Philips Sonicare DiamondClean Smart 9400
Sonic toothbrushColour2
Product details
The Philips Sonicare DiamondClean 9400 electric sonic toothbrush with app HX9917/88 ensures whiter teeth while simultaneously improving oral health. With the A3 Premium All-in-One brush head featuring angled bristles, it allows for thorough plaque removal, even in hard-to-reach areas. Thanks to its triangular tips, the sonic toothbrush also eliminates stains for a radiant smile. Offering four brushing programs and three intensity levels, it provides a personalized brushing experience. To prevent excessive pressure, the Philips Sonicare DiamondClean 9400 is equipped with a pressure sensor.
All-in-One brush head for comprehensive care.
Brushing as usual - 20 times more effective with the A3 brush head and 10 times more effective with the G3 brush head compared to a manual toothbrush.
Up to 7 times healthier gums in just 2 weeks.
Customize the DiamondClean 9400 to your needs.
The BrushSync technology automatically selects the best brushing program for you and alerts you when you are applying too much pressure.
Included: 1x HX9917/88, 1x All-in-One Premium brush head, 1x G3 Premium Gum Care, 1x charging glass, 1x USB travel charging case.
Toothbrush type | Sonic toothbrush |
Equipment + Functions | App supports, Bluetooth, Brush head change reminder, Charge level indicator, Display, Print feedback, Timer |
Number of levels | 4 x |
Power supply | Rechargeable battery operated |
Battery life | 336 h |
Target group | Adults |
Scope of delivery | 1x charging case, 1x charging glass, 1x charging station with mains plug, 1x handle, 1x USB cable, 2x brush heads |
Item number | 18233310 |
Manufacturer | Philips Sonicare |
Category | Electric toothbrush |
Manufacturer no. | HX9917/88 |
Release date | 3.8.2021 |
Sales rank in Category Electric toothbrush | 37 of 1043 |
May include power adapter | No |
Colour | White |
Exact colour description | White |
Target group | Adults |
Toothbrush type | Sonic toothbrush |
Equipment + Functions | App supports, Bluetooth, Brush head change reminder, Charge level indicator, Display, Print feedback, Timer |
Cleaning programme | Daily clean, Deep clean, Gum massage, Whitening |
Number of levels | 4 x |
Manufacturing technology | 62,000 movements per minute |
Country of origin | China |
Manufacturer commitment | RE100, SBTi |
Manufacturer compensation | According to RE100, the manufacturer Philips Sonicare fully compensates for its energy consumption, leading to a reduction in emissions. |
CO₂-Emission | |
Climate contribution |
Model number | HX9917/89 |
Power supply | Rechargeable battery operated |
Battery life | 336 h |
Charging variant | Travel pouch |
Battery type | Li-ion |
Battery size | Device specific |
Mains voltage | 220 V |
Scope of delivery | 1x charging case, 1x charging glass, 1x charging station with mains plug, 1x handle, 1x USB cable, 2x brush heads |
Length | 17 cm |
Width | 11 cm |
Height | 25.50 cm |
Weight | 1053 g |
Length | 25.70 cm |
Width | 19.20 cm |
Height | 11 cm |
Weight | 1.05 kg |
News
| URL | https://www.philips.ch/c-w/aktionen/GZG.html |
| Valid from | 6.11.2024 |
| Ends | 31.12.2025 |
| Closing date | 31.12.2025 |
1. buy the participating product & test it for 100 days
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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- 15.Oclean4 %
- 16.Emmi-dent4.2 %
- 17.Philips Sonicare4.5 %
- 18.Ailoria4.6 %
- 19.Waterpik5.2 %
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- 12.happybrush1 day
- 14.Oral-B2 days
- 14.Philips Sonicare2 days
- 16.Emmi-dent8 days
- 17.Zahnheld29 days
Return rate
How often is a product of this brand in the «Electric toothbrush» category returned?
Source: Digitec Galaxus- 6.Nuvita0.6 %
- 9.Laifen0.7 %
- 9.Philips Sonicare0.7 %
- 11.Ailoria0.8 %
- 11.Oclean0.8 %