Save big on this Cyber Monday Philips Sonicare electric toothbrush deals 2026! The DiamondClean Smart series (9300, 9500, 9700) features app-guided coaching and real-time feedback, while the newer 9900 Prestige adds the automatic SenseIQ technology.
Part of our complete Philips Sonicare lineup guide.
Cyber Monday deals 2026:
- Get 34% off (for around $250) Philips Sonicare DiamondClean 9900 Prestige Electric Toothbrush – with SenseIQ Technology and Advanced AI App, 5 Brushing Modes, 3 Intensity Levels, Charging Travel Case,Midnight Blue, Model HX9990/12
- Get 38% off (for around $210) Philips Sonicare DiamondClean Smart 9750 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 5 Brushing Modes and 3 Intensity Levels, Lunar Blue, Model HX9954/74
- Get 29% off (for around $200) Philips Sonicare DiamondClean Smart 9500 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 5 Brushing Modes and 3 Intensity Levels, Rosegold, Model HX9923/61
- Get 22% off (for around $180) Philips Sonicare DiamondClean Smart 9300 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 4 Brushing Modes and 3 Intensity Levels, Black, Model HX9903/15
Key Features of the Philips Sonicare DiamondClean Smart Series
The DiamondClean Smart series (9300, 9500, 9700) is a premium line defined by its comprehensive, sensor-driven brushing guidance.
| Feature | Detail | Benefit |
| Technology | Advanced Sonic (62,000 movements/min) | Up to 20x more plaque removal vs. manual brush. |
| Sensors | Pressure Sensor, Scrubbing Sensor | Alerts you when brushing too hard or scrubbing. |
| Smart Heads | Brush Head Recognition (BrushSync™) | Handle automatically selects optimal mode and intensity. |
| App | Bluetooth Connectivity, Real-Time Guidance | Tracks missed spots and offers personalized coaching. |
| Modes | 4 to 5 Modes (Clean, White+, Gum Health, Deep Clean+) | Customizes the clean for specific needs. |
Model Comparison: DiamondClean Smart (9300 \ 9700)
The core cleaning performance is identical across the 9300, 9500, and 9700 models. The price differences primarily reflect the accessories included.
| Feature | DiamondClean 9300 (Best Value) | DiamondClean 9500 | DiamondClean 9700/9750 (Most Accessories) |
| Cleaning Modes | 4 Modes (No Tongue Care) | 5 Modes (Adds Tongue Care mode) | 5 Modes (Adds Tongue Care mode) |
| Included Heads | Fewer (e.g., 1-3 heads) | More (e.g., 4 heads) | Most (e.g., 6 heads) |
| Travel Case | Charging travel case (often with a separate USB cable) | Charging travel case (often integrated USB) | Premium charging travel case |
Buying Tip: Focus on the deepest discount, likely on the 9300 or 9500 (Current Sale Price: $199.96). You can use the savings to purchase extra brush heads separately.
Smart vs. Prestige: DiamondClean Smart vs. 9900 Prestige
The 9900 Prestige is the evolution of the Smart line, with a focus on automatic adaptation and a sleek design.
| Feature | DiamondClean Smart (9300-9700) | DiamondClean 9900 Prestige |
| Flagship Technology | App-Connected Sensors (Alerts you) | SenseIQ Technology (Senses and automatically adapts intensity for you). |
| Brush Head | Includes multiple specialized heads. | Typically comes with a single A3 Premium All-in-One head. |
| Design | Taller handle, visible mode labels. | Smaller, seamless handle, pressure-sensitive button. |
| Charging | Charging Glass and Charging Travel Case. | Charging Puck and Premium USB-C Charging Travel Case. |
Black Friday & Cyber Monday Buying Strategy
The high-end Philips Sonicare models are a major target for deep discounts during the sales weekend.
1. Target the Deepest Discount (30% to 50% Off)
You should never pay the full RRP. Look for prices to drop significantly, especially on the mid-to-lower tiers of the Smart line.
- Best Smart Value Target: Look for the 9300/9500 to drop to around $170 – $200.
- Best Prestige Target: Look for the 9900 Prestige to drop to its historical low of around $249.95 or lower.
2. Retailer Strategy
Retailers compete heavily on these models, so check multiple stores:
- Amazon: Best chance for the lowest overall price, often via limited-time Lightning Deals.
- Major Stores (Best Buy, Target): Look for exclusive Cyber Monday Bundles that include many extra brush heads or accessories.
- Philips Direct: May offer the best discount or an exclusive bundle for the newest 9900 Prestige model.
3. Cyber Monday Outlook
Cyber Monday will often see the lowest price on the popular 9500 model via limited-time deals. The discount is typically maintained through the entire weekend, giving you a final chance to purchase at the historical low price.
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 2026-03-27 / Affiliate links / Images from Amazon Product Advertising API