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  • Complete gum care
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  • Complete gum care
  • Complete gum care
  • Complete gum care
  • Complete gum care
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  • Complete gum care
  • Complete gum care
  • Complete gum care

Discontinued

Philips Sonicare FlexCare+Sonic electric toothbrush

HX6921/04

4.2
| (297) Reviews | 82% recommend this product
Complete gum care
Combining our sonic technology and 5 brushing modes, FlexCare+ electric toothbrush is your solution for complete gum care. Now you can improve your gum health after just 2 weeks of use.
See all benefits
Philips Sonicare #11 icon badge DP recommendation

#1 Dental Professional recommended sonic toothbrush brand worldwide

Toothbrush for gentle, yet effective cleaning of teeth and gums

Complete gum care

  • 5 modes

  • 1 brush head

Philips Sonicare technology helps brighten your smile

Philips Sonicare technology helps brighten your smile

Naturally whiten teeth with our unique sonic technology. This brush head helps to remove everyday stains from food and drink so you can gently brighten your smile each time you brush.

Our unique technology brings you a powerful yet gentle clean

Our unique technology brings you a powerful yet gentle clean

Powerful sonic vibrations whip up your toothpaste into plaque fighting bubbles, and drive them deep between your teeth and along your gum line. At the same time your teeth will experience 62,000 gentle but effective brush movements. You'll get a month's worth of manual brushing in just 2 minutes.

Choose from 5 modes

Choose from 5 modes

Tailor your gum care with FlexCare+. Boost your clean with 5 modes including Clean – for an outstanding all-round clean, Sensitive – for gentle yet thorough gum cleaning, Refresh – to quickly freshen up in 1 minute, Massage – for an invigorating massage and Gum Care – to stimulate gums and improve gum health.

Technical Specifications

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Parts & Accessories

Reviews

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Customer opinions in the form of product and star ratings are useful for all customers. They allow you to learn more about the product and help you make a purchase decision. Any customer who has purchased a product online or in store can submit a review

4.2

of 5

297

Reviews

82%

recommend this product

25/07/2022

US

US

Verified buyer

Replacement brush

Works perfectly! A lot more hygienic than the older, screw-on type which I did not care for.

Pros

Easy on/off

Cons

None

Yes, I recommend this product

This review was made for FlexCare+ HX6921/04 Sonic electric toothbrush

Yes, I recommend this product

This review was made for FlexCare+ HX6921/04 Sonic electric toothbrush

15/01/2021

US

US

Wonderful

This is awesome when my husband went in for one of his cleaning, after using this new toothbrush, they said that his gums looked so much better.

Pros

it works great

Yes, I recommend this product

This review was made for FlexCare+ HX6921/04 Sonic electric toothbrush

Yes, I recommend this product

This review was made for FlexCare+ HX6921/04 Sonic electric toothbrush

12/08/2020

US

US

Verified buyer

Excellent quality and results

This is my 4th Sonicare electric toothbrush purchase over several years for myself and as gifts. Well made, EXCEPTIONAL customer service.

Pros

Excellent results; great customer service

Cons

Brush heads are expensive

Yes, I recommend this product

This review was made for FlexCare+ HX6921/04 Sonic electric toothbrush

Yes, I recommend this product

This review was made for FlexCare+ HX6921/04 Sonic electric toothbrush

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Disclaimers

  1. Removes up to 7x more plaque vs. a manual toothbrush

  2. based on two periods of two-minute brushings per day, on clean mode