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Philips Sonicare HX9990/12 9900 Prestige Rechargeable Electric Toothbrush with SenseIQ, Midnight
- SenseIQ technology senses, adapts and cares for your teeth
- Removes up to 20x more plaque than a manual toothbrush
- Up to 15x healthier gums in 6 weeks vs. a manual toothbrush
- Seamless one-touch control with touch-interface design
- Sleek and compact with premium leatherette travel case with USB charging
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Overview
Specs
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Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Limited Warranty period (parts): 2 years
- Limited Warranty period (labor): 2 years
- Read full details
Return Policies
- Return for refund until: January 31, 2026
- Return for replacement until: January 31, 2026
- This item is covered by Newegg.com's Extended Holiday Return Policy.
- Read full return policy for details.
We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2025 and December 31, 2025 you will have until January 31, 2026 to return your product.
Manufacturer Contact Info
- Manufacturer Product Page
- Manufacturer Website
- Support Phone: 1-800-682-7664
- Support Website
- View other products from Sonicare
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The Philips Sonicare HX9990/12 9900 Prestige is a premium rechargeable electric toothbrush for people who want brushing that adapts to their technique, with SenseIQ monitoring pressure, motion and coverage and adjusting in real time.
Recommended For
- Frequent travelers who want to keep their brushing routine while away from home; the included compact case can charge the toothbrush during travel.
- People working to improve brushing pressure or coverage who are willing to use app feedback; SenseIQ adapts to pressure and motion, while the app reports brushing habits and missed areas.
- Users who prefer to set a brushing mode and intensity once, then follow the same routine each morning and night; reviewers found it easy to use this way after initial app setup.
- People who want reminders to replace their brush head rather than tracking its age themselves; BrushSync tracks use and signals when a replacement is due.
Real-World Use Scenarios
- When someone tends to miss the same areas, they can use the app’s mouth map and brushing feedback to spot where to spend more time; treat it as a guide, since reviewers found the coverage tracking helpful but not infallible.
- For someone who brushes too hard or scrubs back and forth, pressure and motion feedback can prompt them to ease up; SenseIQ can also adapt the brush’s response during brushing.
- For frequent work trips or overnight stays, the compact USB-charging travel case keeps the brush together with its charging setup, making it easier to bring than a separate stand.
- After an initial setup in the Sonicare app, someone who prefers a simple routine can start brushing with the handle’s power button; changing settings later may require returning to the app.
- Someone moving from a manual toothbrush can use the brushing feedback to notice habits such as excessive scrubbing and gradually adjust their technique, while still brushing all tooth surfaces themselves.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | Adults seeking a rechargeable electric toothbrush with adaptive brushing, multiple settings, and travel-ready accessories |
| Brushing Features And Controls | SenseIQ monitors brushing and adapts automatically; BrushSync pairs the brush head with a brushing mode and provides replacement reminders. Includes 15 settings, Bluetooth connectivity, a brushing timer, and touch-interface control |
| Brush Head And Bristles | Oval head with soft nylon bristles; includes a Premium All-in-One brush head |
| Battery And Power | Rechargeable, battery-powered operation with one included lithium-ion battery rated at 2.9 Wh |
| Included Accessories | Toothbrush handle, charging stand, travel case, USB cable, and brush head |
| Physical Specifications | Plastic handle; 405 g item weight; dimensions 7.4 × 16.8 × 16.8 cm |
| Safety And Intended Use | For adult use; not suitable for children under 3. Do not submerge the handle, and use only with compatible Philips Sonicare chargers |
| Model Identifiers | Philips Sonicare 9900 Prestige, model HX9990/12, in Midnight |