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Philips Sonicare 9900 Prestige Rechargeable Electric Power Toothbrush with SenseIQ, Champagne (HX9990/11)
- 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
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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 9900 Prestige HX9990/11 is a rechargeable electric toothbrush with SenseIQ, which monitors brushing pressure, motion and coverage and adapts in real time. It suits people seeking personalized teeth and gum care, with a connected brush head and replacement reminders.
Recommended For
- Frequent work or leisure travelers who want a compact brush with a charging travel case, rather than packing a separate countertop charger.
- People working on brushing too hard or missing areas who want real-time pressure and coverage feedback, with the brush adjusting intensity when it senses excess pressure.
- Routine-focused brushers who want app-based summaries and coaching to spot brushing habits over time, rather than relying only on a timer.
- Users who prefer one all-purpose brush head and want to adjust cleaning settings through the app instead of switching heads for different brushing needs.
Real-World Use Scenarios
- When someone tends to rush or miss parts of their mouth, they can use the app’s coverage feedback to spot areas that may need more attention; treat the coverage map as a guide, not a guarantee that every surface was brushed.
- If someone tends to brush too hard, the brush can alert them and reduce intensity when excessive pressure continues, helping them ease up rather than press harder through the routine.
- For someone who wants to improve brushing habits over time, the app can show session feedback and longer-term summaries, making it easier to notice recurring pressure or coverage patterns and adjust their routine.
- When packing for a trip, someone can store the brush in its charging travel case and avoid bringing the usual charging stand; the case is designed to charge the handle while away from home.
- If someone prefers a gentler brushing feel, they can choose a suitable mode or intensity in the app and keep that preference for everyday brushing instead of relying only on the default feel.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | Adults seeking a rechargeable electric toothbrush with adaptive brushing and a travel case |
| Brushing Technology And Controls | SenseIQ adapts brushing based on monitored pressure, motion and coverage; three settings, automatic operation, touch-interface control, BrushSync mode pairing and replacement reminders, plus Bluetooth connectivity |
| Brush Head And Care | Includes a soft-bristled, oval All-in-One brush head; BrushSync alerts when it is time to replace the head |
| Battery And Power | Rechargeable, battery-powered toothbrush with one included, installed lithium-ion battery rated at 2.85 Wh; battery is not replaceable |
| Included Accessories | Connected toothbrush handle, frosted charging stand, premium All-in-One brush head and Prestige travel case |
| Design And Materials | Champagne finish, plastic handle and compact travel-ready design |
| Safety And Compatibility | Use only with compatible Philips Sonicare chargers; do not submerge the handle; not suitable for children under 3 |
| Model Identifiers | Philips Sonicare 9900 Prestige, model HX9990/11 |