# Philips Sonicare DiamondClean 9000 HX9911/84 Electric Toothbrush

Philips Sonicare DiamondClean 9000 HX9911/84 is a pink electric toothbrush supplied with a C3 Premium Plaque Control brush head, travel case and charger. Four brushing modes and three intensity levels give users options for different routines, while the listing’s conflicting vibration-rate claims and customer concerns about battery life and durability merit attention.

- [Original product page](https://bargainpostbox.co.uk/product/philips-sonicare-diamondclean-9000-hx9911-84-electric-toothbrush)
- [View offer](https://bargainpostbox.co.uk/visit/philips-sonicare-diamondclean-9000-hx9911-84-electric-toothbrush)
- Market: UK
- Language: en-GB
- Currency: GBP
- Brand: PHILIPS
- Model: Philips Sonicare DiamondClean 9000 Series Power Electric Toothbrush Special Edition
- Category: Beauty & Health > Personal Care Appliances > Electric Toothbrushes
- Price: 107.99 GBP
- Previous price: 299.99 GBP
- Discount: 64%
- Price checked: 2026-11-12T19:10:14.577Z
- Rating: 4 / 5
- Reviews: 954

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

- Four listed modes are Clean, White+, Gum Health and Deep Clean+.
- Three intensity levels are described as ranging from Low to High.
- The listing describes app guidance and a personalised progress report, as well as a pressure alert from built-in sensors.
- A C3 Premium Plaque Control brush head, travel case and charger base and puck are listed as included.

## Pros

- Several cleaning modes and intensity settings let users tailor the brushing routine.
- The listed app guidance and pressure alert may help users monitor their brushing habits.
- A travel case and charger are included in the stated contents.

## Specifications

### Identity
- Brand: PHILIPS
- Model: Philips Sonicare DiamondClean 9000 Series Power Electric Toothbrush Special Edition
- Model number: HX9911/84
- Colour: Pink
- Age range: Adult
### Brushing and connectivity
- Brushing modes: 4
- Intensity settings: three intensity settings, from Low to High
- Operation mode: Automatic
- Motion: Vibrate
- Claimed vibration rate: 62,000 pulses every minute
- App feature: Sonicare App
### Power and battery
- Power configuration: Corded Electric
- Battery listing: 1 Lithium Ion batteries required.
### Dimensions and materials
- Weight listed: 0.64 Kilograms
- Package dimensions: 26.1 x 15.6 x 10.2 cm; 640 g
- Bristle material: Nylon
- Handle material: Plastic
- Brush-head shape: Round
- Item firmness: Medium

## Before you buy

- The listing gives conflicting sonic vibration rates: 62,000 pulses per minute in one feature and 31,000 pulses per minute in the product description. Treat both as listing claims, not a settled specification. The listing also calls the power configuration corded electric while separately requiring a lithium-ion battery, so the exact power arrangement is unclear. Customer feedback reports mixed views of quality and value, alongside concerns about battery charging and durability. Whitening in three days is claimed only for White+ mode with a leading whitening toothpaste, and results may vary.

## In the box

- DiamondClean 9000 handle (Included)
- 1 x C3 Premium Plaque Control brush head (Included)
- Power adapter (Included)
- Travel case (Included)
- User manual (Included)
- 2 year global warranty (Included): Listed as an included component. Warranty terms are not provided.

## A good fit for

- Adults looking for a pink electric toothbrush with several modes and intensity choices.
- Buyers who want a travel case and app-linked brushing guidance in the stated kit.

## Less suited to

- Buyers who need clear, confirmed battery-life or power-configuration details before choosing.
- Buyers who prefer to avoid products with reported customer concerns about charging and durability.

## Customer feedback

Customer feedback is mixed on quality and value, with battery life and durability drawing negative comments, including reports of charging problems and failures. That feedback matters for a rechargeable brush intended for regular use, especially because the listing does not clearly reconcile its corded-electric description with its battery requirement. The supplied overall ratings are also mixed, so they do not establish that every unit will have these issues.

## Frequently asked questions

### Which brush head is listed with the Philips Sonicare DiamondClean 9000 HX9911/84?
The stated contents include one C3 Premium Plaque Control brush head.
### What brushing modes are described?
The product description names Clean, White+, Gum Health and Deep Clean+.
### Does the listing specify how it is powered?
It lists Corded Electric as the power configuration but also says one lithium-ion battery is required. The power details are therefore unclear in the supplied listing.
### What should I know about the whitening claim?
The claim of whiter teeth in three days is conditional on White+ mode and use with a leading whitening toothpaste. The listing says actual results may vary.

## Alternative options

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- [Philips Sonicare 5300 Electric Toothbrush, Sonic Toothbrush with 2 Intensity Levels, Pressure Alert, EasyStart, SmarTimer and BrushPacer, Black, Model HX7101/01 \[New Technology\]](https://bargainpostbox.co.uk/visit/philips-sonicare-5300-hx7101-01-electric-toothbrush)
- [Philips Sonicare DiamondClean Smart 9400 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 4 Brushing Modes and 3 Intensity Levels, Black, Model HX9918/89](https://bargainpostbox.co.uk/visit/philips-sonicare-diamondclean-smart-9400-hx9918-89)
- [Philips Sonicare Next-Generation DiamondClean 9900 Prestige Sonic Electric Toothbrush with SenseIQ, Smart Coverage and Pressure Feedback, 24 Settings, Silver White, HX9813/91](https://bargainpostbox.co.uk/visit/philips-sonicare-diamondclean-9900-prestige-hx9813-91)
- [Philips Sonicare Next-Generation DiamondClean 8500 Sonic Electric Toothbrush − with Smart Pressure Feedback, and 18 Settings, Black, HX8514/12](https://bargainpostbox.co.uk/visit/philips-sonicare-diamondclean-8500-hx8514-12-sonic-toothbrush)
- [Philips Sonicare Next-Generation DiamondClean 8500 Sonic Electric Toothbrush − with Smart Pressure Feedback and 18 Settings, Powder White & Black, 2 Pack, HX8596/21](https://bargainpostbox.co.uk/visit/philips-sonicare-diamondclean-8500-hx8596-21-two-pack)
- [Philips Sonicare BrilliantClean Limited Edition Electric Toothbrush - Smart Screen, Pressure Sensor, Brush Head Replacement, 2 Brushing Modes and SmarTimer, Black, Model HX3792/21 \(Renewed\)](https://bargainpostbox.co.uk/visit/philips-sonicare-diamondclean-9000-hx9911-84-electric-toothbrush)

## Add-ons

- [Philips Hx9911/84 Sonicare Diamond Clean 9000 Series, Power Electric Tooth Brush, Pink, 1 Count, Pack of 1](https://bargainpostbox.co.uk/visit/philips-sonicare-c3-premium-plaque-defence-hx9046-87-six-pack)

## Images

![Philips Sonicare DiamondClean 9000 HX9911/84 Electric Toothbrush — 1](https://bargainpostbox.co.uk/i/hzs2w8XxageezdAASXZh2FYihgEwFbTLA91vrNRJOcWF2Hc-vuktFpQNy12ESBMp9ben_82PFtFjPUn7rlxobIHTwx8afEoJ3eZjDcf7TfSSkUHE_tFNxVi3.jpg)

![Philips Sonicare DiamondClean 9000 HX9911/84 Electric Toothbrush — 2](https://bargainpostbox.co.uk/i/iocCU-z8a9DYoeyLt0a7WjCyiv_E_eaYX9U95LvIWlh-ca1_WdVOiyQDUx1GzgzxV_vfBZ5mZ9WP8VKJmkYhYl1xzifNZmmmRz3RKDYaY8ThSxDlgctenxzy.jpg)

![Philips Sonicare DiamondClean 9000 HX9911/84 Electric Toothbrush — 3](https://bargainpostbox.co.uk/i/oPLuwzHYJSfKQ-RxmuRC9CYlF6GKK0J8OAcmOc1euCr0a1Yc3KbaECiBiVyOaI16JSejBSqIVAwnnyGkpQ-Dp_zw0o29b2AUEpWfqkOVKUmtlm9Rpzkynsin.jpg)

![Philips Sonicare DiamondClean 9000 HX9911/84 Electric Toothbrush — 4](https://bargainpostbox.co.uk/i/FWYVmIUU8bZxrOsDERok62-sIQ3SEnI1hd0X-v--g0wjYJC_JFQkpNkCk-J171_8pITbqZzlC5k6kOs0Gq35hX6AbiRTNgrHH-aTiJhzR_OVoG3ng-DdPoJT.jpg)

![Philips Sonicare DiamondClean 9000 HX9911/84 Electric Toothbrush — 5](https://bargainpostbox.co.uk/i/z5KkIeIVTyXfjz9igfWxbaGprGVDXk17S0dW5V1VFkly6u_rwJA98zMPzyzN2w2zHM8mErEllimhkewXSvc3ri0VrU5a2NFsktZlrczZBPJTPr7mToNdSuVQ.jpg)

![Philips Sonicare DiamondClean 9000 HX9911/84 Electric Toothbrush — 6](https://bargainpostbox.co.uk/i/yb1ZOyNiI7DEYqysIExj4lX5MHK6C_5wJVREyqWcQEiLYZs4AUqvLKlLZUwio0XM2tpppvMVGgdtYh-nPhbjCyNUu5SM8zLlFXv0TOMYm9Yg7rfgp-idjWfK.jpg)

![Philips Sonicare DiamondClean 9000 HX9911/84 Electric Toothbrush — 7](https://bargainpostbox.co.uk/i/QpXkzm7gWXAo8Y2BHY-k9DCNhcYLyMARXHIf0LaIbJQO2e5ZJbFqZg_3Wm-tRTEkTNeVF8jp-joXAsSMjzO4hH9U5lcwVYaItNobFTGIS447YBY3xToxBHBW.jpg)