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Philips Sonicare - DiamondClean Smart Electric, Rechargeable Toothbrush for Complete Oral Care - 9300 Series - Rose Gold

Model: HX9903/65
SKU: 6572071
Deal ends Dec 7, 2025
$199.99
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Comp. Value: $229.99
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About This Item

Get the ultimate and most complete care with DiamondClean Smart. Eliminate guesswork with real time feedback and personalized coaching so you can improve your technique and achieve 100% confidence in your oral care. It's more than just a toothbrush - it's a complete oral care solution. Featuring Sonic technology, 4 brushing modes and smart brush head mode pairing technology, the Philips Sonicare DiamondClean Smart Rechargeable toothbrush delivers superior plaque removal, gum health and whitening performance. Philips Sonicare DiamondClean Smart goes beyond traditional cleaning to deliver up to 10x more plaque removal*, removes 100% more stains in just 3 days** and improve Gum Health up to 7x in just 2 weeks*** . It also features a visual pressure sensor to alert you when you are brushing too hard. Customize your brushing experience using the 4 different modes and 3 intensity settings and know when to replace your brush head via a customized reminder. Its travel case allows you to take your toothbrush on the go and also includes a charging glass that can be used for charging or to rinse your mouth after brushing.
  • Key Specs
    • Timer: true
    • Rechargeable: true
    • App Compatible: false (The product can be connected to a program or software application on a mobile device, which then receives collected data from the product.)
    • Number of Brush Heads Included: 3
  • General
    • Brand: Philips Sonicare
    • Model Number: HX9903/65
    • Product Name: DiamondClean Smart Electric, Rechargeable Toothbrush for Complete Oral Care - 9300 Series
    • Color: Rose Gold
  • Dimensions
    • Product Width: 6.85 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
    • Product Height: 9.92 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
    • Product Length: 4.37 inches (The out of box length of the item. Length is measured as the longest dimension of the item.)
    • Product Weight: 2.31 pounds (The out of box weight of the item.)
  • Features
    • Timer: true
    • Cleaning Modes: Brush
    • Display Type: None
    • Form Factor: Electric toothbrush (The size, arrangement, and physical configuration of the product.)
  • Power
    • Rechargeable: true
    • Battery Chemistry: Lithium-ion
    • Interval Timer: true
    • Indicator Light(s): Pressure sensor
  • Connectivity
    • App Compatible: false (The product can be connected to a program or software application on a mobile device, which then receives collected data from the product.)
  • Included
    • Number of Toothbrushes Included: 1
    • Number of Brush Heads Included: 3
    • Travel Case Included: true
  • Warranty
    • Warranty - Parts: 24 Months
    • Warranty - Labor: 24 Months
  • Other
    • UPC: 075020108999

Get the ultimate and most complete care with DiamondClean Smart. Eliminate guesswork with real time feedback and personalized coaching so you can improve your technique and achieve 100% confidence in your oral care. It's more than just a toothbrush - it's a complete oral care solution. Featuring Sonic technology, 4 brushing modes and smart brush head mode pairing technology, the Philips Sonicare DiamondClean Smart Rechargeable toothbrush delivers superior plaque removal, gum health and whitening performance. Philips Sonicare DiamondClean Smart goes beyond traditional cleaning to deliver up to 10x more plaque removal*, removes 100% more stains in just 3 days** and improve Gum Health up to 7x in just 2 weeks*** . It also features a visual pressure sensor to alert you when you are brushing too hard. Customize your brushing experience using the 4 different modes and 3 intensity settings and know when to replace your brush head via a customized reminder. Its travel case allows you to take your toothbrush on the go and also includes a charging glass that can be used for charging or to rinse your mouth after brushing.

    Whats Included
    • 1 Connected Sonicare toothbrush handle with 4 modes
    • 1 Premium Plaque Control brush head
    • 1 Premium White brush head
    • 1 Premium Gum Health brush head
    • 1 Charging glass
    • 1 travel case
    • 1 charging base

    Q: How many brush heads are included with the toothbrush?

    A: This Philips Sonicare DiamondClean Smart Electric Toothbrush includes three brush heads.

    Q: How long is the manufacturer's warranty for the toothbrush?

    A: The manufacturer's warranty for parts and labor is 24 months.

    Q: What are the different brushing modes available on the toothbrush?

    A: This toothbrush features four different brushing modes and three intensity settings to customize your brushing experience.

    Q: Does the toothbrush have a pressure sensor?

    A: This toothbrush does have a visual pressure sensor to alert you when you are brushing too hard.

    Q: Does the toothbrush have a travel case?

    A: This toothbrush comes with a travel case.

    Q: What is the toothbrush's weight?

    A: The product weight is 2.31 pounds.

    Q: What charges the glass and or toothbrush? I see no electric connection to provide power.

    A: Hello! The glass itself does not have a power connection. It sits on top of the charging base. The charging base has a cable that connects directly to the power outlet. When you place the Philips Sonicare DiamondClean Smart 9300 Rechargeable Toothbrush HX9903/65 in the glass, the base charges the toothbrush.

    Q: Where can I order replacement heads for my sonicare?

    A: Hello! Philips Sonicare brush heads are available at Best Buy. Here are the brush heads compatible with Philips Sonicare DiamondClean Smart Toothbrush HX9903/65 : C1 HX6015/03, C2 HX9023/65, C3 HX9044/65, G2 HX9033/65, G3 HX9054/65,S HX6053/64, W/W2 HX6062/65, W3 HX9064/65, & A3 HX9092/65.

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    Reviews

    Customers are saying

    Customers highly value the DiamondClean Smart Electric Toothbrush for its overall performance. Many users describe the toothbrush as incredible and appreciate the complete oral care it provides. There are currently no cons reported for this product.

    This summary was generated by AI based on customer reviews.

    The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.

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    Get the ultimate and most complete care with DiamondClean Smart. Eliminate guesswork with real time feedback and personalized coaching so you can improve your technique and achieve 100% confidence in your oral care. It's more than just a toothbrush - it's a complete oral care solution. Featuring Sonic technology, 4 brushing modes and smart brush head mode pairing technology, the Philips Sonicare DiamondClean Smart Rechargeable toothbrush delivers superior plaque removal, gum health and whitening performance. Philips Sonicare DiamondClean Smart goes beyond traditional cleaning to deliver up to 10x more plaque removal*, removes 100% more stains in just 3 days** and improve Gum Health up to 7x in just 2 weeks*** . It also features a visual pressure sensor to alert you when you are brushing too hard. Customize your brushing experience using the 4 different modes and 3 intensity settings and know when to replace your brush head via a customized reminder. Its travel case allows you to take your toothbrush on the go and also includes a charging glass that can be used for charging or to rinse your mouth after brushing.

    Pros for Philips Sonicare - DiamondClean Smart Electric, Rechargeable Toothbrush for Complete Oral Care - 9300 Series - Rose Gold
    Cleaning Performance, App, Battery Life, Brush Head, DesignCleaning Performance, App, Brush Heads, Travel Case, ChargingThere were no pros for this productThere were no pros for this product
    Cons for Philips Sonicare - DiamondClean Smart Electric, Rechargeable Toothbrush for Complete Oral Care - 9300 Series - Rose Gold
    Travel CasePriceThere were no cons for this productThere were no cons for this product

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