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Philips Sonicare DiamondClean Smart 9300

Sonic electric toothbrush with app

Our best ever toothbrush, for complete oral care

The DiamondClean Smart is our best toothbrush, for complete care. Four high-performance brush heads let you focus on all areas of your oral health, and our Smart Sensor technology gives you personalized feedback and coaching.

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Our best ever toothbrush, for complete oral care

Feel confident, with 100% coverage

  • Personalized coaching
  • Smart brush head sensors
  • Smart brush head recognition
  • 4 modes, 3 intensities

Removes up to 10x more plaque* for a deep clean

Click on the C3 Premium Plaque Control brush head to experience our deepest clean. With soft flexible sides, the bristles contour to the shape of each tooth's surface to provide 4x more surface contact*** and remove up to 10x more plaque from hard-to-reach areas*.

Guides you to brush and highlights missed areas

The Philips Sonicare app lets you know when you've achieved a thorough clean, and coaches you to be a better, more mindful brusher.

Takes you back to any missed spots for 100% coverage

If you happen to miss a spot while brushing your teeth, your app's TouchUp feature will show you. You can then go back for a second pass, and be confident you are getting a complete clean, every time.

Start taking better care of your trouble areas

Alerts you if you're pressing too hard

Guides you to reduce your scrubbing

Brush heads automatically select the optimal settings

Make sure you're getting the most from your brush head

Choose from 4 modes and 3 intensity settings

Premium charging glass and travel case

Technical Specifications
  • Connectivity

    Bluetooth® wireless technology

    Connected brushing app

  • Power

    Voltage

    110-220 V

  • Removes up to 7x more plaque vs. a manual toothbrush
  • * as compared to a manual toothbrush with a leading whitening toothpaste
  • * compared to DiamondClean
  • *** in Gum Health mode vs a manual toothbrush at 2 weeks