Philips Sonicare DiamondClean 9900 Prestige HX9813/92 Sonic Toothbrush

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Product guide

Philips Sonicare DiamondClean 9900 Prestige HX9813/92 Sonic Toothbrush

Philips Sonicare DiamondClean 9900 Prestige HX9813/92 is a rechargeable sonic toothbrush with SenseIQ pressure adaptation and on-handle coverage feedback. Its 8 modes and 3 intensities offer customisation, while the travel charging case and base with glass suit home and travel use.

At a glance

SenseIQ is described as adapting brushing intensity to pressure, motion and coverage, with feedback on the handle.
Coverage feedback indicates cleaned and missed areas during and after brushing.
The handle display provides 8 brushing modes and 3 intensity choices. The listing also states 24 settings.
Bluetooth connection to the Sonicare app is optional for progress tracking and extra insights, according to the listing.
Manufacturer claims include 62,000 bristle movements per minute and a Prestige charging travel case.

Price

€299.08Save 12%

Reference price: ~~€338.17~~

Price checked: 12 Nov 2026

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Often bought together

Philips Sonicare A3 Premium All-in-One, Genuine Replacement Toothbrush Heads, Black, 6 Pack, HX9096/88

€53.99

Pros and cons

Pros

On-handle coverage and pressure guidance can help users adjust technique without relying on the app.
Eight modes and three intensity levels provide more choice than a single fixed brushing programme.
The listed kit includes a brush head, charging travel case, charging base and glass.

Cons

Customers report concerns about reliability and durability, including some accounts of units failing within months.
The purchase price is a concern in customer feedback, and some users consider the app unnecessary.

Technical specifications

15 specifications

Identity
Brand	Philips
Model	HX9813/92
Type	rechargeable sonic toothbrush
Colour	Black
Age range	Adult

Brushing and feedback
Settings	24
Modes	8 modes
Intensities	3 intensities
Bristle movements	62,000 bristle movements per minute
Special features	Smart Pressure Feedback,SenseIQ,Smart Coverage Feedback
Operation mode	powered
Movement	vibrate

Dimensions and weight
Dimensions listed	9.3 x 16 x 23 centimetres
Weight listed	736 Grams

Materials
Handle material	plastic

What to know before buying

Listing details to confirm

The listing says 24 settings and separately specifies 8 modes with 3 intensities. These figures are not explained as a matching total, so confirm how settings are counted if that distinction matters. Customer feedback is mixed on battery life, with reports ranging from nearly a month to poor endurance. Some customers also report reliability and durability concerns. Battery life is not specified in the listing.

What’s in the box

Included

DiamondClean 9900 Prestige rechargeable sonic toothbrush
1 A3 All-in-One brush head
Prestige charging travel case
Prestige charging base
Glass

Who is it for?

A good fit for

Buyers who want brushing guidance and feedback directly on the handle.
People who prefer several brushing modes and intensity options.
Travellers who would use a charging travel case.

Less suited to

Buyers prioritising a lower-cost toothbrush or who do not want to pay for app-linked smart features.
Buyers who need a stated battery-life figure before choosing a travel toothbrush.

Philips Sonicare DiamondClean 9900 Prestige HX9813/92 Sonic Toothbrush · photo 2 — Additional product photo 2

Customer reviews on Amazon

4 / 5 · 732 ratings

5 stars63%63%
4 stars12%12%
3 stars5%5%
2 stars5%5%
1 star15%15%

Customer feedback describes effective cleaning and appreciates the product's quality, but reports are mixed on battery life and app usefulness. Reliability and durability concerns, along with dissatisfaction about the price, are also reported. The mixed battery comments matter for travel use because the listing gives no battery-life duration. The on-handle feedback works without the app, which may suit buyers who share the view that app functions are unnecessary.

Positive themes

Customers describe the toothbrush as effective and say it leaves teeth feeling clean.
Customers also appreciate its quality.

Negative themes

Some customers express disappointment with the price.
Feedback includes concerns about reliability and durability, including reports of failures within months.

Mixed feedback

Battery life receives mixed feedback, with some reporting nearly a month and others reporting poor endurance.
Some customers find the app unnecessary.

Frequently asked questions

Does this toothbrush require the Sonicare app?

No. The supplied listing says the core smart features are available on the handle display. Bluetooth app connection is optional for progress tracking and extra insights.

How many brushing modes and intensity levels are listed?

The feature details specify 8 modes and 3 intensities. The title and specifications also say 24 settings, without explaining how that total relates to the mode and intensity choices.

What is included in the listed kit?

The manufacturer contents list specifies the toothbrush, one A3 All-in-One brush head, a Prestige charging travel case, a Prestige charging base and a glass.

Is battery life specified?

No battery-life duration is provided in the supplied listing. Customer feedback on battery endurance is mixed.