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Philips Sonicare C3 Premium Plaque DefenceStandard sonic toothbrush heads

Our deepest cleaning brush head

Get a clean as unique as your smile. Our C3 Premium Plaque Defence adapts to the contours of your teeth and gums thanks to soft, flexing sides that give you 4 x more surface contact than a regular brush head** for a comfortable, deep clean.

See all benefits
Philips Sonicare #11 icon badge DP recommendation

No. 1 Dental professional reccomended sonic toothbrush brand worldwide1

Up to 10 x more plaque removal* for great results

Our deepest cleaning brush head

  • 5-pack

  • Standard size

  • Click-on

  • BrushSync mode pairing

Up to 10 x more plaque removal than a manual toothbrush

Up to 10 x more plaque removal than a manual toothbrush

Thanks to its flexible design, it removes up to 10x more plaque from hard-to-reach areas* for a truly deep clean along the gum line and between teeth.

Always know when to replace. Always get an effective clean.

Always know when to replace. Always get an effective clean.

Brush heads become less effective after 3 months' use, but with BrushSync™ you'll be reminded before this happens. Your smart toothbrush will track how often and how hard you brush and will notify you when it's time for a replacement. Don't have a smart Philips Sonicare toothbrush? Just monitor your blue replacement bristles — when they turn white you'll know it's time for a fresh brush head.

Automatically selects optimal mode for ultimate results***

Automatically selects optimal mode for ultimate results***

You'll always get the best possible clean with our BrushSync™ mode-pairing feature*. The Philips Sonicare C3 Premium Plaque Defence brush head syncs with your BrushSync™ enabled Philips Sonicare toothbrush handle****, selecting the optimal brushing mode and intensity level for exceptional cleaning. All you need to do is start brushing.

Technical specifications

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

4.6

of 5


391

Reviews

94%

recommend this product


27/09/2026

United Kingdom

United Kingdom

Oh THATS what my teeth are supposed to look like!

The grey lines in the crevices of the tops of my teeth have completely gone after 1 month! And, my poor wisdom teeth right at the back had been completely grey for years ( I have used an electric brush all my adult life), they too are now actually lightening significantly and starting to look like healthy teeth again. I really questioned whether the investment was worth it at first but hands down this is the best toothbrush (Sonicare HX991R 260123 1A) and brush head (C3) combo I’ve ever used. Real results, really quickly.

This review was made for Premium Plaque Defence HX9044/87 4 pack brush heads

Date of Use 2026-08-27

This review was made for Premium Plaque Defence HX9044/87 4 pack brush heads

Date of Use 2026-08-27

28/04/2025

United Kingdom

United Kingdom

Great toothbrush heada

These were replacements for my Phillips electric toothbrush, they last a really long time meaning great value for money. I certainly feel the difference since I’ve started to use this toothbrush and my teeth are cleaner and less stained. Highly recommended.

Pros

Fantastic performance

Cons

None

Yes, I recommend this product

This review was made for Premium Plaque Defence HX9042/88 2-pack brush heads

Date of Use 2024-10-28

Yes, I recommend this product

This review was made for Premium Plaque Defence HX9042/88 2-pack brush heads

Date of Use 2024-10-28

20/04/2025

United Kingdom

United Kingdom

Superior clean brush heads

These brush heads are great. I tested these in place of my usual brush heads and I could definitely see and feel a difference. The power tip really gets into those hard to reach areas whilst still being soft enough on the gums

Pros

Quality, power tip, easy to use

Cons

None

Yes, I recommend this product

This review was made for Premium Plaque Defence HX9042/88 2-pack brush heads

Date of Use 2024-03-20

Yes, I recommend this product

This review was made for Premium Plaque Defence HX9042/88 2-pack brush heads

Date of Use 2024-03-20

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Disclaimers
  1. Based on a study of over 2600 dental professionals (dentists and hygienists) conducted in the United States, Canada, China, France, Germany, Italy, Japan, Korea, the Netherlands, Switzerland, Spain, Sweden and the United Kingdom in 2023-2024. 

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

  2. than a DiamondClean brush head

  3. BrushSync™ mode pairing is only compatible with Philips Sonicare BrushSync™-enabled toothbrush handles

  4. Mass balance basis

  5. Where facilities exist/separate plastic from paper