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Philips Sonicare DiamondClean 9400 Electric Toothbrush, Black
Philips Sonicare DiamondClean 9400 Electric Toothbrush, BlackPhilips Sonicare DiamondClean 9400 Electric Toothbrush, BlackPhilips Sonicare DiamondClean 9400 Electric Toothbrush, BlackPhilips Sonicare DiamondClean 9400 Electric Toothbrush, BlackPhilips Sonicare DiamondClean 9400 Electric Toothbrush, BlackPhilips Sonicare DiamondClean 9400 Electric Toothbrush, BlackPhilips Sonicare DiamondClean 9400 Electric Toothbrush, BlackPhilips Sonicare DiamondClean 9400 Electric Toothbrush, BlackPhilips Sonicare DiamondClean 9400 Electric Toothbrush, BlackPhilips Sonicare DiamondClean 9400 Electric Toothbrush, Black

Philips Sonicare DiamondClean 9400 Electric Toothbrush, Black

Based on daily updated popularity, prices and relevancy data.

Philips Sonicare DiamondClean Smart 9400 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 4 Brushing Modes and 3 Intensity Levels, Black, Model HX9917/89 optionPhilips Sonicare DiamondClean Smart 9400 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 4 Brushing Modes and 3 Intensity Levels, Black, Model HX9917/89
Philips Sonicare DiamondClean Smart 9400 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 4 Brushing Modes and 3 Intensity Levels, White, Model HX9917/88 optionPhilips Sonicare DiamondClean Smart 9400 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 4 Brushing Modes and 3 Intensity Levels, White, Model HX9917/88
Philips Sonicare DiamondClean Smart 9400 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 4 Brushing Modes and 3 Intensity Levels, Black, Model HX9918/89 optionPhilips Sonicare DiamondClean Smart 9400 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 4 Brushing Modes and 3 Intensity Levels, Black, Model HX9918/89

About this Product

Quick overview of the standout features of this product

  • Up to 20x more effective for plaque removal and 15x healthier gums
  • Choose from 4 modes and 3 intensity levels for personalised care
  • Light ring flashes to help protect teeth and gums from excess pressure
  • Connects to Philips Sonicare app for personalised brushing advice
  • Includes brush heads, charging glass, travel case, and UK 2-pin bathroom plugSee more on Amazon
Brushing Modes
Brush Head Compatibility
Battery Life

Most important from
354 reviews

Brushing Modes
Multiple cleaning modes and intensity levels allow for a tailored brushing routine to suit individual needs.
Brush Head Compatibility
Supplied with a year's worth of brush heads, reducing immediate additional expenses and enhancing value.
Battery Life
Battery life easily lasts around two weeks, making it convenient for regular use without frequent charging.
Smart Features
App connectivity provides useful progress tracking, though some find it less essential and occasionally gimmicky.
Pressure Sensor
Smart pressure sensors and real-time alerts prevent overbrushing, ensuring gentle care for gums.