Philips Sonicare DiamondClean 9300 Electric Toothbrush, 2 Brush Head, Black

Price: $249.99
(as of Sep 07, 2026 06:40:44 UTC – Details)

Enjoy complete care with the Philips Sonicare DiamondClean Smart Electric Toothbrush. Paired with the A3 Premium All-in-One electric toothbrush head featuring multi-angle bristles, it helps achieve up to 2000% more plaque removal¹, up to 1500% healthier gums², and whiter teeth.³ Its smart, app-connected technology delivers a personalized experience every time you brush.

The Philips electric toothbrush cleans gently yet effectively and cares for your teeth and gums with up to 62,000 bristle movements per minute. Sonicare Fluid Action supports the bristles to clean by driving fluid deep between teeth and along the gumline. A light ring gently lets you know if you’re overdoing the pressure.

This Philips toothbrush features 4 brushing modes: Clean mode for daily cleaning, White+ for stain removal, Gum Health for gentle but effective cleaning of the gums, and Deep Clean+ for a refreshing, thorough clean. You can also choose from 3 intensity levels.

Achieve your oral health care goals with the Sonicare toothbrush and app. Benefit from guided brushing, tips and tricks, and content personalized to you. Together, you are unstoppable.

Did you know that brush heads become less effective after three months? The replacement reminder tracks how often and how hard you brush, then reminds you to replace your brush head once it’s time for a new one.

Experience up to 14 days of regular brushing on a full charge, bringing a new level of convenience to your daily routine. Top up the battery with the iconic charging glass. The included travel case makes it a perfect choice when looking for a travel electric toothbrush.

¹ vs. a manual toothbrush.
² when used with A3 brush head vs. manual toothbrush.
³ vs. a manual toothbrush. In a lab study, individual results may vary.
⁴ except for Philips One.
Batteries ‏ : ‎ 1 Lithium Ion batteries required. (included)
Product Dimensions ‏ : ‎ 11.1 x 17.4 x 25.2 cm; 1.05 kg
Date First Available ‏ : ‎ Dec 13 2023
Manufacturer ‏ : ‎ Philips Sonicare
ASIN ‏ : ‎ B0CM426N2Y
Item model number ‏ : ‎ HX9903/15
Country of origin ‏ : ‎ Indonesia
Best Sellers Rank: #6,315 in Beauty & Personal Care (See Top 100 in Beauty & Personal Care) #16 in Sonic Power Toothbrushes
Customer Reviews: 4.4 4.4 out of 5 stars (1,173) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });

A3 Premium All-in-One brush head with multi-angle bristles removes up to 2000% more plaque than a manual toothbrush; achieve up to 1500% healthier gums in six weeks² and up to 100% more stain removal³
Gentle yet effective clean with up to 62,000 bristle movements per minute; Sonicare Fluid Action supports the bristles to clean by driving fluid deep between teeth and along the gumline
This electric toothbrush for adults has a light ring at its base that gently lets you know if you’re overdoing the pressure; simply ease off when it lights up to help your gums stay protected
Enhance your oral care routine with 12 brushing settings; select from 4 modes − Clean, White+, Gum Health, and Deep Clean+ − and adjust to one of three intensity levels for a personalized clean
Achieve your oral health care goals with the Sonicare toothbrush and app: the two pair seamlessly to deliver guided brushing, tips and tricks, and content personalized to you
Brush head replacement reminder tracks how often and how hard you brush, then reminds you to replace your brush head once it’s time; dental professionals recommend changing your brush head regularly
Rechargeable toothbrush providing up to 14 days of regular brushing on a full charge; with the included travel case, you can keep your toothbrush protected while on the go
The set includes: 1x DiamondClean Smart 9300 sonic electric toothbrush, 1x A3 Premium All-in-One & 1x C3 Premium Plaque Control brush heads and more – see the “what’s in the box” section