Philips HX9912/77 DiamondClean Smart Sonic Electric Toothbrush: Sonicare Fluid Action technology
This Philips DiamondClean Smart Sonic Electric Toothbrush is designed for busy professionals who want a dentist-level clean at home. It goes beyond basic brushing to become a personal oral health coach, giving you confidence in your daily routine.
The app's real-time feedback feels like having a hygienist guide your hand, ensuring you cover every tooth. With 62,000 bristle movements per minute and Sonicare Fluid Action technology, it removes up to 10x more plaque than a manual toothbrush. The pressure sensor with a light ring prevents gum damage, while BrushSync technology reminds you to change brush heads for optimal performance. Features like 12 brushing settings, five modes including White+ and Gum Health, and a smart timer make it easy to customize your care. Bluetooth connectivity works with Android and iOS devices for personalized coaching and progress tracking. Includes multiple brush heads and a travel case for convenience.
Features
- 62,000 bristle movements per minute
- 12 brushing settings
- 5 brushing modes: Clean, White+, Gum Health, Deep Clean+
- 3 intensity levels: High, Medium, Low
- Pressure sensor with visual feedback (light ring)
- BrushSync technology for brush head replacement reminders
- Bluetooth 4.0 connectivity
- Compatible with Android phones and tablets, iPhone 4S or higher, iPad 3rd Gen or higher
- Slim ergonomic handle design
- Rechargeable Lithium-ion battery
- Up to 14 days of battery life per charge
- 110-220V voltage compatibility
- 2-year limited warranty
- Includes: handle, 1 DiamondClean 9000 brush head, 1 C3 Premium Plaque Control brush head, 1 W2 Optimal White brush head, glass charger, USB charging travel case
- Removes up to 10x more plaque than manual toothbrush
- Whitens teeth in 1 day
- Improves gum health up to 7x in 2 weeks
- BrushPacer and SmartTimer features
- Smart brush head recognition
- Microchip in brush head for automatic mode selection
- Scrubbing sensor to reduce excessive scrubbing
- App features: real-time feedback, personalized coaching, 3D mouth map, progress tracking
- TouchUp feature for missed spots
- Dimensions: 4.409 inches width, 1.417 inches height, 4.606 inches length
- Sonicare Fluid Action technology
General specs
- Brand: Philips
- Model: HX9912/77
- Seller: Joom
- ID: 692823f078f4c9013469c32e
- Timer: 2-minute
- Technology: Sonic
- Battery Life: 14
- Power Source: Rechargeable Battery
- Suitable For: Adults
- Cleaning Modes: 5
- Charging Method: USB
- Pressure Sensor: Yes
- Brush Head Shape: Round
- Head Compatibility: Oral-B
- Brush Heads Included: 1
- Vibrations Per Minute: 62000
- First listed by seller: 12/6/25
If you are interested in more details, you can find full information on the seller's page.
Shipping options
United States
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| Brand | Philips | Philips | Oral-B | Oral-B | Oral-B | Marlincare |
| Model | HX9912/77 | HX9690/05 | D706.513.6X | D 36.535.5 X WH | SmartSeries5000 | M10PRO |
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| Price | $377.09 | $199.99 | $199.99 | $59.94 | $59.94 | $26.99 |
| Seller | Joom | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | Mar 5, 2026 | Feb 7, 2026 | Feb 7, 2026 | Feb 7, 2026 | Feb 7, 2026 | Feb 4, 2026 |
| Timer | 2-minute | 2-minute | 2-minute | 2-minute | 2-minute | |
| Technology | Sonic | Sonic | Magnetic Levitation | Magnetic Levitation | Sonic | |
| Battery Life | 14 | <num1>, <num2> | 10 | 180 | ||
| Power Source | Rechargeable Battery | Rechargeable Battery | Rechargeable Battery | Rechargeable Battery | ||
| Suitable For | Adults | Children | Children | Children | ||
| Cleaning Modes | 5 | 4 | 5 | 5 | ||
| Charging Method | USB | Direct Plug-in | Direct Plug-in | Magnetic | ||
| Pressure Sensor | Yes | Yes | Yes | Yes | Yes | |
| Brush Head Shape | Round | Round | Round | |||
| Head Compatibility | Oral-B | Oral-B | Oral-B | |||
| Brush Heads Included | 1 | 2 | 1 | 1 | 4 | |
| Vibrations Per Minute | 62000 | <num1>, <num2> | 8800 | 55000 | ||
| Bristle Softness | Soft | Soft | Soft | Soft | ||
| Battery Type | Li-Polymer | Li-Polymer | Li-Polymer | |||
| Water Resistance | IPX7 | IPX7 | IPX8 | |||
