Philips Sonicare is loved by Czechs! The DiamondClean Smart toothbrush is now on a great offer

  • Philips Sonicare DiamondClean Smart is a premium sonic toothbrush with app connectivity, a pressure sensor, and a charging travel case
  • Discounted from 6,999 to 4,899 CZK
  • According to the manufacturer, it removes up to twenty times more plaque than a manual toothbrush and lasts 14 days on a single charge

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Jakub Kárník
Jakub Kárník
19. 9. 2026 08:30
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An electric toothbrush is one of the few things where a higher price has a measurable impact on health – and DiamondClean is the series most frequently recommended by dentists. You can now buy the Philips Sonicare DiamondClean Smart for 4,899 CZK instead of 6,999 CZK, which is 2,100 CZK cheaper.

👍 Consider it if you’re switching from a manual toothbrush or want feedback on how you’re actually brushing your teeth.
🤔 Hesitate if you find the app unnecessary – without it, you’re essentially getting an ordinary sonic toothbrush for significantly more money.
💰 Price: 4,899 CZK including a charging travel case; however, account for ongoing costs for brush heads.

Sixty-two thousand strokes per minute

Sonic technology works differently from rotary toothbrushes: 62,000 strokes per minute not only clean by touch but also agitate saliva and paste so that bubbles penetrate between teeth and below the gumline. Philips states that this series provides up to twenty times more plaque removal compared to a manual toothbrush and up to fifteen times healthier gums.

However, according to reviewers, the most useful feature is the pressure sensor. Applying too much pressure while brushing is the most common mistake that damages gums long-term – this toothbrush lights up a ring at the base when you press too hard, and you simply ease off. The app also adds a 3D mouth map, which shows which areas you regularly miss, and a TouchUp function for re-cleaning. The Electric Teeth editorial team called this model one of the best toothbrushes they have ever tested.

There are several cleaning modes available – daily clean, whitening, gum care, deep clean, and tongue care – each with three intensities. The Easy-Start program is also practical, gradually increasing power during the first fourteen uses, making the transition from a manual toothbrush less unpleasant. Battery life is up to 14 days, and the package includes a charging travel case, so you only need to take one item on vacation.

What to prepare for

The most important item people underestimate: replacement brush heads. The manufacturer recommends replacing them approximately every three months, and original ones are not cheap – so factor them into your long-term costs, as they will exceed the cost of the toothbrush itself in a few years.

Second thing: the toothbrush is water-resistant, but not waterproof. Philips explicitly states in the manual that it should not be used in the shower or bath – you can, of course, rinse it under running water. Reviews also include minor criticism that the package lacks a brush head stand and a better grip on the handle.

And honestly about the “smart” part: reviewers agree that the app is most useful at the beginning, when you’re learning the correct technique, or when you want to check if children are brushing their teeth. After a few weeks, most people stop opening it – but the pressure sensor and timer continue to work even without the phone.

Do you use an electric toothbrush, or do you stick with a classic one?

Sources: Alza.cz, Electric Teeth, Philips

About the author

Jakub Kárník

Jakub is known for his endless curiosity and passion for the latest technologies. His love for mobile phones started with an iPhone 3G, but nowadays… More about the author

Jakub Kárník
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