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Philips Sonicare HX6921

Philips Sonicare HX6921
alaAverage 4.7

110 reviews

Mar, 2017

alaTest has collected and analyzed 110 reviews of Philips Sonicare HX6921. The average rating for this product is 4.7/5, compared to an average rating of 4.4/5 for other Dental Care for all reviews. People are impressed by the size and design. The usability and price also get good comments, but some have doubts about the reliability.

price, usability, design, size


On average, users rate this product 94/100.

Review analysis

(Based on 110 reviews)

User Reviews  

Showing 109 review(s)

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Showing 1 - 10 of 109 Show Reviews: in English | in other languages (1)

Consumer review by: MrPrefect (

Excellent Product


I had an electric toothbrush that lasted almost ten years, which was the same brand. It still worked but would hold a charge long enough to stay running even thirty seconds. I was very impressed with this brand and after research on the current options...

Feb, 2016

Consumer review by: McGreggers (

Great Buy


My dentist recommended a Sonicare device to help target hard to reach areas that are neglected by conventional brushing. You can really FEEL the difference after brushing...that fresh from the dentist smoothness. The different settings really make for...

Feb, 2016

Consumer review by: LeeW (

Excellent, just what I needed.


I occasionally have mouth sores due to medications. Being able to adjust the toothbrush accordingly is a blessing for me. I am extremely pleased with this item.

Jan, 2016

Consumer review by: Fracture (

The cost of item was excessive.


Will find out if the cost of the item was worth the over all health improvement of my teeth. Also how long the item last and care of which the item will need to last. again I find the cost excessive.

Jan, 2016

Consumer review by: Rabbit (

Clean teeth


Bought this as a replacement for one I got at Costco. It died this one hasn't. Got the protection plan just incase.

Jan, 2016

Consumer review by: Sliver19 (

Great Christmas Gift


I gave this toothbrush to my sister as a christmas gift. She absolutely loves it and never wants to use a manual brush again.

Jan, 2016

Consumer review by: MFLaw (

Overall terrific product


Again, a great product. The only reason that I did not give it a max of 5 stars is because the "other" settings/speeds do not seem to be that different from the base setting.

Jan, 2016

Consumer review by: Ausberley (



Dentist recommended this to me for my periodontal disease. LOVE IT!!!

Dec, 2015

Consumer review by: Mrmarcus7 (

Why use anything else?


I pondered over this thing in the store for almost an hour trying to justify the price even with it being on sale! But I'm glad I did I will never use a regular toothbrush again this thing is amazing the feeling of clean is that of a dentist cleaning...

Dec, 2015

Consumer review by: cwysn (

What More Could You Need?


This toothbrush has changed my life. I never thought I would say that. It gets my teeth SO clean every single time. It holds a charge for a very long time so I don't need to have it sitting on the charging dock on my sink and clutter it up. My husband...

Dec, 2015

Product Specifications


Irrigator: No

Packaging Content

Charger: Yes
Flosser included: No
Number of handles included:1

Technical Details

Gum Care modes:Y
Handle(s) features:Ergonomic
Integrated timer: Yes
Massage modes:Y
Number of teeth brushing modes:5
Refresh modes:Y
Sensitive modes:Y