this and a regular toothbrush is unreal. Make sure you buy the extended warranty from Best Buy. This was a replacement under the warranty. Other one stopped charging after two years. Within 10 minutes of walking into best buy they gave me a new one free of charge and let me purchase a new warranty for the replacement.
This review is from Philips Sonicare - DiamondClean Smart 9300 Rechargeable Toothbrush - Black