DiamondClean Smart,
silver electric toothbrush,
for complete oral care

Name: Sonic electric toothbrush with app
Brand: Sonicare
SKU: HX9924/44
Price: 360.0 GBP
Availability: InStock
Rating: 4.6818 (44 reviews)

Select from our 3 editions

DiamondClean Smart,
our best ever toothbrush,
for complete oral care

DiamondClean Smart

Select from our 3 editions

DiamondClean Smart - Premium
Lunar Blue

DiamondClean Smart
Cashmere Grey

DiamondClean Smart
Black

Lunar Blue

Cashmere Grey

Black

Sonicare DiamondClean Smart
with app

HX9924/44

Reviews

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Suggested retail price: £360.00

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Sensors and app help you perfect your technique, and get a complete clean.

Premium brush heads give you exceptional oral health results.

5 modes and 3 intensities let you focus on each aspect of your oral health.

Sonicare's Premium brush heads automatically select optimal mode and intensity.

NEW! Brush head reordering service automatically orders brush heads for you.

Stylish charging glass and deluxe travel case for charging on the go.

Four High Performance
Premium Brush Heads

You'll not only get our best toothbrush, you'll also get our best performing brush heads that give you;

Up to 10 times more

plaque removal*

Up to 7 times healthier

gums in just 2 weeks*

Whiter teeth in just 3 days*

Long-lasting fresh breath

* than a manual toothbrush

** than a manual toothbrush, and with a leading whitening toothpaste

What makes this the world's most intelligent toothbrush?

The DiamondClean Smart has some handy sidekicks—its connected app and smart sensor suite. They work together to give you confidence in your oral care.

Our smart sensors take the guesswork out of brushing. Real-time feedback helps get your brushing technique to 100%.

The location sensor tracks your coverage, so you can see exactly where you've brushed, and where you've missed. That way you can get 100% coverage, 100% of the time.

Feature 3 - Brush head delivery automatically

Brush head reordering service automatically orders new brush heads for you - powered by Sonicare's BrushSync technology, tracking your brush head's actual usage.

Smart Brush Head Recognition

This toothbrush knows the optimal mode and intensity setting for each brush head.

So if you click on Premium Gum Care, for example, it automatically selects the best settings to gently yet effectivly clean your gums.

New brush heads delivery feature on the app

New! Brush heads delivered to your door, right when you need them

Never run out of brush heads, again.

Brush head reordering service automatically orders new brush heads for you, only when you need them, based on your actual brushing usage. Sonicare’s BrushSync technology ensures you get the most out of every brush head.

Setup is simple, download the Sonicare App and subscribe now.

Premium accessories mean it's not just your smile that will look good

Simply place your toothbrush into the sleek glass holder, and it instantly starts charging.

Our deluxe travel case doubles as a charger.

Still not convinced
this is the one for you?

We have a range of toothbrushes for a range of needs.

See our range of electric toothbrushes

Sonicare DiamondClean Smart Sonic electric toothbrush with app

HX9924/44

Overall rating 4.7/ 5

(44)

Philips shop price

£360.00 *

Specifications

Modes

Modes
Clean	For exceptional everyday cleaning
White+	To remove surface stains
Deep Clean+	For an invigorating deep clean
Gum Health	Special attention to molars
TongueCare+	For long-lasting clean breath
3 intensities	High Medium Low

Items included

Items included
Handle	1 DiamondClean Smart
Brush heads	1 C3 Premium Plaque Control 1 G3 Premium Gum Care 1 W3 Premium White 1 TongueCare+ tongue brush
Glass charger	1
Travel case	USB charging travel case
Antibacterial tongue spray	2 oz

BrushSync Mode Pairing

BrushSync Mode Pairing
C3 Premium Plaque Control	Pairs with Clean mode
G3 Premium Gum Care brush head	Pairs with Gum Health mode
W3 Premium White brush head	Pairs with White+ mode
TongueCare+ tongue brush	Pairs with TongueCare mode

Connectivity

Connectivity
Bluetooth® wireless technology	Connected brushing app

Compatibility

Compatibility
Android compatibility	Android phones Bluetooth 4.0-enabled tablets
iOS compatibility	iPad 3rd Gen or higher iPhone 4S or higher with iOS7 or higher

Design and finishing

Design and finishing
Colour	Silver

Cleaning performance

Cleaning performance
Speed	Up to 62,000 brush movements/min
Performance	Removes up to 10 x more plaque*
Health benefits	Up to 7 x healthier gums****
Whitening benefits	Up to 100% less stains*****
Pressure feedback	Ring lights up in purple Vibrates handle to alert user
TouchUp	Ensures 100% coverage
Timer	BrushPacer and Smart-timer

Smart sensor technology

Smart sensor technology
Pressure sensor	Alerts when brushing too hard
Location sensor	Tracks and improves coverage
Scrubbing sensor	Guides to reduce scrubbing
3D mouth map	Highlights trouble areas
TouchUp	To address missed spots

Ingredients

Ingredients
Tongue Spray Ingredients	Aqua, Propylene Glycerol PEG-40 Hydrogenated Castor Oil Aroma, Zinc Gluconate PEG-12 Dimethicone Cetylpyridinium Chloride Eucalyptus, Citriodora Oil Thymol, Sodium Saccharin Limonene, Cl42090

Ease of use

Ease of use
Handle compatibility	Easy click-on brush heads
Brush head recognition	Syncs with optimal mode
Replacement reminder	To always ensure best results reminder icon lights up
Battery indicator	Illuminated icon indicates battery life
Handle	Slim ergonomic design
Display	Illuminated display

Technical specifications

Technical specifications
Battery	Rechargeable
Battery type	Lithium ION
Operating time (full to empty)	14 days******

Power

Power
Voltage	110-220 V

Service

Service
Warranty	2-year limited warranty

Manuals and Documentation

User manual PDF file, 6.5 MB, published 27 June 2017
Leaflet Version:16.0.1, PDF file, 1.1 MB, published 29 July 2019
Declaration of Conformity PDF file, 960.6 kB, published 28 February 2018
Declaration of Conformity PDF file, 960.6 kB, published 25 July 2019
Eco passport PDF file, 960.6 kB, published 28 December 2018

Frequently Asked Questions

Other questions (33)

Troubleshooting

Device(1)

My Philips Sonicare brush head falls off my toothbrush handle

Noise(1)

My Philips Sonicare toothbrush makes a loud noise

Vibration(2)

Power/ Charging / Battery life(4)

Apps(3)

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DiamondClean Smart,
silver electric toothbrush,
for complete oral care

Select from our 3 editions

DiamondClean Smart,
our best ever toothbrush,
for complete oral care

DiamondClean Smart

Select from our 3 editions

DiamondClean Smart - Premium
Lunar Blue

DiamondClean Smart
Cashmere Grey

DiamondClean Smart
Black

Lunar Blue

Cashmere Grey

Black

Sonicare DiamondClean Smart
with app

Reviews

This product qualifies for VAT relief

Four High Performance
Premium Brush Heads

What makes this the world's most intelligent toothbrush?

Smart Brush Head Recognition

New! Brush heads delivered to your door, right when you need them

Premium accessories mean it's not just your smile that will look good

Still not convinced
this is the one for you?

Sonicare DiamondClean Smart Sonic electric toothbrush with app

Specifications

Contact us

Payment

Help with your online order

DiamondClean Smart, silver electric toothbrush, for complete oral care

Select from our 3 editions

DiamondClean Smart, our best ever toothbrush, for complete oral care

DiamondClean Smart

Select from our 3 editions

DiamondClean Smart - Premium Lunar Blue

DiamondClean Smart Cashmere Grey

DiamondClean Smart Black

Lunar Blue

Cashmere Grey

Black

Sonicare DiamondClean Smart with app

Reviews

This product qualifies for VAT relief

Four High Performance Premium Brush Heads

What makes this the world's most intelligent toothbrush?

Smart Brush Head Recognition

New! Brush heads delivered to your door, right when you need them

Premium accessories mean it's not just your smile that will look good

Still not convinced this is the one for you?

Sonicare DiamondClean Smart Sonic electric toothbrush with app

Specifications

Contact us

Payment

Help with your online order

DiamondClean Smart,
silver electric toothbrush,
for complete oral care

DiamondClean Smart,
our best ever toothbrush,
for complete oral care

DiamondClean Smart - Premium
Lunar Blue

DiamondClean Smart
Cashmere Grey

DiamondClean Smart
Black

Sonicare DiamondClean Smart
with app

Four High Performance
Premium Brush Heads

Still not convinced
this is the one for you?