Philips Sonicare Diamondclean Smart 9300 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 4 Brushing Modes and 3 Intensity Levels, Black, Model HX9903/15
Philips Sonicare Diamondclean Smart 9300 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 4 Brushing Modes and 3 Intensity Levels, Black, Model HX9903/15
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Philips Sonicare Diamondclean Smart 9300 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 4 Brushing Modes and 3 Intensity Levels, Black, Model HX9903/15

Philips Sonicare Diamondclean Smart 9300 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 4 Brushing Modes and 3 Intensity Levels, Black, Model HX9903/15Philips Sonicare DiamondClean Smart 9300 Electric Toothbrush Sonic Toothbrush App Pressure Sensor Brush Head Detection 4 Brushing Modes 3 Intensity LPhilips Sonicare DiamondClean Smart 9300 Electric Toothbrush Sonic Toothbrush App Pressure Sensor Brush Head Detection 4 Brushing Modes 3 Intensity LPhilips Sonicare DiamondClean Smart 9300 Electric Toothbrush Sonic Toothbrush App Pressure Sensor Brush Head Detection 4 Brushing Modes 3 Intensity LPhilips Sonicare DiamondClean Smart 9300 Electric Toothbrush Sonic Toothbrush App Pressure Sensor Brush Head Detection 4 Brushing Modes 3 Intensity LPhilips Sonicare DiamondClean Smart 9300 Rechargeable Electric Power Toothbrush White HX9903 05
Actual ColorBlack

Key item features

  • Advanced sonic toothbrush for improved oral health: up to 20x more plaque removal vs. a manual toothbrush, up to 15x healthier gums¹, and up to 100% less stains²
  • Personalize your brushing with this innovative electric toothbrush: choose from 4 brushing modes and 3 intensity levels to meet your oral healthcare goals
  • Real-time feedback: the light ring on the end of your handle will flash if you use too much pressure, reminding you to ease off the pressure and protect your teeth and gums
  • Personalized guidance: connect your toothbrush to the Philips Sonicare app and receive personalized brushing guidance to maintain and improve your brushing habits
  • #1 dental professional recommended sonic toothbrush brand worldwide³: benefit from Philips expertise to keep your teeth and gums in the best condition
Current price is Now $229.96
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was $249.99
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4.207461328480437 stars out of 5, based on 1100 seller reviews(4.2)
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Customer ratings & reviews

3.8 out of 5 stars
stars
173 ratings137 reviews
How item rating is calculated
  1. 5 stars65% (112)
  2. 4 stars9% (16)
  3. 3 stars6% (11)
  4. 2 stars5% (9)
  5. 1 star14% (25)

Reviews summary

Pros

  • : Provides a detailed cleaning experience.
  • : Does not cause damage or irritation during use.
  • : Lasts around 1-2 weeks on a single charge.
  • : Provides guided brushing and tracking features.

Neutral

  • : Can be compact and comfortable, but also loose or wiggly.
  • : Can be convenient, but also slow and unreliable.
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Showing 1-3 of 137 reviews

Jun 23, 2026
Dee-Dee 28
5 out of 5 stars review

Seller Verified Purchase

A toothbrush supports Periodontal Disaease

[This review was collected as part of a promotion.] The DiamondClean Smart 9300 has truly impressed me with its powerful cleaning performance. Its C3 replacement brush head removes plaque effectively and leaves no residue on my teeth. The adjustable cleaning modes are well designed and easy to use, making daily brushing simple and comfortable. Because I have been diagnosed with periodontal disease, this electric toothbrush has been a real benefit to my oral‑health routine. I highly recommend the DiamondClean Smart 9300 for anyone managing periodontal disease and seeking a deeper, more effective clean.

Review from philips.com
Helpful?1ERG8YU8HSC05372917551
Jun 20, 2026
Light Doctor
5 out of 5 stars review

Seller Verified Purchase

Model 9300 Diamond Clean Rates a 10+

[This review was collected as part of a promotion.] I have used a different Sonicare toothbrush model for about five years and decided to upgrade to the #9300 Diamond Clean model. I am very pleased and wish I had upgraded sooner! This Sonicare Model 9300 with the accompanying App work very well together. Through the App, I have been able to correct many of my old brushing habits where I was not brushing my teeth properly and holding my toothbrush correctly. The App and Sonicare working together is Amaxing! I highly recommend the Model 9300 Diamond Clean!

Review from philips.com
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May 11, 2026
Candaceangel83
5 out of 5 stars review

Seller Verified Purchase

It has improved my teeth on a per use basis

[This review was collected as part of a promotion.] It has been great in cleaning my teeth, whitening my teeth and also overall health of my teeth. Well worth the money for the device

Review from philips.com
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