The Philips Sonicare 9000 Series electric sonic toothbrush HX9911/84 ensures improved oral health and whiter teeth. It is equipped with advanced sonic technology to remove discolouration and plaque. With the premium brush head, the electric toothbrush offers particularly thorough brushing and adapts optimally to the shape of the teeth. Thanks to the improved surface contact, even hard-to-reach areas can be cleaned effectively. Several cleaning programmes and different intensity levels can be set according to personal requirements. The sonic toothbrush is also equipped with a pressure sensor that alerts you if too much pressure is applied.
Up to 10 x more plaque removal compared to a manual toothbrush
4 cleaning programmes and 3 intensity levels for a personalised brushing experience
BrushSync technology automatically selects the best brushing programme for you
Pressure sensor alerts you if you press too hard
Sonicare app for guidance and progress reports
1x HX9911/84, 1x premium for plaque protection, 1x case, 1x charging glass, 1x charging base
Toothbrush type | Sonic toothbrush |
Equipment + Functions | App supports, Bluetooth, Brush head change reminder, Charge level indicator, Print feedback, Timer |
Number of levels | 3 x |
Power supply | Rechargeable battery operated |
Battery life | 336 h |
Target group | Adults |
Scope of delivery | 1x brush head, 1x case, 1x charging station with mains plug, 1x handle |
Item number | 21965585 |
Manufacturer | Philips Sonicare |
Category | Electric toothbrush |
Manufacturer no. | HX9911/84 |
Release date | 17.5.2022 |
Sales rank in Category Electric toothbrush | 12 of 805 |
Colour | Rose |
Exact colour description | Rose |
Target group | Adults |
Toothbrush type | Sonic toothbrush |
Equipment + Functions | App supports, Bluetooth, Brush head change reminder, Charge level indicator, Print feedback, Timer |
Cleaning programme | Daily clean, Deep clean, Gum massage, Whitening |
Number of levels | 3 x |
Country of origin | China |
Manufacturer commitment | SBTi |
CO₂-Emission | |
Climate contribution |
Power supply | Rechargeable battery operated |
Battery life | 336 h |
Charging variant | Charging station |
Battery type | Li-ion |
Battery size | Device specific |
Mains voltage | 220 V |
Scope of delivery | 1x brush head, 1x case, 1x charging station with mains plug, 1x handle |
Length | 16 cm |
Width | 10 cm |
Height | 26 cm |
Weight | 650 g |
Length | 26.40 cm |
Width | 16.50 cm |
Height | 10 cm |
Weight | 644 g |
Product Safety |
| URL | https://www.philips.de/content/B2C/de_DE/promotions/GZG.html#registrierung |
| Valid from | 6.11.2024 |
| Ends | 31.12.2025 |
| Closing date | 31.12.2025 |
How often does a product of this brand in the «Electric toothbrush» category have a defect within the first 24 months?
Source: GalaxusHow 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: GalaxusHow often is a product of this brand in the «Electric toothbrush» category returned?
Source: GalaxusFirstly, this model deserves to win the test because it always effortlessly ensures completely clean teeth. It is also easy to use, even though its range of functions is significantly wider than that of other sonic toothbrushes, as the intensity of the vibrations can be adjusted regardless of the mode...
