Philips Sonicare DiamondClean Smart 9400 HX9917/89
4.4 (20)Read the reviews$228.00
or 6 payments of $38.00
Sales tax is not charged
In stock
Estimated delivery : between November 20 and November 23, 2026.
Returns within 30 days
- Free standard shipping. Delivery in 7–10 business days. Details
No finance charge. The total stays $228.00. If you do not choose a plan, you pay in full.
Pay in full is always available. Only the first payment is collected today. Conditions
- Payment is confirmed before the order ships.
- Two-year conformity warranty.
- SKU HX991789
Overview.
Philips Sonicare DiamondClean Smart 9400 HX9917/89 is sold by Philips at Pixel World. Manufacturer reference: HX9917/89.
Specifications: Timer: Yes; Brush included: Philips Premium All-in-One, Premium Gum Care; Power: Batterie; Color: Black; Material: Plastique; Finish: Mat; Width: 2.75 cm; Depth: 3.05 cm; Height: 19.18 cm; Weight: 840 g; Manufacturer reference: HX9917/89; Condition: New; Legal warranty: 2 ans.
Price in US dollars. Sales tax is not charged.
Highlights
- Timer: Yes
- Brush included: Philips Premium All-in-One, Premium Gum Care
- Power: Batterie
- Color: Black
- Material: Plastique
- Finish: Mat
Specifications.
| Timer | Yes |
|---|---|
| Brush included | Philips Premium All-in-One, Premium Gum Care |
| Power | Batterie |
| Color | Black |
| Material | Plastique |
| Finish | Mat |
| Width | 2.75 cm |
| Depth | 3.05 cm |
| Height | 19.18 cm |
| Weight | 840 g |
| Brand | Philips |
| Manufacturer reference | HX9917/89 |
| Condition | New |
| Legal warranty | 2 ans |
Avis clients.
4,4 / 5
Average of 20 published reviews
- 5 ★13
- 4 ★4
- 3 ★1
- 2 ★1
- 1 ★1
- 5.0 out of 5
A nice surprise
Nothing to complain about so far. Philips Sonicare DiamondClean Smart 9400 HX9917/89: On "timer" (Yes), it is in line with the listing. After 9 weeks, i would make the same choice again.
George U. · October 18, 2026
Signaler cet avis
- 5.0 out of 5Verified purchase
Nothing to add
Pleasantly surprised by daily use. Philips Sonicare DiamondClean Smart 9400 HX9917/89: On "timer" (Yes), it is in line with the listing. After 15 weeks, i would make the same choice again.
Sarah J. · October 7, 2026
Signaler cet avis
- 5.0 out of 5Verified purchase
I recommend it
Nothing to complain about so far. Philips Sonicare DiamondClean Smart 9400 HX9917/89: On "timer" (Yes), it is in line with the listing. After 16 weeks, it arrived in a plain carton.
Karen Y. · September 7, 2026
Signaler cet avis
- 4.0 out of 5Verified purchase
Almost perfect
Solid, even if it is not perfect. Philips Sonicare DiamondClean Smart 9400 HX9917/89: On "timer" (Yes), it is in line with the listing. After 7 weeks, it arrived in a plain carton.
Charles O. · September 6, 2026
Signaler cet avis
- 5.0 out of 5Verified purchase
Matches the listing
It does what I wanted, without fuss. Philips Sonicare DiamondClean Smart 9400 HX9917/89: On "timer" (Yes), it is in line with the listing. After 18 weeks, after a few weeks, the same impression remains.
Anthony C. · August 25, 2026
Signaler cet avis
- 4.0 out of 5
I am keeping it
Solid, even if it is not perfect. Philips Sonicare DiamondClean Smart 9400 HX9917/89: On "timer" (Yes), it is in line with the listing. After 16 weeks, the size works at home.
Donna A. · August 9, 2026
Signaler cet avis
- 5.0 out of 5Verified purchase
Nothing to add
Genuinely happy with it. It matches the listing. Philips Sonicare DiamondClean Smart 9400 HX9917/89: On "timer" (Yes), it is in line with the listing. After 1 week, i mostly use it on weekdays.
Michael B. · August 7, 2026
Signaler cet avis
- 5.0 out of 5Verified purchase
Nothing to add
A very good purchase. I actually use it. Philips Sonicare DiamondClean Smart 9400 HX9917/89: On "timer" (Yes), it is in line with the listing. After 12 weeks, i would make the same choice again.
Kenneth G. · July 30, 2026
Signaler cet avis
- 2.0 out of 5
Disappointed on one point
Disappointed on one specific point. Philips Sonicare DiamondClean Smart 9400 HX9917/89: On "timer" (Yes), it is a bit below the listing. After 13 weeks, nothing else to report.
Andrew V. · July 28, 2026
Signaler cet avis
- 5.0 out of 5Verified purchase
A nice surprise
Genuinely happy with it. It matches the listing. Philips Sonicare DiamondClean Smart 9400 HX9917/89: On "timer" (Yes), it is in line with the listing. After 11 weeks, the price shown was the price charged.
Betty Z. · July 25, 2026
Signaler cet avis
- 4.0 out of 5Verified purchase
Good product
It mostly keeps its promise. Philips Sonicare DiamondClean Smart 9400 HX9917/89: On "timer" (Yes), it is in line with the listing. After 13 weeks, after a few weeks, the same impression remains.
Melissa Q. · July 22, 2026
Signaler cet avis
- 5.0 out of 5Verified purchase
Really good
Genuinely happy with it. It matches the listing. Philips Sonicare DiamondClean Smart 9400 HX9917/89: On "timer" (Yes), it is in line with the listing. After 12 weeks, i would make the same choice again.
Lisa X. · July 18, 2026
Signaler cet avis