For most users, the Sonicare 9700 strikes the best balance of features and value. The 9500 is budget-friendly, the 9900 is premium with smart sensors, and the 9300 is solid baseline performance. This guide breaks down each comparison so you can decide quickly.
Part of our complete Philips Sonicare lineup guide.
| Model | Key Upgrade | Best For | Capsule |
|---|---|---|---|
| 9300 | Baseline Smart features | Budget-conscious | “9300 is baseline performance at a lower price.” |
| 9500 | 5 modes + TongueCare | Full-feature users | “9500 is the clear upgrade for all cleaning modes.” |
| 9700 | Extra brush heads + sensors | Best value | “9700 adds brush head value and sensor tech.” |
| 9900 | SenseIQ + AI feedback | Premium tech seekers | “9900 is premium automation for smart cleaning.” |
DiamondClean Smart & Prestige Series Overview (Premium → Entry-Level)
Which Model is “Best” for You?
| Model | Rationale |
| 9900 Prestige Best for Protection & Automation | Choose this if you want the brush to actively prevent over-brushing by adjusting power for you (SenseIQ). |
| 9700/9750 Best Value Bundle | Choose this if you want all the Smart Coaching features (5 Modes) and the convenience of 8 brush heads right out of the box, offering the best long-term value. |
| 9500 Best for Complete Modes | Choose this if you want the full 5-mode experience (including Tongue Care) but don’t need the 9700’s year-long head supply. |
| 9300 Best for Entry-Level Coaching | Choose this if you want the core app-coaching technology but can live without the Tongue Care mode and will buy heads separately. |
At-a-Glance: Which Should You Buy Right now?
Best Overall Value: DiamondClean 9700 / 9750 — Best Overall Value
- Verdict: Full Smart Experience + long-term savings with 8 included brush heads.
- Who it’s for: Users who want all 5 modes (including TongueCare+) plus maximum accessory convenience.
- Key Advantage: Comes with 8 brush heads and premium charging glass & travel case.
- Extra Notes: Best balance of features and cost; core Smart coaching included.
Most Advanced: 9900 Prestige – Best for Automation & Premium Features
- Verdict: Most advanced & hands-off brushing with SenseIQ auto-adjust.
- Who it’s for: Users who want the brush to actively prevent over-brushing and adapt power automatically.
- Key Advantage: SenseIQ sensor adjusts intensity as you brush; sleek design; USB-C charging.
- Extra Notes: Ideal for sensitive gums; premium materials and travel-friendly.
Budget Pick: 9300 -Budget Entry-Level Smart
- Verdict: Affordable, solid Smart brushing with core features.
- Who it’s for: Users who want Smart coaching but can skip TongueCare+ and purchase heads separately.
- Key Advantage: Core 4 modes and Smart sensors; budget-friendly.
- Extra Notes: Only 3 brush heads included; good entry point into DiamondClean Smart.
9500 — Mid-Tier Upgrade
Verdict: Full functionality but less value than 9700 bundle.
- Who it’s for: Users who want all 5 modes but don’t need 8 brush heads or extras.
- Key Advantage: Full 5-mode experience, including TongueCare+.
- Extra Notes: Only 4 brush heads included; same price as 9700 → limited incentive.
Quick Takeaway
“For most users, the 9700 offers the best combination of features, convenience, and long-term value. The 9900 is for premium automation and design, the 9500 is a mid-tier option, and the 9300 is the budget Smart choice.”
Which Philips Sonicare DiamondClean Smart Model gives you the most value for money?
“For most users, the 9700 balances features and value; 9500 is budget-friendly, 9900 is premium with SenseIQ, and 9300 is baseline smart brushing.”
The Philips Sonicare DiamondClean Smart series is a carefully structured lineup of high-end sonic toothbrushes. Each model builds on the last, offering more modes, advanced sensors, and expanded accessory bundles as you move up the hierarchy. At the pinnacle sits the 9900 Prestige, which emphasizes adaptive automation and premium design, while the 9300 delivers core Smart functionality at the most affordable price. This guide helps you choose the right model, whether you prioritize automation, accessory variety, or value.
Model Best For Key Advantage Verdict 9900 Prestige Automation & Premium SenseIQ auto-adjusts intensity; compact, travel-friendly design Most advanced & hands-off brushing 9700 / 9750 Full Smart Experience 5 modes, TongueCare+, 8 brush heads Best overall value for most users 9500 Mid-tier upgrade Full 5-mode experience, 4 brush heads Full functionality at a mid-tier price 9300 Entry-level Smart 4 modes, core sensors, 3 brush heads Budget-friendly, solid Smart coaching
See how this model compares to the entire Sonicare lineup in our complete Philips Sonicare models comparison.
DiamondClean 9900 Prestige – The Ultimate Smart Brush
The DiamondClean 9900 Prestige is Philips’ flagship, designed for users who want the most intelligent, hands-off brushing experience. Instead of focusing on multiple modes or large accessory kits, it uses SenseIQ technology to automatically adjust intensity in real time, protecting gums and enamel while simplifying the brushing routine.
Who it’s for: Users seeking automation, adaptive intelligence, and premium travel-friendly design.
Key Features:
- Adaptive Intelligence (SenseIQ): Monitors pressure, motion, and coverage up to 100x/sec; automatically adjusts brushing intensity.
- Simplified Interface: One-touch mode selection, sleek compact handle.
- Premium Accessories: Magnetic charging base, leatherette travel case with USB-C.
- Brush Head: Single A3 Premium All-in-One combining cleaning, whitening, and gum care.
Verdict: Best for users wanting automation and premium design, without multiple specialized brush heads.
DiamondClean Smart 9700 / 9750 – Feature-Rich Top-Tier
The 9700 (and its near-identical sibling 9750) is the top Smart model before the 9900 Prestige, offering full manual control and a comprehensive accessory bundle. It’s ideal for users who want all modes, multiple brush heads, and detailed app guidance.
Who it’s for: Users wanting a full-featured, high-value bundle without automated intensity adjustment.
Key Features:
- Modes & Sensors: 5 cleaning modes (Clean, White+, Gum Health, Deep Clean+, TongueCare+), light-ring pressure sensor, app guidance.
- Accessories: 7–8 brush heads (A3 All-in-One, C3 Plaque Control, G3 Gum Care, TongueCare+), USB charging travel case.
- App Experience: Personalized coverage feedback and dashboard.
- Upgrade Note: 9750 differs only in brush head count; core technology identical to 9700.
Verdict: Ideal for users who want all Smart features plus a complete set of brush heads.
DiamondClean Smart 9500 – Mid-Tier Upgrade
The 9500 model is the natural mid-tier choice. It upgrades the 9300 with 5 modes, TongueCare+, and a USB travel case, offering the full functionality without the largest bundle of brush heads.
Who it’s for: Users who want all brushing modes but don’t need maximum brush head count or full bundle.
Key Features:
- Modes & Sensors: 5 modes, 3 intensity levels, light-ring pressure sensor.
- Accessories: 4 brush heads, USB travel case, charging glass.
- App Integration: Personalized feedback and coverage tracking.
Verdict: Best for users wanting full mode functionality at a mid-tier price, without the extra brush heads of the 9700.
DiamondClean Smart 9300 – Entry-Level Core
The 9300 provides the core Smart functionality at the most affordable price in the series. It’s perfect for users who want app-guided coaching and pressure feedback without TongueCare+ or a full accessory bundle.
Who it’s for: Budget-conscious users seeking core Smart brushing technology.
Key Features:
- Modes & Sensors: 4 modes (Clean, White+, Gum Health, Deep Clean+), light-ring pressure sensor, app connectivity.
- Accessories: 3 brush heads, standard charging glass/travel case.
- Value Proposition: Entry-level Smart experience; extra brush heads can be purchased separately.
Verdict: Ideal for users who want Smart features without paying for extras.
DiamondClean 9000 Overview
“The DiamondClean 9000 is an advanced entry-level model with basic smart sensors, 4 modes, and a standard travel case.”
Who it’s for: Budget users or those new to Sonicare connected brushes.
The DiamondClean 9000 serves as the low entry-level model for the connected high-end series. It provides four essential cleaning modes (Clean, White+, Deep Clean+, and Gum Health) and 3 intensity levels, all while incorporating App/Bluetooth connectivity for basic coaching and progress reporting. The 9000 includes a standard vibrating pressure sensor and is often packaged with a charging glass or a compact travel case that may use a hardwired USB cable, making it a powerful, smart brush without the specialized features or luxury accessories of its higher-numbered siblings
What’s the Difference Between Sonicare 9300 and 9500?
The 9500 is a slight upgrade over the 9300, adding a dedicated TongueCare+ mode and one extra brush head. Both share the same Smart coaching features and app connectivity, but the 9500’s USB charging travel case adds convenience for frequent travelers. Most users on a budget may prefer the 9300, while those who want the full 5-mode experience will appreciate the 9500. The Sonicare 9300 and 9500 are very similar high-end toothbrushes, with the 9500 model offering a slight upgrade in cleaning options and included accessories.
| Philips Sonicare Diamondclean Smart 9300 Series | Philips Sonicare DiamondClean Smart 9500 |
| 4 Brushing Modes (Clean, White+, Gum Health, Deep Clean+) | 5 Brushing Modes (Clean, White+, Gum Health, Deep Clean+, Tongue Care) |
| 3 heads total (1x A3 All-in-One, 1x C3 Plaque Control, and 1 more) | 4 heads total (1x A3 All-in-One, 1x C3 Plaque Control, and 2 more, including a T1 TongueCare+ head) |
| Charging glass and travel case | Charging glass and USB charging travel case |
| Check it out | Check it out |
Key Differences (9500 Upgrades)
- Extra Mode: The 9500 includes the dedicated Tongue Care mode, giving it 5 modes compared to the 9300’s 4.
- Extra Accessory: The 9500 comes with one extra brush head in the set, including the specialized TongueCare+ head to utilize the new mode.
- Travel Case: The 9500’s travel case is a USB charging travel case, which is a significant convenience upgrade for travelers compared to the 9300’s standard travel case and charging glass.
Key Similarities (Shared Features)
The two models share the core “Smart” technology, meaning they both feature:
- Plaque Removal: Up to 20x more plaque removal and up to 15x healthier gums.
- Speed: Advanced Sonic Technology with 62,000 bristle movements per minute.
- App & Smart Tech: Connection to the Philips Sonicare App for personalized guidance, real-time pressure feedback (light ring), BrushSync™ technology (replacement reminders), QuadPacer, and SmarTimer.
- Intensity: 3 intensity levels.
- Battery: Up to two weeks of battery life on a single charge.
| Feature | 9300 | 9500 |
|---|---|---|
| Brushing Modes | 4 (Clean, White+, Gum Health, Deep Clean+) | 5 (adds TongueCare+) |
| Brush Heads | 3 | 4 (includes T1 TongueCare+) |
| Travel Case | Standard | USB charging case |
| App & Sensors | Smart sensors, app feedback | Same plus TongueCare+ support |
| Price | $Approx 170-199.90 | $ Approx. 230-279.96 |
9300 vs 9700: Which One Should You Buy?
The 9700 takes the 9300’s features to the next level, offering more brush heads, a USB charging travel case, and a more comprehensive app dashboard. Users who want a complete Smart brushing experience right out of the box should choose the 9700, while budget-conscious buyers can get excellent coaching technology with the 9300.
The difference between the DiamondClean Smart 9300 and the DiamondClean Smart 9700 is mainly in the number of modes and the included accessories.
The 9700 is the higher-tier model and includes more features and brush heads to offer a more comprehensive oral care system out of the box.
| Philips Sonicare Diamondclean Smart 9300 Series | Philips Sonicare DiamondClean Smart 9700 |
| 4 brushing modes: Clean, White+, Gum Health, Deep Clean+ | 5 brushing modes: Clean, White+, Gum Health, Deep Clean+, Tongue Care |
| 3 heads total (1x A3 All-in-One, 1x C3 Plaque Control, and 1 more) | 8 heads total (1x A3 All-in-One, 3x C3 Plaque Control, 2x G3 Gum Care, 1x TongueCare+) |
| Charging glass and stand, non-USB travel case | Charging glass and stand, USB Charging Travel Case |
| Personalized guidance | Essential app experience with personalized dashboard |
| Check it out | Check it out |
Key Differences (9700 Upgrades)
- More Brushing Modes: The 9700 includes the fifth dedicated Tongue Care mode for fresh breath, which the 9300 lacks.
- Extensive Accessories: The 9700 package is significantly more complete, coming with a total of 7 brush heads (including Gum Care and TongueCare+ heads) versus the 9300’s 3-head set.
- Travel Convenience: The 9700 comes with an upgraded USB Charging Travel Case, allowing you to charge the toothbrush directly in the case via a USB port, which is an upgrade from the 9300’s standard travel case.
- Price: The 9700 has a notably higher price point reflecting the premium bundle.
Key Similarities (Shared Core Technology)
The foundational performance and smart features are the same across both models:
- Plaque Removal: Up to 20x more plaque removal and up to 15x healthier gums.
- Speed: Advanced Sonic Technology with 62,000 bristle movements per minute.
- Smart Features: Both use the light ring pressure sensor, BrushSync™ (for replacement reminders), QuadPacer, and SmarTimer.
- Intensity: Both offer 3 intensity levels.
- Battery: Up to two weeks of battery life on a single charge.
| Feature | 9300 | 9700 |
|---|---|---|
| Brushing Modes | 4 | 5 (TongueCare+) |
| Brush Heads | 3 | 8 (A3, C3, G3, TongueCare+) |
| Travel Case | Standard | USB charging case |
| App & Sensors | Smart sensors | Advanced dashboard & coverage tracking |
| Price | $199.90 | $339.96 |
9500 vs 9700: Should You Upgrade?
The 9700 offers double the brush heads and a more comprehensive Smart experience compared to the 9500. Both include 5 brushing modes and USB travel cases, but the 9700 is best for users who want the full set of accessories and maximum versatility. The Philips Sonicare DiamondClean Smart 9500 and 9700 differ primarily in the number of included brush heads, which translates to an overall package value.
The 9500 is the slightly more affordable and simpler package, including four brush heads total (A3 All-in-One, C3 Plaque Control, and two others, including the T1 TongueCare+).
The 9700 is the premium bundle, including a significant total of seven brush heads (A3 All-in-One, C3 Plaque Control, G3 Gum Care, and TongueCare+ heads). This extensive selection provides immediate versatility for various oral care needs without needing to purchase heads separately.
Deciding between Philips and Oral-B? Read our detailed Oral-B vs Sonicare brand comparison to see which is right for you.
| Philips Sonicare DiamondClean Smart 9500 | Philips Sonicare DiamondClean Smart 9700 |
| 4 heads (A3 All-in-One, C3 Plaque Control, T1 TongueCare+, and 1 more) | 8 heads (1x A3, 3x C3, 2x G3, 1x TongueCare+) |
| 5 brushing modes (Clean, White+, Gum Health, Deep Clean+, Tongue Care) | 5 brushing modes (Clean, White+, Gum Health, Deep Clean+, Tongue Care) |
| 3 Intensity Levels | 3 Intensity Levels |
| Advanced experience with personalized dashboard and mouth map | Essential app experience with personalized dashboard |
| USB Charging Travel Case | USB Charging Travel Case |
| Check it out | Check it out |
Key Similarities (Shared Features)
Both models feature the same high-end performance technology:
- Plaque Removal: Up to 20x better plaque removal.
- Modes & Intensity: Identical 5 cleaning modes and 3 intensity settings.
- Smart Technology: Both have the Pressure Sensor, BrushSync™ (for replacement reminders), SmarTimer, and QuadPacer.
- Battery: Up to two weeks of battery life.
| Feature | 9500 | 9700 |
|---|---|---|
| Brushing Modes | 5 | 5 |
| Brush Heads | 4 | 8 |
| Travel Case | USB charging | USB charging |
| App & Sensors | Advanced experience | Full dashboard & guidance |
| Price | $Approx 250-279.96 | $Approx, 300-339.96 |
The decision primarily comes down to whether the extra brush heads and the slightly more “essential” vs. “advanced” app experience (according to one comparison) in the 9700 justify its higher price point.
Looking for replacement brush heads? Check our Sonicare brush heads guide to find compatible options.
9700 vs 9900 Prestige: Which Model Is Right for You?
The 9900 Prestige focuses on automation and simplicity, using SenseIQ to adjust intensity in real time. The 9700 is more manual but comes with a larger bundle of brush heads and modes. Users who want a hands-off, adaptive experience should pick the 9900, while those who prefer full manual control and variety should stick with the 9700. This is a comparison between two of Philips Sonicare’s top-tier models. The main difference between the DiamondClean Smart 9700 and the DiamondClean 9900 Prestige lies in the real-time adaptive technology (SenseIQ) and the design/accessories.
The 9900 Prestige represents the ultimate simplification of the brushing experience through advanced AI and adaptive technology, while the 9700 is the pinnacle of the “Smart” line, offering more manual control and included accessories.
The Philips Sonicare DiamondClean Smart 9700 and the 9900 Prestige both provide an exceptional clean, but they approach the “smart” experience differently. The 9700 offers a feature-rich, comprehensive package, whereas the 9900 Prestige focuses on adaptive, automated simplicity.
| Philips Sonicare DiamondClean Smart 9700 | Philips Sonicare 9900 Prestige |
| Smart Sensor Technology | SenseIQ Technology (senses, adapts, and cares) |
| 5 Modes (Clean, White+, Gum Health, Deep Clean+, Tongue Care) | 5 Modes (Clean, White+, Gum Health, Deep Clean+, Sensitive) |
| Alerts you when pressure is too hard; you manually adjust. | Automatically adjusts intensity in real time when you press too hard. |
| 8 heads (A3 All-in-One, C3 Plaque Control, G3 Gum Care, TongueCare+) | 1 or 5 A3 Premium All-in-One heads (depending on the specific bundle purchased) |
| Advanced experience with personalized dashboard/mouth map (sometimes labeled “Essential”) | Most Advanced: Connectivity with AI (3D mouth mapping, personalized coaching) |
| Charging Glass/Stand and USB Charging Travel Case. Larger handle. | Smaller, more compact handle with seamless button. Premium Charging Travel Case (USB-C cable). Uses a magnetic charging puck/stand instead of a glass. |
| Check it out | Check it out |
Key Differences
- Adaptive Intelligence (SenseIQ): This is the key difference. The 9900 Prestige uses SenseIQ to automatically adjust the brushing intensity if you press too hard, eliminating the need for you to manually react to the pressure sensor light. The 9700 simply alerts you to the issue via the light ring.
- Design & Portability: The 9900 Prestige is designed to be slimmer, lighter, and features a more compact, premium travel case ( leatherette with USB-C). The 9700 is slightly larger and comes with the classic charging glass.
- Cleaning Modes: Both have 5 modes, but one mode is swapped:
- 9700 includes Tongue Care mode.
- 9900 Prestige includes the Sensitive mode.
- Accessories: The 9700 comes as a robust kit with a large variety of specific brush heads (8 total) for all its modes. The 9900 Prestige focuses on the A3 All-in-One head, simplifying the choice by combining benefits into one design.
Key Similarities
- Plaque Removal: Both offer up to 20x better plaque removal than a manual toothbrush.
- Intensity: Both models have 3 intensity levels.
- Battery Life: Both provide up to two weeks of use on a single charge.
- Shared Features: Both include a visual pressure sensor (light ring), SmarTimer, QuadPacer, and BrushSync replacement reminder technology.
The choice is between the 9900 Prestige’s adaptive, streamlined, high-tech experience with better portability, and the 9700’s comprehensive, feature-rich package with a greater variety of included brush heads and a dedicated Tongue Care mode.
| Feature | 9700 | 9900 Prestige |
|---|---|---|
| Smart Tech | Light-ring sensors | SenseIQ auto-adjust |
| Brushing Modes | 5 | 5 (Sensitive replaces TongueCare+) |
| Brush Heads | 8 | 1 A3 All-in-One |
| Interface | Manual adjustment | One-touch, automated |
| Accessories | USB travel case | Magnetic base + leatherette travel case |
| Price | $300 -339.96 (approximately) | $300-325.85 (approximately) |
Verdict: 9900 prioritizes automation and simplicity; 9700 prioritizes full accessory variety.
1. Philips Sonicare 9900 Prestige (Newest Generation)
Philips Sonicare 9900 Prestige: This is the most advanced and recent model. Its key differentiator is the SenseIQ technology. This system goes beyond the smart sensors of the other models by automatically sensing your brushing style (pressure, motion, and coverage) and adapting the intensity of the brush in real-time. It offers a more seamless and personalized experience. The 9900 Prestige also has a more streamlined design with a single “seamless” button and a smaller, more compact charging puck and travel case (with USB-C charging), making it more convenient for travel. It also has a “Sensitive” mode, which some other models may not have.
9900 Prestige automatically adapts the brushing intensity if you push too hard or use excessive motion, providing a more hands-off, personalized experience. It has a sleeker design and uses a single, All-in-One A3 brush head intended for all tasks. Its charging accessories are also more premium/travel-focused (charging puck and USB-C case).
The Philips Sonicare 9900 Prestige represents a significant upgrade due to its exclusive SenseIQ Technology. While the DiamondClean Smart brushes simply alert you when you push too hard, the SenseIQ in the 9900 Prestige actively senses, adapts, and cares for your brushing. This means it can automatically adjust the brushing intensity in real-time when it detects excessive pressure or scrubbing motion.
Other differentiators for the 9900 Prestige include:
- A simplified brushing experience, using a single A3 Premium All-in-One brush head that negates the need to switch between specialized heads for different modes.
- A slimmer, more compact handle design with a seamless button.
- More modern accessories, such as a compact leatherette travel case with USB-C charging and a charging puck (instead of the older charging glass).
In summary, the 9900 Prestige focuses on advanced adaptive automation (SenseIQ) and a more streamlined, premium design. The 9700/9500/9300 models focus on manual mode selection with real-time feedback and feature variety, with the higher numbers simply indicating more included accessories and modes.
Key features common to the DiamondClean Smart Series (9300, 9500, 9700):
- Smart Sensor Technology: Utilizes built-in sensors and Bluetooth connectivity to provide real-time feedback via the Philips Sonicare app. This includes a pressure sensor that alerts you when you’re brushing too hard and a location sensor that helps you track your brushing coverage.
- Multiple Modes and Intensities: All models in this series offer various brushing modes (Clean, White+, Gum Health, Deep Clean+) and multiple intensity levels to customize the cleaning experience.
- BrushSync Technology: The toothbrush handle automatically recognizes the type of brush head attached and selects the appropriate mode. It also tracks the brush head’s usage and reminds you when it’s time for a replacement.
- Accessories: The higher-end models include a charging glass and a premium travel case that doubles as a charger.
- In short:
- If you want the latest, adaptive technology and a streamlined design, choose the 9900 Prestige.
- If you want the most dedicated modes and a full suite of accessories (including Tongue Care), the 9700 or 9500 are the best fit.
- If you want a full-featured smart brush without the TongueCare+ mode, the 9300 is an excellent choice.
Sonicare 9500 vs 9750: Understanding the Real Difference
The Philips Sonicare DiamondClean Smart 9500 and 9750 are fundamentally identical toothbrushes with one critical distinction: the accessory bundle. Both models feature the exact same handle technology, including Smart Sensor coaching, five brushing modes (Clean, White+, Gum Health, Deep Clean+, and Tongue Care), three intensity levels, and BrushSync technology for personalized guidance through the Sonicare app.
The 9750 justifies its higher price point exclusively through its expanded brush head assortment. While the 9500 includes four premium brush heads (A3 All-in-One, C3 Plaque Control, T1 TongueCare+, and one additional head), the 9750 bundles eight total heads: one A3 All-in-One, three C3 Plaque Control, two G3 Gum Care, one TongueCare+, and one additional head.
This translates to approximately one hundred twenty dollars in additional brush head value with the 9750, as replacement heads typically cost fifteen to twenty dollars each. Both models include the same USB charging travel case and charging glass setup..
Philips Sonicare Diamondclean Smart Review
The Philips Sonicare DiamondClean Smart series (models 9300, 9500, 9700/9750) represents the absolute pinnacle of Philips’ previous generation of sonic technology, focusing on transforming the manual act of brushing into a data-driven, coach-guided oral care routine.
It is the definitive choice for users who want to eliminate guesswork and actively improve their technique.
The Core Defining Technology: Smart Sensors and App Guidance
The essence of the DiamondClean Smart series lies in the integration of specialized sensors with the Sonicare app:
- Real-Time Coaching: The handle connects via Bluetooth to the app, which uses advanced Location Sensors to map your mouth. The app acts as a digital mirror, showing you precisely where you are brushing, where you are applying too much pressure, and, critically, where you are missing spots. This visual feedback is key to achieving 100% coverage.
- Safety Sensors: These models include a suite of protective sensors:
- Pressure Sensor: A light ring on the handle flashes brightly if you press too hard, protecting your gums and enamel.
- Scrubbing Sensor: Alerts you through the app if you are using an incorrect back-and-forth scrubbing motion, guiding you to use the correct gentle glide.
- BrushSync Automation: The handles use BrushSync Mode Pairing, automatically recognizing the attached smart brush head (e.g., Plaque Control or Gum Care) and selecting the optimal mode and intensity for that head.
Maximum Customization
The DiamondClean Smart series offers total control over your cleaning:
- Mode Versatility: Depending on the model (9300, 9500, etc.), you get 4 or 5 cleaning modes (Clean, White+, Gum Health, Deep Clean+, and Tongue Care on the 9500/9700).
- Intensity Control: For each mode, you can select from 3 Intensity Levels (Low, Medium, High). This provides up to 15 unique cleaning configurations, allowing you to fine-tune the power for any sensitivity issue.
Premium Accessories and Design
True to the DiamondClean name, these brushes offer a luxury experience:
- Dual Charging: They include both the elegant Charging Glass and Stand for counter use and the highly convenient USB Charging Travel Case that recharges the handle while it’s stored for travel.
- Premium Brush Heads: They use the newer line of high-performance Premium brush heads (like the A3 All-in-One and C3 Plaque Control), designed to maximize plaque removal and gum health.
In summary, the Sonicare DiamondClean Smart is a complete oral hygiene system that leverages data and connectivity to turn guesswork into certainty, ensuring you get the most effective clean possible.
Which is better, Philips Sonicare Diamondclean Smart or 9900 Prestige?
For ultimate performance, the Sonicare DiamondClean 9900 Prestige is technically the best because it utilizes next-generation SenseIQ technology, which automatically adjusts the brushing intensity in real-time if you press too hard, offering superior protection beyond the alert-only feature of the Smart series; however, the 9700 is arguably the best overall value as it provides the full suite of advanced smart coaching features (5 modes, app-guided location sensing) and the most comprehensive accessory bundle, including a full year’s supply of brush heads, while the 9300 and 9500 offer the same excellent coaching technology but with fewer included accessories.
Frequently Asked Questions
Is the 9900 Prestige worth $100 more than the 9700?
Only if you want automated intensity adjustment. The 9700’s smart coaching (with 8 included heads) is better value for most people during Black Friday sales.
Which model has the best Black Friday deal right now?
The 9700 at $279 (was $338) includes 8 brush heads worth $120 separately—making it the best value bundle this season.
Do all models work with the Sonicare app?
Yes, the 9300, 9500, 9700, and 9900 all connect via Bluetooth for real-time coaching and brushing feedback.
When do these Black Friday prices expire?
Most deals end November 29, 2025 (Cyber Monday is on December 1, we expect further deals on that day). Popular models like the 9700 sell out before then.
Can I use the same brush heads on all models?
Yes, all DiamondClean models are compatible with the same Premium brush head line (A3, C3, G3, etc.).
Looking for more Sonicare options? Check out our comprehensive guide to the best Philips Sonicare electric toothbrushes to find the perfect model for your needs.
Last update on 2026-03-03 / Affiliate links / Images from Amazon Product Advertising API
