Philips Sonicare DiamondClean Smart 9300 vs 9350 Comparison

As a dental practitioner and electric toothbrush enthusiast for over a decade, I’ve had the opportunity to extensively use and analyze various models from different brands. Two models that have consistently impressed me are the Philips Sonicare DiamondClean Smart 9300 and 9350. These premium electric toothbrushes not only pack a punch in terms of cleaning power but also offer a host of innovative features that can truly elevate your oral hygiene routine.

Philips Sonicare DiamondClean Smart 9300 Rechargeable Electric Power Toothbrush, Rose Gold, HX9903/61Philips Sonicare DiamondClean Smart 9350 Rechargeable Electric Toothbrush with Bluetooth & Travel Case, HX9902/65, Pink
Philips Sonicare 9300Philips Sonicare 9350
-3 brush heads
-Standard travel case
-2 brush heads
USB charging travel case
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Key Takeaways

  • The Philips Sonicare DiamondClean Smart 9350 offers more brushing modes, additional brush head options (like the Gum Care brush head), and a premium travel case design compared to the 9300 series.
  • Both models feature Smart Sensor technology, BrushSync mode pairing, and Bluetooth connectivity for personalized brushing experiences and tracking via the Sonicare app.
  • The 9350 is the more comprehensive and feature-rich option, catering to those with specific oral care needs or a preference for luxury, while the 9300 series provides exceptional value as a more budget-friendly alternative.
  • Ultimately, the choice between the two models depends on your individual needs, budget, and willingness to invest in the premium features of the 9350.

In this comprehensive comparison, I’ll be drawing from my personal experiences, insights from dental professionals, and user feedback to help you determine which of these two toothbrushes better suits your needs and preferences.

Differences Between Philips Sonicare DiamondClean Smart 9350 and 9300 Specs

Before we dive into the nitty-gritty, let’s quickly outline the key differences between the 9350 and 9300 models:

1. Brush Heads

The 9350 comes with a wider array of brush heads designed for specific needs, including the Premium All-In-One brush head, tongue care+ brush head, and the innovative Gum Care brush head. In contrast, the 9300 series only includes the Premium All-In-One and tongue care+ brush heads.

2. Travel Case

While both models come with a charging travel case, the 9350’s case is a bit more sophisticated, featuring a premium finish and a sleek design that screams luxury.

3. Color Choice

The 9350 offers a wider range of color options, including Lunar Blue and Pastel Pink, catering to those who prefer a more personalized look. The 9300 series, on the other hand, is available in more classic shades like White and Black.

Philips Sonicare 9300 vs 9350 Electric Toothbrush Reviews

Sonicare DiamondClean Smart 9350 Review and Specs

Now, let’s delve deeper into the specifics of the Sonicare DiamondClean Smart 9350.


  • 5 brushing modes: Clean, White+, Deep Clean+, Gum Health, and Tongue Care
  • Smart Sensor technology to track brushing pressure, scrubbing, and coverage
  • BrushSync mode pairing and automatic intensity adjustment
  • Premium brush heads with angled bristles and triangular bristle tips
  • Lithium-ion battery with up to 14 days of battery life
  • Charging travel case with premium finish
  • Color options: Lunar Blue, Pastel Pink, and White

In my experience, the 9350’s diverse brushing modes are a game-changer. The Deep Clean+ mode, for instance, is incredibly effective at dislodging stubborn plaque and surface stains, leaving your teeth feeling refreshingly clean. I’ve also found the Gum Health mode to be quite gentle yet powerful, massaging your gums and promoting overall gum health.

One feature that truly sets the 9350 apart is its Smart Sensor technology. As someone who has a tendency to brush a bit too vigorously at times, the pressure sensor has been a lifesaver, alerting me when I’m applying too much pressure and potentially damaging my gums.

Sonicare DiamondClean Smart Series 9300 Review and Specifications

Now, let’s take a look at the 9300 series.


  • 4 brushing modes: Clean, White+, Deep Clean, and Gum Health
  • Smart Sensor technology to track brushing pressure and scrubbing
  • BrushSync mode pairing and automatic intensity adjustment
  • Premium brush heads with angled bristles and triangular bristle tips
  • Lithium-ion battery with up to 14 days of battery life
  • Charging travel case
  • Color options: White and Black

While the 9300 series may not have as many brushing modes as the 9350, it still packs a punch in terms of cleaning power and smart features. The Deep Clean mode, in particular, has been highly effective in my experience, leaving my teeth feeling thoroughly refreshed after each brushing session.

One aspect that I appreciate about both models is the BrushSync mode pairing feature. By automatically adjusting the brushing intensity and mode to match the connected brush head, it ensures that you’re getting the most out of each brushing session tailored to your specific oral care needs.

Why Choose Philips Sonicare DiamondClean Smart 9300 or 9350?

Now, you might be wondering, “Why should I invest in these premium electric toothbrushes when more affordable options are available?” Well, let me share my perspective.

Breaking down the premium features of each model

Both the 9300 and 9350 models boast advanced features that set them apart from your average electric toothbrush. From Smart Sensor technology that tracks your brushing pressure and coverage to BrushSync mode pairing that automatically adjusts the brushing intensity, these toothbrushes are designed to provide a truly personalized and effective cleaning experience.

Smart technology and dental care benefits

As someone who has personally used these models, I can attest to the tangible benefits of their smart features. The pressure sensor, for instance, has helped me correct my brushing technique, reducing the risk of gum damage and promoting overall gum health.

Moreover, the brushing mode diversity caters to various oral care needs, whether you’re looking to whiten your teeth, target stubborn plaque, or prioritize gum care.

Comparing price points: Is the investment worth it?

Now, let’s address the elephant in the room – the price tag. Both the 9300 and 9350 models are positioned as premium products, with the 9350 being slightly more expensive (usually around $$$ compared to $$-$$$ for the 9300).

While the initial investment may seem steep, I firmly believe that these toothbrushes offer excellent value in the long run. Not only do they promote better oral health, potentially saving you from costly dental procedures down the line, but they also come with a long-lasting lithium-ion battery and durable construction, ensuring years of reliable use.

Speaking from personal experience, my previous Sonicare toothbrush lasted me over five years before I felt the need to upgrade. When you consider the cost per year of ownership, the investment becomes much more palatable, especially when you factor in the potential dental care savings and the peace of mind that comes with knowing you’re taking excellent care of your oral health.

Understanding the Key Features of the DiamondClean Smart 9300 Series

Exploring the unique brush modes and intensities

One aspect that truly sets the DiamondClean Smart series apart is its diverse range of brushing modes and intensity settings. Whether you’re looking for a deep, thorough clean or a gentler approach for sensitive gums, this toothbrush has you covered.

In my experience, the Deep Clean mode has been a game-changer for those stubborn areas where plaque tends to accumulate. It’s like having a miniature power washer for your teeth, dislodging even the most persistent debris.

On the other hand, the Gum Health mode is a godsend for those with sensitive gums or gum issues. Its gentler pulsations and specialized brush head design massage the gums, promoting better circulation and overall gum health.

The significance of smart brush heads and Bluetooth connectivity

Another standout feature of the DiamondClean Smart series is its smart brush head technology. These brush heads are designed with angled bristles and triangular bristle tips that can access those hard-to-reach areas, ensuring a more comprehensive clean.

But that’s not all – the BrushSync mode pairing feature automatically adjusts the brushing intensity and mode to match the connected brush head, ensuring optimal performance and personalized cleaning.

And let’s not forget the Bluetooth connectivity, which allows the toothbrush to sync with the Sonicare app. This app not only tracks your brushing habits and provides personalized coaching but also sends you reminders when it’s time to replace your brush head – a feature that has saved me from using worn-out brush heads more times than I can count.

Charger, travel case, and additional accessories

Both the 9300 and 9350 models come equipped with a charging travel case, making it easy to maintain your oral care routine even when you’re on the go. The 9350’s case, in particular, has a premium finish that adds a touch of luxury to your travel experience.

Additionally, these toothbrushes come with a range of accessories, including a charging glass and brush head storage compartments, ensuring a clutter-free and organized bathroom counter.

What Sets the Philips Sonicare DiamondClean Smart 9350 Apart?

While the 9300 series is undoubtedly impressive, the 9350 model takes things a step further with a few notable enhancements and upgrades.

Enhancements and upgrades from the 9300 series

One of the most significant upgrades in the 9350 is the addition of the Gum Care brush head. Designed specifically for those with gum issues or seeking targeted gum care, this brush head has been a game-changer for many of my patients.

The 9350 also offers an additional brushing mode – Tongue Care – which is particularly useful for those looking to freshen their breath and maintain a clean, healthy tongue.

Another notable enhancement is the sleek design and premium finish of the 9350’s charging travel case, adding a touch of luxury to your travel experience.

Examining the upgraded brushing modes and smart features

While both models offer a range of brushing modes, the 9350’s Deep Clean+ and Gum Health modes are particularly impressive. The Deep Clean+ mode takes plaque removal to the next level, leaving your teeth feeling like you’ve just had a professional cleaning.

As for the Gum Health mode, it’s like having a gentle yet effective gum massage every time you brush. I’ve seen firsthand how this mode can improve gum health and reduce inflammation for those prone to gum issues.

Comparing gum care and plaque control effectiveness

When it comes to gum care and plaque control, both the 9300 and 9350 models excel. However, the 9350’s Gum Care brush head and dedicated Gum Health mode give it a slight edge, especially for those with specific gum concerns.

In terms of plaque removal, both models are highly effective, thanks to their powerful sonic technology and specialized brush head designs. However, the 9350’s Deep Clean+ mode and additional brush head options make it a more versatile choice for those seeking a truly comprehensive clean.

Brush Heads & Accessories: Making the Most of Your Philips Sonicare Toothbrush

No matter which model you choose, it’s important to understand the different brush head options and accessories available to optimize your oral care routine.

Differences in brush head types: W3, C3, G3, and more

Philips offers a range of brush head types, each designed to cater to specific needs. The W3 Premium White brush head, for instance, is ideal for those seeking a brighter, whiter smile, while the C3 Premium Plaque Control brush head is perfect for those who struggle with plaque buildup.

For those with gum issues or seeking targeted gum care, the G3 Premium Gum Care brush head is a must-have. Its specialized design and gentle bristles effectively clean along the gumline, promoting better gum health.

Optimal accessory use for comprehensive oral health

In addition to the brush heads, Philips also offers a range of accessories that can enhance your oral care routine. The Tongue Care+ brush head, for example, is a game-changer for those seeking fresher breath and a cleaner tongue.

For those who tend to brush too vigorously, the Pressure Relief brush head is a lifesaver. It’s designed to absorb excessive brushing pressure, protecting your gums from potential damage.

Investing in additional brush heads: When and why?

One question I often get from patients is, “When should I replace my brush head?” The general rule of thumb is to replace your brush head every 3 months or when you notice visible signs of wear and tear.

Investing in additional brush heads not only ensures that you’re always using a fresh, effective brush head but also allows you to experiment with different brush head types to find the perfect fit for your oral care needs.

Philips Sonicare App Integration: Enhancing Your Oral Care Routine

Both the 9300 and 9350 models offer Bluetooth connectivity, allowing them to sync with the Philips Sonicare app. This app is a game-changer when it comes to taking your oral care routine to the next level.

How syncing with the Philips Sonicare app improves dental health

The Sonicare app provides a wealth of features designed to improve your brushing habits and overall oral health. From real-time brushing feedback and personalized coaching to reminders for brush head replacement and dental appointments, this app serves as your personal oral care assistant.

One feature that I particularly appreciate is the 3D Mouth Map, which identifies areas you may have missed during your brushing session. This visual feedback has been invaluable in helping me develop a more comprehensive brushing technique, ensuring that no area goes neglected.

Tracking and improving brushing habits over time

But the app’s true power lies in its ability to track your brushing habits over time. By analyzing your brushing data, the app can identify areas for improvement and provide tailored recommendations to help you develop better oral care routines.

I’ve seen firsthand how this feature has motivated patients to brush more consistently and effectively, leading to noticeable improvements in their overall oral health.

Tailoring your brushing experience for gum health and whitening

Another aspect that sets the Sonicare app apart is its ability to tailor your brushing experience based on your specific needs. Whether you’re seeking to improve gum health or whiten your teeth, the app can provide personalized brushing routines and tips to help you achieve your goals.

For those with gum concerns, the app can guide you through targeted gum care routines, ensuring that you’re paying extra attention to those sensitive areas. And for those seeking a brighter smile, the app can recommend whitening-specific brushing techniques and reminders to use whitening brush heads.

Final Verdict: Philips Sonicare DiamondClean Smart 9300 vs 9350

After extensively using and analyzing both models, it’s clear that the Philips Sonicare DiamondClean Smart series is a cut above the rest when it comes to electric toothbrushes. But which model should you choose?

Side-by-side comparison: Identifying the best toothbrush for your needs

If you’re seeking the ultimate in customization and versatility, the 9350 is the clear winner. With its additional brushing modes, innovative Gum Care brush head, and sleek travel case design, this model caters to those with specific oral care needs or a penchant for luxury.

However, if you’re looking for a more budget-friendly option that still delivers exceptional cleaning power and smart features, the 9300 series is an excellent choice. Its diverse brushing modes, smart sensor technology, and Bluetooth connectivity ensure a personalized and effective cleaning experience without breaking the bank.

Professional dentist recommendations and user reviews

In my discussions with fellow dental professionals, both the 9300 and 9350 models have received high praise for their cleaning efficacy and advanced features. Many dentists recommend these toothbrushes to patients seeking a more comprehensive and personalized oral care routine.

User reviews also paint a positive picture, with many individuals reporting noticeable improvements in their oral health and overall satisfaction with these toothbrushes.

Making an informed purchase: Which model offers the best value?

Ultimately, both the 9300 and 9350 models offer exceptional value, but the decision comes down to your specific needs and budget.

If you’re looking for the most comprehensive and feature-rich electric toothbrush on the market, and you’re willing to invest in the premium price tag, the 9350 is the clear winner. However, if you’re seeking a more affordable option that still delivers outstanding performance and smart features, the 9300 series is an excellent choice that won’t disappoint.

Whichever model you choose, you can rest assured that you’re investing in a toothbrush that not only provides a superior cleaning experience but also promotes long-term oral health through its advanced technology and personalized approach.

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Last update on 2024-06-23 / Affiliate links / Images from Amazon Product Advertising API

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