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DiamondClean Smart
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DiamondClean Smart,
silver electric toothbrush,
for complete oral care

DiamondClean Smart video

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
    Diamondclean smart grey
    Diamond Clean Awards
    Suggested retail price: £360.00
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    Sensors and app help you perfect your technique, and get a complete clean.
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    Premium brush heads give you exceptional oral health results.
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    5 modes and 3 intensities let you focus on each aspect of your oral health.
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    Sonicare's Premium brush heads automatically select optimal mode and intensity.
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    NEW! Brush head reordering service automatically orders brush heads for you.
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    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 10 times more

    plaque removal*

    Up to 7 times healthier gums in just 2 weeks

    Up to 7 times healthier

    gums in just 2 weeks*

    Up to 100% more stain removal in just 3 days
    Whiter teeth in just 3 days*
    Long-lasting fresh breath
    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.

    Watch video
    DiamonClean Smart sensor suite
    Feature 1 - Real time feedback
    Our smart sensors take the guesswork out of brushing. Real-time feedback helps get your brushing technique to 100%.
    Feature 2 - Missed spots
    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 Sonicare app feature
    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. 

    App Store
    Google Play

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

    toothbrush glass holder
    Simply place your toothbrush into the sleek glass holder, and it instantly starts charging.
    Travel case
    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
    See our range of electric toothrbrushes

    • Technical 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
    Frequently Asked Questions
    Frequently Asked Question (24)
    Instructions (12)
    Troubleshooting
    Vibration(1)
    Noise(1)
    Power/ Charging / Battery life(4)
    Device(1)
    Apps(3)
    Functionality(1)

    Contact us

    Questions about DiamondClean Smart?

    Call us

    Call us 0 20 79 49 02 40
    Monday - Friday: 08:30 am - 08:00 pm
    Saturday: 09:00 am - 06:00 pm

    WhatsApp

    WhatsApp

    +44(0)7585 328315

    *Add the number +447585328315 to your contact list and contact us through WhatsApp.

    Monday - Friday: 09:00 am - 18:00 pm
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