Philips Sonicare DiamondClean 9000

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Colour5

Product details

The DiamondClean 9000 HX9911/94 electric sonic toothbrush from Philips enables thorough cleaning and removal of discolouration. With its Premium Plaque Defence, it removes plaque 10 times more effectively than simple brushing with a manual toothbrush. The electric toothbrush has a brush head with soft and flexible bristles to remove plaque even from hard-to-reach areas. It is equipped with several brushing programmes and different intensity levels that can be selected individually. The electric sonic toothbrush is also equipped with an integrated pressure sensor that uses vibration to alert you if you are brushing too hard.

Up to 10 x more plaque removal compared to a manual toothbrush

Gentle cleaning - pressure control warns if too much pressure is applied

4 cleaning programmes, 3 intensity levels, up to two weeks battery life

Automatic brush head recognition and brush head change indicator

Intelligent cleaning control and progress report via app

1x HX9911/94, 1x premium for plaque protection, 1x USB travel charging case, 1x charging glass, 1x charging station

Key specifications

Target group
Adults
Toothbrush type
Sonic toothbrush
Equipment + Functions
BluetoothBrush head change reminderPrint feedbackTimer
Number of levels
4x
Power supply
Rechargeable battery operated
Battery life
336 h
Scope of delivery
1x brush head1x charging case1x charging glass1x charging station with mains plug1x handle1x USB cable

General information

Item number
13037847
Manufacturer
Philips Sonicare
Category
Electric toothbrush
Manufacturer no.
HX9911/94
Release date
17.6.2020
Sales rank in Category Electric toothbrush
5 of 989
May include power adapter
No

Colour

Colour
White
Exact colour description
Rose Gold / White

Electric toothbrush properties

Target group
Adults
Toothbrush type
Sonic toothbrush
Equipment + Functions
BluetoothBrush head change reminderPrint feedbackTimer
Cleaning programme
Daily cleanDeep cleanGum massage
Number of levels
4x

Origin

Country of origin
China

Sustainability

Manufacturer commitment
SBTi

Voluntary climate contribution

CO₂-Emission
Climate contribution

Power supply

Power supply
Rechargeable battery operated

Battery properties

Battery life
336 h
Charging variant
Travel pouch
Battery type
Li-ion

Mains operation Features

Mains voltage
220 V

Scope of delivery

Scope of delivery
1x brush head1x charging case1x charging glass1x charging station with mains plug1x handle1x USB cable

Product dimensions

Length
18 cm
Width
12 cm
Height
26 cm

Package dimensions

Length
25.90 cm
Width
17.20 cm
Height
12 cm
Weight
1.06 kg

30-day right of return if unopened
24 Months Warranty (Bring-in)
1 additional offer

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Electric toothbrush» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 17.Xiaomi
    3.4 %
  • 19.Laifen
    3.6 %
  • 20.Philips Sonicare
    4.1 %
  • 21.Fairywill
    4.3 %
  • 21.Waterpik
    4.3 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 7.Oclean
    1 day
  • 7.Oral-B
    1 day
  • 10.Philips Sonicare
    2 days
  • 11.Trisa
    3 days
  • 12.Clean
    4 days

Return rate

How often is a product of this brand in the «Electric toothbrush» category returned?

Source: Digitec Galaxus
  • 8.Nuvita
    0.6 %
  • 10.Laifen
    0.7 %
  • 10.Philips Sonicare
    0.7 %
  • 12.Whitewash
    0.9 %
  • 13.happybrush
    1 %
Source: Digitec Galaxus

Translation: machine translated
Very good92/100
CHIP OnlineSingle testReleaseFebruary 2026
  • PositiveSuper teeth cleaning
  • PositiveUncomplicated handling
  • PositiveBrush heads with customised memory
  • NegativeLong charging time
  • NegativeSmooth handpiece can roll away
  • NegativeExpensive replacement brushes