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PHILIPS

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

Category: Health & Personal Care ASIN: B09B2M7J58 In the catalogue since

Philips Sonicare DiamondClean Smart 9400 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 4 Cleaning Modes and 3 Intensity Levels, White, Model HX9917/88
Current price £399.99 Retrieved on 15/11/2026 · prices subject to change Free delivery with Prime · In stock
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Compare with 8 alternatives ↓ Buying guide: Best UK Electric Toothbrushes 2026: Oral-B vs Philips Sonicare →

Product features

  1. Advanced sonic toothbrush for improved oral health: with the same brushing behaviour, it is up to 20 times more effective¹ and ensures up to 15 times healthier gums²
  2. Personalize your toothbrushing experience with this innovative adult electric toothbrush: choose from 4 brushing modes and 3 intensity levels to achieve your oral hygiene goals
  3. REAL TIME REAL TIME RESULTING The light ring at the end of the handpiece will flash when you apply too much pressure. So you can reduce pressure and protect your teeth and gums
  4. Personalised instructions: connect your toothbrush to the Philips Sonicare app and receive personalised cleaning instructions to maintain and improve your brushing habits
  5. The most recommended sonic toothbrush brand worldwide³: Benefit from Philips expertise to optimally care for teeth and gums
  6. The set contains: 1 x DiamondClean Smart 9400 electric sonic toothbrush, 1 x A3 premium all-in-one brush head, 1 x G3 premium gum care brush head, 1 x charging glass, 1 x USB travel charging case

Specifications

Type
Personal Care Appliances
Format
Personal Care
Model
HX9917/88
Language
English