# Philips Sonicare DiamondClean 9400 HX9917/89 Electric Toothbrush

Philips Sonicare DiamondClean 9400 HX9917/89 is an app-connected electric toothbrush listing four cleaning programs, three intensity levels and a pressure sensor. Customer feedback is positive about cleaning and design but mixed on battery life and value, with durability concerns also reported.

- [Original product page](https://aussiedealscout.com/product/philips-sonicare-diamondclean-9400-hx9917-89-electric-toothbrush)
- [View offer](https://aussiedealscout.com/visit/philips-sonicare-diamondclean-9400-hx9917-89-electric-toothbrush)
- Market: AU
- Language: en-AU
- Currency: AUD
- Brand: Philips
- Model: Philips Sonicare Diamondclean 9400 Electric Toothbrush with App Hx 9917 Networked Cleaning
- Category: Beauty & Health > Personal Care Appliances > Electric Toothbrushes
- Price: 211.44 AUD
- Previous price: 318.83 AUD
- Discount: 34%
- Price checked: 2026-11-13T11:59:30.335Z
- Rating: 4.1 / 5
- Reviews: 1863

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- The listing specifies four cleaning programs and three intensity levels for adjusting the brushing routine.
- A pressure sensor is listed, alongside app connectivity and intelligent brush-head detection in the title.
- The manufacturer claims 62,000 movements and up to 20 times more plaque removal than a manual toothbrush. Its stated comparison is against a manual toothbrush.
- A personalised progress report is described as an app feature.

## Pros

- Four programs and three intensity levels give users options to tailor their brushing routine.
- A pressure sensor and brush-head detection are listed, while the app is described as providing a personalised progress report.
- Customer feedback reports positive impressions of cleaning, including between teeth, and the design.

## Cons

- Customer feedback includes reports of the toothbrush breaking within the first six months, so buyers prioritising durability should weigh this concern.
- Customer views on battery life and value are mixed.

## Specifications

### Identity and use
- Brand: Philips
- Model: Philips Sonicare Diamondclean 9400 Electric Toothbrush with App Hx 9917 Networked Cleaning
- Intended age: Adult
- Colour: Black
- Cleaning programs: 4
- Head shape: Oval
- Movement: Vibrate
### Power and features
- Power configuration: Corded Electric
- Special feature: Pressure Sensor
- Firmness description: Hard
- Brush-head bristle material: Nylon
- Handle material: Plastic
### Dimensions and weight
- Dimensions listed: 11 x 17 x 25 centimetres
- Weight listed: 1.03 Kilograms

## Before you buy

- The title identifies this as a DiamondClean 9400, while the stated box contents name a DiamondClean 9000. The listing also calls the charging accessory a “charging glass” and gives its last item as “UBS”. Confirm the selected listing and exact kit before buying.

## In the box

- DiamondClean 9000 toothbrush (Check selected pack): Named in the box-contents list, which conflicts with the DiamondClean 9400 title.
- A3 premium all-in-one brush head (Check selected pack)
- G3 premium gum care brush head (Check selected pack)
- Charging glass (Check selected pack): The listing uses the wording “charging glass”.
- UBS (Check selected pack): The box-contents list gives this item as “UBS”, with no further identification.

## A good fit for

- Adults seeking an electric toothbrush with multiple cleaning programs and intensity levels.
- Buyers interested in pressure sensing, brush-head detection and app-based progress reporting.

## Less suited to

- Buyers who need confirmed battery-runtime details, as none are provided here.
- Buyers who want an unambiguous model and package specification without checking the listed 9400-versus-9000 discrepancy.

## Customer feedback

Customer feedback describes good cleaning, including in interdental spaces, and a positive-looking design. Battery-life experiences vary, value opinions are mixed, and durability concerns include reports of breakage within the first six months. These are customer impressions rather than verified product outcomes. The listing specifies multiple cleaning modes and an app, but gives no battery-runtime information to resolve the varied battery feedback.
- Positive themes: Customers report effective cleaning, including between teeth.
- Positive themes: Customers describe the design positively.
- Negative themes: Some customers report the toothbrush broke within the first six months.
- Mixed feedback: Battery-life experiences differ, with some reporting long life and others saying it falls short of expectations.
- Mixed feedback: Value opinions vary, with some considering it worthwhile and others finding it pricey.

## Frequently asked questions

### How many cleaning programs and intensity levels are listed?
The listing gives four cleaning programs and three intensity levels.
### Does the toothbrush include an app?
The title describes it as having an app, and the feature text mentions a personalised progress report. The listing does not provide further app requirements or compatibility details.
### What is included in the package?
The stated contents list a DiamondClean 9000, two brush heads, a charging glass and “UBS”. This conflicts with the DiamondClean 9400 title, so confirm the exact kit for the selected listing.

## Alternative options

- [Philips Sonicare 5500 Electric Toothbrush Dual Pack \| Up to 10x more plaque removal\* \| Pressure sensor \| Clean and White modes \| 2 handles and chargers \| HX7119/03](https://aussiedealscout.com/visit/philips-sonicare-diamondclean-9400-hx9917-89-electric-toothbrush)
- [Philips Sonicare DiamondClean 9000 Rechargeable Electric Toothbrush with App, Built-in Pressure Sensor, 4 Clean Modes & 3 Intensities, Black, HX9914/75](https://aussiedealscout.com/visit/philips-sonicare-diamondclean-9400-hx9917-89-electric-toothbrush)
- [Oral-B iO Series 3 Clean & Gum Protect Electric Toothbrush, Ice Blue](https://aussiedealscout.com/visit/philips-sonicare-diamondclean-9400-hx9917-89-electric-toothbrush)
- [Oral-B Vitality Pro Deep Clean Electric Toothbrush with Travel Case - Lilac 1 Pack](https://aussiedealscout.com/visit/philips-sonicare-diamondclean-9400-hx9917-89-electric-toothbrush)
- [Oral-B iO Series 5 Black Bluetooth Electric Toothbrush with A.I. Connectivity, 5 Brushing Modes, Travel Case & Charging Station Included](https://aussiedealscout.com/visit/philips-sonicare-diamondclean-9400-hx9917-89-electric-toothbrush)
- [Oral-B iO 6 Connected Coach Electric Toothbrush with Travel Case, Black Lava](https://aussiedealscout.com/visit/philips-sonicare-diamondclean-9400-hx9917-89-electric-toothbrush)
- [Oral-B iO Series 2 Gentle Clean Electric Toothbrush, Black](https://aussiedealscout.com/visit/philips-sonicare-diamondclean-9400-hx9917-89-electric-toothbrush)
- [SEAGO Kids Electric Toothbrush, Rechargeable Sonic Soft Bristle With 8 Brush Heads, For Kids And Children, Ages 3-12 \(Navy, Normal\)](https://aussiedealscout.com/visit/seago-kids-rechargeable-sonic-toothbrush-8-heads)

## Add-ons

- [Philips Sonicare HX9094/88 A3 Premium All-in-One Original Replacement Brush Heads, Black, Pack of 4](https://aussiedealscout.com/visit/philips-sonicare-diamondclean-9400-hx9917-89-electric-toothbrush)

## Images

![Philips Sonicare DiamondClean 9400 HX9917/89 Electric Toothbrush — 1](https://aussiedealscout.com/i/VtochFEv-JDeXFydMeiG4rr9n1X86bY83ryD-nWxQ8xIH8tpK2NuNtG6xb6vo4BcBzwFZa-rHU4EXV4UqAOUUyPpcYXmNNcPksSmIanbgPkWUuHkWc-d44mk.jpg)

![Philips Sonicare DiamondClean 9400 HX9917/89 Electric Toothbrush — 2](https://aussiedealscout.com/i/KSqRmquWq5HNlCZRqcFVrTpEgg2BKj4UAYO-Gx9JpeQ3OxdaMWO_yhWrO_OY4j-6WzT3ZyJpoCtA82oMElW2NXR4koAtw4vUsvUv1XOsxOXZTvZVMPfdsk_k.jpg)

![Philips Sonicare DiamondClean 9400 HX9917/89 Electric Toothbrush — 3](https://aussiedealscout.com/i/9lnKC1qITQ0FUpydTuY6_lMnK4wMBaKkpvR4A17q7WtHyy5DViNawneKe0lm7pgiTkE7gP6qijTvYS7I5cpLFVEgHpI0pgph6dPgnCRqEjGuK6ETKaxBgTfq.jpg)

![Philips Sonicare DiamondClean 9400 HX9917/89 Electric Toothbrush — 4](https://aussiedealscout.com/i/EtVyihTII_ezZi3tXACEqNIaguG1WwSB8t0B5bXdVTC_uNkLXddKADygH_SMJRTdOH9LVxZpQNPWGyAn0ELmzt8mRrdcHwvo0ZGUDJXbWlgQmaB6RkPDpi_c.jpg)

![Philips Sonicare DiamondClean 9400 HX9917/89 Electric Toothbrush — 5](https://aussiedealscout.com/i/nL1GNJcdEvx23gQ4SMy_dMZDmOCl83JceaxhHs8PNFB9kBX-iY-Zj5guEvulZSLiJ9Wfy6rZM7H882rxruZ3u3TZHluREkRdEWVKYPRmQ_BFiI_R30niRt54.jpg)

![Philips Sonicare DiamondClean 9400 HX9917/89 Electric Toothbrush — 6](https://aussiedealscout.com/i/eKrWjgeSLL8FVSFO01ZHDf3vTDHlQV5ujkZApFGDgZrzHL1w9jh8OuY34x5sGlKTa0Ja3iHDD5Pa0M4BacxY7_cDZqLq48lzWdV13zFL0I6x-XsxyuNMixnO.jpg)

![Philips Sonicare DiamondClean 9400 HX9917/89 Electric Toothbrush — 7](https://aussiedealscout.com/i/ursjmseVTA2i34ISq6fhq-qUo6H3w-PitM9Fk7_XhfJXDEGVqybcDNQrRh1V2PhH0u7en9DmpynAbVeRg3-4nryQZg-egofLSSGF3FnyBPgx1AfP2nrE5-PL.jpg)