# Philips Sonicare DiamondClean 9000 HX9911/88 Electric Toothbrush

HX9911: The Philips Sonicare DiamondClean 9000 is a rechargeable electric toothbrush supplied with a C3 Premium Plaque Control brush head, travel case and charger. Four named brushing modes, three intensity levels and app connectivity give buyers options for tailoring their routine, while customer feedback raises concerns about battery life and durability.

- [Original product page](https://bargainpostbox.co.uk/product/philips-sonicare-diamondclean-9000-hx9911-88-electric-toothbrush)
- [View offer](https://bargainpostbox.co.uk/visit/philips-sonicare-diamondclean-9000-hx9911-88-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: 104.99 GBP
- Previous price: 299.99 GBP
- Discount: 65%
- Price checked: 2026-11-12T18:07:27.440Z
- 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 named modes cover everyday cleaning, whitening, gum care and a deeper-clean setting.
- Three intensity levels let users choose between gentler and stronger brushing.
- A pressure sensor and Sonicare app are described as aids for brushing guidance.
- Travel case and charger base and puck are listed among the included components.

## Pros

- The four brushing modes and three intensity levels offer more choice than a single fixed routine.
- The pressure sensor and app connectivity provide additional guidance while brushing.
- The listed travel case is useful for carrying the handle and brush head when away from home.

## Cons

- Customer feedback includes concerns about battery life and reports of durability problems.

## Specifications

### Identity
- Brand: PHILIPS
- Model: Philips Sonicare DiamondClean 9000 Series Power Electric Toothbrush Special Edition
### Power and battery
- Power configuration: Rechargeable
- Battery type: 1 Lithium Ion batteries required.
### Brushing and features
- Brushing modes: Clean, Deep Clean+, Gum Health and White+
- Intensity levels: three intensity settings
- Settings listed in product details: 7
- Pressure sensor: Built-in smart sensors let you know when you're using too much pressure
- Connectivity: Bluetooth connectivity
- Brush head: 1 x C3 Premium Plaque Control brush heads
- Brush head shape: Diamond Shaped
- Bristle material: Nylon
- Handle material: Plastic
- Motion: Vibrate
- Colour: Blue
- Age range: Adult
### Dimensions and origin
- Package dimensions and weight: 26.2 x 15.5 x 10.3 cm; 640 g
- Country of origin: China

## Before you buy

- The listing is inconsistent about sonic vibration speed: one claim says 62,000 pulses every minute while the product description says 31,000. The details field lists seven settings, but the description specifies four modes and three intensity levels. Treat whitening claims as conditional: the stated three-day result is in White+ mode using a leading whitening toothpaste, and actual 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)
- Two-year global warranty (Included): Listed as a component in the manufacturer contents details.

## A good fit for

- Adults wanting an electric toothbrush with multiple modes, adjustable intensity and app-connected guidance.
- Buyers who want a listed travel case and charger alongside one C3 Premium Plaque Control brush head.

## Less suited to

- Buyers who prioritise dependable battery life or long-term durability, given the reported customer concerns.

## Customer feedback

Customer feedback is mixed on quality and value, with both favourable and strongly unfavourable views. Battery life and durability draw negative reports, including charging problems and units reportedly failing within months or breaking within a year. For buyers relying on a rechargeable brush for daily use or travel, those concerns matter despite the listed travel case and charging base. The aggregate ratings also include a substantial one-star share, so the overall picture is not uniformly positive.
- Negative themes: Customers report concerns about battery life, including charging problems and failures after several months.
- Negative themes: Durability concerns include reports of toothbrushes breaking within a year.
- Mixed feedback: Customer views on product quality range from excellent to very poor.
- Mixed feedback: Opinions on value for money are divided, with some considering it worthwhile and others overpriced.

## Frequently asked questions

### Which brushing modes are listed?
The product description names Clean, White+, Gum Health and Deep Clean+. It also describes three intensity settings.
### What is included in the listed package?
The stated components are the DiamondClean 9000 handle, one C3 Premium Plaque Control brush head, charger base and puck, travel case and user manual. A two-year global warranty is also listed.
### Are the whitening results guaranteed?
No. The listing ties its three-day whitening claim to White+ mode and a leading whitening toothpaste, and says actual results may vary.
### What do customers report about battery life and durability?
Feedback is mixed overall and includes negative concerns about charging and battery life, as well as reports of toothbrushes breaking within a year. These are customer reports, not a guarantee of how an individual unit will perform.

## Alternative options

- [Philips Sonicare 5500 Electric Toothbrush, Sonic Toothbrush with 2 Modes, Pressure Alert, EasyStart, SmarTimer and BrushPacer, White, Model HX7110/02 \[New Technology\]](https://bargainpostbox.co.uk/visit/philips-sonicare-5500-hx7110-02-electric-toothbrush)
- [Derffin Toothbrush Heads for Philips Sonicare Power Handles 8 Pack in White \| Medium Soft and Flexible Bristles, Classic Replacement Toothbrush Heads HX6014, Fit Most Philips Sonicare Models](https://bargainpostbox.co.uk/visit/philips-sonicare-diamondclean-9000-hx9911-88-electric-toothbrush)
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- [Philips Sonicare 4100 Series Electric Toothbrush - Sonic Toothbrush with Pressure Sensor, 4 Brushing Settings, EasyStart, SmarTimer, 21-Day Runtime, Travel Case, Black, HX4044/52, \[New\]](https://bargainpostbox.co.uk/visit/philips-sonicare-4100-hx4044-52-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 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)
- [KHBD Toothbrush Heads Compatible with Philips Sonicare Electric Toothbrush, Replacement Brush Heads Fit for EasyClean, Gum Health, FlexCare, HealthyWhite Brush-Black-8 Pack](https://bargainpostbox.co.uk/visit/philips-sonicare-diamondclean-9000-hx9911-88-electric-toothbrush)
- [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 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 4100 Series Electric Toothbrush - Sonic Toothbrush with Pressure Sensor, 4 Brushing Settings, EasyStart Feature, SmarTimer, 21-Day Runtime, Travel Case, Black, HX4046/52, \[New\]](https://bargainpostbox.co.uk/visit/philips-sonicare-4100-hx4046-52-electric-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)
- [SURI Pro Sonic Electric Toothbrush \| Over 4+ Weeks Battery \| Pressure Sensor \| Aluminium Body \| 2-Minute Timer \| Plant-Based Head \| Green](https://bargainpostbox.co.uk/visit/philips-sonicare-diamondclean-9000-hx9911-88-electric-toothbrush)

## Add-ons

- [Philips Sonicare C3 Premium Plaque Defence, Genuine Replacement Toothbrush Heads, Black, 4 Pack, HX9044/88](https://bargainpostbox.co.uk/visit/philips-sonicare-diamondclean-9000-hx9911-88-electric-toothbrush)
- [Philips Sonicare C3 Premium Plaque Defence, Genuine Replacement Toothbrush Heads, White, 4 Pack, HX9044/87](https://bargainpostbox.co.uk/visit/philips-sonicare-diamondclean-9000-hx9911-88-electric-toothbrush)

## Images

![Philips Sonicare DiamondClean 9000 HX9911/88 Electric Toothbrush — 1](https://bargainpostbox.co.uk/i/J4JkBD_QHIYcOSYHn13Th5_gY1IGA88kaF94Vg1ZRDmlWlFNrpq_K9bLt_ApxxpezxXrateD8VaTyEb6Tk07o-MOwbpeGl2UavGDhLmmukHLRLnC9_6Q_HZE.jpg)

![Philips Sonicare DiamondClean 9000 HX9911/88 Electric Toothbrush — 2](https://bargainpostbox.co.uk/i/LOPzJrG4nMpS0iM1oLLtKcNXLZEJsAUck8ADsHBzQk0sFYPW_2Fk5oOUEfy7jJwCPTPLSB4oWamqcjks4qte_3SYJ7lGD5oPyavHo6xt2Oh1dyHXhYp87JWP.jpg)

![Philips Sonicare DiamondClean 9000 HX9911/88 Electric Toothbrush — 3](https://bargainpostbox.co.uk/i/-uMfz1S4l7tM2p4p-gUwK-dyzHm7k8vXW8IZzBpanC9pekbeJzeir_sKWvlQhHaSSumN2mHsn3mA-0QSL5IayKYVa0H6sp3YFlVccvcGK9O0EFu2ka9YV14j.jpg)

![Philips Sonicare DiamondClean 9000 HX9911/88 Electric Toothbrush — 4](https://bargainpostbox.co.uk/i/Km4jfgxGRK9gKU-2ozmaIucOvIHSTu2W9hsLkIMwz5wI9NuzyS7Z1q1hhstMLp1f6wjfcXlJ-eSJNs5kdeJpduALW8XzhfhxQvaz2L-gUf-1oqwqFv6-wT1j.jpg)

![Philips Sonicare DiamondClean 9000 HX9911/88 Electric Toothbrush — 5](https://bargainpostbox.co.uk/i/z5KkIeIVTyXfjz9igfWxbaGprGVDXk17S0dW5V1VFkly6u_rwJA98zMPzyzN2w2zHM8mErEllimhkewXSvc3ri0VrU5a2NFsktZlrczZBPJTPr7mToNdSuVQ.jpg)

![Philips Sonicare DiamondClean 9000 HX9911/88 Electric Toothbrush — 6](https://bargainpostbox.co.uk/i/9JU21S0XMoqco6o2NFmTZTYZPSHgUABStXJX6wvDBlPkGzPZI5COgKkqzWXmeQmlaqoCL2b2me5mUT5vIVL7m0EuXV_wOc1mNfrdCSthZQ_Ysy2OcGn9U0FX.jpg)

![Philips Sonicare DiamondClean 9000 HX9911/88 Electric Toothbrush — 7](https://bargainpostbox.co.uk/i/C9oBEgOA9nEP0dJHyig3aO8jmJ5945hLjucE9DQIpRSWyydXyK-iFbhdIQSx2zwSFcKiOqK2GsZlN_l-waBtfqqs9jxESbg2YibO2xMIyUCN7i7GK6EH_e_0.jpg)