---
product_id: 616333317
title: "DiamondClean Smart Electric, Rechargeable Toothbrush for Complete Oral Care – 9300 Series, Black, HX9903/15"
brand: "philips sonicare"
price: "€ 544.19"
currency: EUR
in_stock: true
reviews_count: 5
category: "Philips Sonicare"
url: https://www.desertcart.ie/products/616333317-diamondclean-smart-electric-rechargeable-toothbrush-for-complete-oral-care-9300
store_origin: IE
region: Ireland
---

# 62,000 bristle movements/min App-connected personalized coaching 2-week battery life on a single charge DiamondClean Smart Electric, Rechargeable Toothbrush for Complete Oral Care – 9300 Series, Black, HX9903/15

**Brand:** philips sonicare
**Price:** € 544.19
**Availability:** ✅ In Stock

## Summary

> 🦷 Elevate your smile game with smart tech that cares as much as you do!

## Quick Answers

- **What is this?** DiamondClean Smart Electric, Rechargeable Toothbrush for Complete Oral Care – 9300 Series, Black, HX9903/15 by philips sonicare
- **How much does it cost?** € 544.19 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/616333317-diamondclean-smart-electric-rechargeable-toothbrush-for-complete-oral-care-9300)

## Best For

- philips sonicare enthusiasts

## Why This Product

- Trusted philips sonicare brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Smart Pressure Sensor:** Real-time light ring alerts you to ease up, protecting gums from over-brushing damage.
- • **Travel-Ready & Stylish:** Sleek black design with a charging glass and travel case keeps your smile fresh anywhere you go.
- • **20x Plaque Removal Power:** Clinically proven to remove up to 20x more plaque than manual brushing for a visibly cleaner smile.
- • **Customizable Brushing Modes:** Choose from 4 modes and 3 intensity levels tailored to your unique oral care needs.
- • **App-Driven Oral Care Coaching:** Get personalized feedback and reminders via the Philips Sonicare app to perfect your brushing habits.

## Overview

The Philips Sonicare DiamondClean Smart 9300 is a cutting-edge electric toothbrush delivering up to 20x more plaque removal and 15x healthier gums compared to manual brushing. Featuring 62,000 sonic movements per minute, customizable modes, a smart pressure sensor, and app connectivity for personalized coaching, it ensures a superior, mindful oral care routine. With a sleek design, travel case, and 2-week battery life, it’s the ultimate tool for professionals who demand both performance and style in their daily self-care.

## Description

Philips Sonicare DiamondClean Smart 9300 electric toothbrush provides complete and efficient oral care, removing up to 20x more plaque than a manual toothbrush, providing up to 15x healthier gums¹, and up to 100% less stains². High-performance brush heads let you focus on all areas of your oral health, while our Smart Sensor technology gives you personalized feedback and coaching. There are 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. There are also 3 intensity levels to choose from. The built-in Philips Sonicare light ring pressure sensor lets you know if you’re pressing too hard. Advanced Sonic Technology provides gentle yet effective cleaning, pulsing fluid between teeth and along the gumline with a cleaning power of 62,000 bristle movements per minute. By connecting to the Philips Sonicare app, you will be able to receive personalized brushing guidance to maintain and improve your brushing habits. The app lets you know when you’ve achieved a thorough clean, and coaches you to be a better, more mindful brusher. The innovative BrushSync™ technology will let you know when it’s time to change your brush head. Improve your brushing technique with QuadPacer, and reach your recommended brushing time of 2 minutes with SmarTimer. Philips Sonicare DiamondClean Smart 9300 works perfectly as a travel toothbrush thanks to a travel case. You can also top up the power at home with the iconic charging glass. With regular use, the battery will last up to two weeks on a single charge (based on two periods of two-minute brushings per day on standard mode). ¹ when used with A3 brush head vs. manual toothbrush. ² vs a manual toothbrush. In-vitro study, actual results may vary ³ based on a study of over 2,600 dental professionals (dentists and hygienists) conducted in the United States, Canada, Japan, China, Korea, Thailand, Germany, the United Kingdom, Switzerland, France, Belgium, Austria, Italy, Spain, Sweden in 2022-2023

Review: Desde la primer lavada sientes la diferencia
Review: Bought it for my husband and he loves it. The app feature is super cool and easy to work with. So nice to have a reminder to switch out the toothbrush heads too.

## 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

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Philips Sonicare |
| Country of Origin | China |
| Item model number | HX9903/15 |
| Product Dimensions | 11.1 x 17.4 x 25.2 cm; 1.05 kg |
| ASIN | B0CM426N2Y |

## Product Details

- **Age Range (Description):** Adult
- **Brand:** Philips Sonicare
- **Colour:** Black
- **Item Firmness Description:** Medium
- **Material Feature:** Reusable
- **Net Quantity:** 1 Count
- **Number of Items:** 1
- **Power Source:** Battery Powered
- **Special Feature:** Pressure Sensor
- **Toothbrush head shape:** Round

## Images

![DiamondClean Smart Electric, Rechargeable Toothbrush for Complete Oral Care – 9300 Series, Black, HX9903/15 - Image 1](https://m.media-amazon.com/images/I/61bUbhiBcdL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by P***A on 21 September 2025*

Desde la primer lavada sientes la diferencia

### ⭐⭐⭐⭐⭐ Review
*by M***R on 3 February 2026*

Bought it for my husband and he loves it. The app feature is super cool and easy to work with. So nice to have a reminder to switch out the toothbrush heads too.

### ⭐⭐⭐ Review
*by D***M on 20 November 2024*

good

## Frequently Bought Together

- 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 Premium All-in-One (A3) Replacement Toothbrush Heads, HX9094/95, Smart Recognition, Black 4-pk
- Philips Sonicare Genuine C3 Premium Plaque Control Replacement Toothbrush Heads, 2 Brush Heads, Black, HX9042/95

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.ie/products/616333317-diamondclean-smart-electric-rechargeable-toothbrush-for-complete-oral-care-9300](https://www.desertcart.ie/products/616333317-diamondclean-smart-electric-rechargeable-toothbrush-for-complete-oral-care-9300)

---

*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-03-08*