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Philips Sonicare ProtectiveClean 4500 Gum Health

HX6823/16
$189
± Click the icons above as terms, conditions & fees apply

Available in-store only: This product is available exclusively in stores. Check availability at your preferred store below.

In Store Only
BONUS OFFER

Click & Collect Bonus - Get $15 off⌓ online carts over $150

⌓Ends 11.59PM AEST 06/09/2026. Offer only applies to web orders where Click & Collect is available in the shopping cart. Minimum spend amount calculated after any other discounts have been applied. Can be used on The Good Guys website in conjunction with a Price Beat when available on individual product pages. Excludes products marked online only, available for delivery only, special order, sold out, unavailable, coming soon and shipped by “supplier”, all Pre-orders, digital vouchers, gaming credits and streaming services, Gift Cards, Services, Gold Service Extras, Installation & Delivery. Offer applies to the current ticketed price of relevant products. As prices change regularly and we frequently run sales and negotiate on price, some products are likely to have been sold below the current price prior to this offer. Prices may change after offer ends.
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Product Overview

Get your smile gleaming and your gums feeling fantastic with the Philips ProtectiveClean 4500 Gum Health electric toothbrush. This light blue brush features a 2-minute timer to guide your brushing routine for optimal dental care. With specialized Clean and Gum Care modes, the ProtectiveClean adapts to gently remove plaque and massage your gums. The rechargeable lithium ion battery provides up to 2 weeks of runtime between charges. Keep tabs on power levels with the handy battery indicator light. When it's time to refresh, simply place the toothbrush on the included charger. You'll also find replacement reminder icons and a pressure sensor for a personalized clean. Everything you need comes in the box - charger, brush heads, and handle. Backed by Philips' 2 year warranty, this toothbrush delivers exceptional gum care and protection. The manufacturer's part number for this product is HX6823/16. Give your oral health a boost and order the Philips ProtectiveClean 4500 Gum Health today.

Key Features

  • Electric toothbrush with rechargeable lithium ion battery
  • Pressure sensor and replacement reminder icon lights up
  • Clean and gum care modes with 2 minute timer
  • Battery indicator light shows battery status and up to 2 weeks use
BONUS OFFER

Click & Collect Bonus - Get $15 off⌓ online carts over $150

⌓Ends 11.59PM AEST 06/09/2026. Offer only applies to web orders where Click & Collect is available in the shopping cart. Minimum spend amount calculated after any other discounts have been applied. Can be used on The Good Guys website in conjunction with a Price Beat when available on individual product pages. Excludes products marked online only, available for delivery only, special order, sold out, unavailable, coming soon and shipped by “supplier”, all Pre-orders, digital vouchers, gaming credits and streaming services, Gift Cards, Services, Gold Service Extras, Installation & Delivery. Offer applies to the current ticketed price of relevant products. As prices change regularly and we frequently run sales and negotiate on price, some products are likely to have been sold below the current price prior to this offer. Prices may change after offer ends.

Key Specifications

Brand:
Philips
Model Number:
HX6823/16
Timer:
Yes - 2 minutes, QuadPacer and Smartimer track time taken in specific mouth areas and overall
Functions:
Clean & Gum Care modes, EasyStart option
Battery Life:
Up to 2 weeks
Type:
Electric Toothbrush
Screen:
Battery LED indicator, Light on the handle and a short beep indicates time to change brush head

Power & Charging

Battery:
Rechargeable Lithium Ion
Charging Time (Hr):
24

General Information

Family:
Philips Sonicare ProtectiveClean
Colour:
Blue
Supplier Colour:
Light Blue
Additional Features:
Pressure Sensor alerts when brushing too hard
What's In The Box:
Charger, 1 x Brush head

Warranty

Manufacturer's Warranty:
2 Year

Power & Charging

Battery:
Rechargeable Lithium Ion
Charging Time (Hr):
24

Warranty

Manufacturer's Warranty:
2 Year

Box Dimensions

Box Height (mm):
237
Box Width (mm):
110
Box Depth (mm):
65
Box Weight (kg):
0

Product Reviews of Philips Sonicare ProtectiveClean 4500 Gum Health

Philips Sonicare ProtectiveClean 4500 Gum Health HX6823/16

Overall Rating Snapshot

4.4 stars

4.4 out of 5 stars from 30 reviews

77% of users recommend this product

What customers say, summarised by AI
  • Delivers a thorough clean with noticeably whiter, fresher teeth.
  • Sonic vibrations provide gentle yet effective cleaning without abrasion.
  • Features a useful pressure sensor and quadrant timer to improve brushing.
  • Many users report excellent battery life, lasting for weeks between charges.
  • Some find it noisy and uncomfortable or struggle to adjust to vibrations.
  • Gum care mode lacks speed variation and effectiveness for some users.
AI-generated summary from customer reviews, which may include incentivised reviews.
Pros
Cleaning (12)
Easy (1)
Cons
Speed (2)
  • 5 out of 5

    Philips Sonicare toothbrush

    Great product does a good clean

    Carole

    Confirmed purchase 21 June 2026

    Published on 14 July 2026

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Anonymous

    Confirmed purchase 24 April 2026

    Published on 20 May 2026

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Excellent product

    Teeth look amazing after using it

    Tracey

    Confirmed purchase 4 September 2025

    Published on 1 October 2025

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Super Clean Teeth

    The Sonicare 4500 vibrates at a very high frequency to produce an excellent clean. No need to brush or scrub or endue a rotating abrasive brush head. A little strange to begin with but now appreciate the cleaning benefits of the sonic clean after a week of use.

    Rocky Maclean

    Confirmed purchase 22 January 2025

    Published on 19 February 2025

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Works well

    Spins very quickly

    Graeme Browning

    Confirmed purchase 19 August 2023

    Published on 2 September 2023

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 2 out of 5

    Not as good as other sonicare models

    Have used electric toothbrushes for years but this models Gum health setting seems to be exactly the same speed as the teeth clean setting, I still love it but should have gone for a different model , my wife bought the cheaper model and you can see and feel the difference in the settings

    Steve

    Confirmed purchase 29 June 2023

    Published on 20 July 2023

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Great features

    Cleans teeth very well

    Lea-Anne Schilg

    Confirmed purchase 17 May 2023

    Published on 31 May 2023

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Very Good

    Your teeth feel very clean when you use it

    Desley Schafer

    Confirmed purchase 28 February 2023

    Published on 30 May 2023

    Yes, I recommend this product.

    Check out what this reviewer thought after the first 3-6 months.

  • 5 out of 5

    Amazing!!! Makes sure clean everywhere & prevents gum damage

    Highly recommend for anyone thinking about getting one. Love the pressure sensor for not brushing too hard, and quadrant timer to make sure I brush all areas especially if walking around while brushing teeth! Battery lasts forever (weeks) compared to my old Oral B brush

    Ashley

    Confirmed purchase 10 November 2022

    Published on 18 March 2023

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 4 out of 5

    Great features!

    Hard to adjust to as it is quite noisy inside your head!

    Jane Stoddart

    Confirmed purchase 9 November 2022

    Published on 8 February 2023

    Check out what this reviewer thought after the first 3-6 months.

You've viewed 10 of 30 reviews

ABOUT THE GOOD GUYS REVIEWSThe Good Guys product reviews are collected from verified purchasers who may have received an incentive in return for providing an authentic review.

The below information is AI generated based on Australian websites information around this item. We have done our best to ensure its accuracy but suggest verifying any information within this tab before purchasing.

At a glance

The Philips Sonicare ProtectiveClean 4500 Gum Health is a mid-range electric toothbrush for people who want better gum care than a basic manual brush or entry-level electric model. Its strengths are gentle sonic cleaning, pressure sensing, and easy daily guidance features. A fair limitation is that it offers fewer modes and smart extras than premium Sonicare models.

What it’s great for

  • Daily brushing
  • Gum care
  • Gentle plaque removal
  • Sensitive mouth care
  • Upgrading from a manual toothbrush

Where it works best

  • Home bathroom
  • Shared family home
  • Apartment living
  • Travel with charger access

Who it’s for

  • Adults focused on gum health
  • First-time electric toothbrush users
  • People with sensitive gums
  • Users with braces or dental work

Things to consider

It is a strong everyday gum-care option, but premium alternatives can offer more brushing modes, app connectivity, and broader customisation.

Family suitability

Best for individual adult use, but suitable for shared households when each person uses their own compatible brush head.

Orthodontic compatibility

Compatible with braces and suitable for use around fillings, crowns, and veneers.

Gum care effectiveness

9/10 - Designed specifically for gum care, with a dedicated Gum Care mode and claimed improvement in gum health versus a manual toothbrush.

Travel friendliness

7/10 - The up to 2-week battery is convenient for short trips, though no travel case is specified.

Ease of use score

9/10 - Simple modes, timer guidance, charge indicator, and pressure sensor make it easy for most users to adopt.

Key benefits

  • Pressure Sensor: Alerts you if you brush too hard, helping protect gums during daily use.
  • Clean Mode: Provides a straightforward setting for everyday plaque removal and routine brushing.
  • Gum Care Mode: Adds an extra minute of reduced-power brushing to gently massage along the gumline.
  • 2-Minute Timer: Helps you brush for the dentist-recommended duration each session.
  • Rechargeable Lithium-Ion Battery: Delivers up to 2 weeks of use between charges for convenient daily brushing.
  • Battery Indicator Light: Makes it easy to check charge status so the brush is ready when you need it.
  • BrushSync Replacement Reminder: Helps you know when it is time to change the brush head for consistent cleaning performance.
  • Safe and Gentle Sonic Cleaning: Suitable for sensitive areas, braces, fillings, crowns, and veneers.

Q: Is the Philips Sonicare ProtectiveClean 4500 suitable for sensitive teeth, braces or dental work?

A: Yes. The Philips Sonicare ProtectiveClean 4500 is designed to be safe and gentle on sensitive areas, braces, fillings, crowns and veneers. Its pressure sensor also warns if you brush too hard, which helps reduce excess force.

Q: What is the difference between Clean mode and Gum Care mode on this toothbrush?

A: Clean mode is for everyday plaque removal. Gum Care mode adds an extra minute of lower-power brushing after the standard clean, so it spends longer along the gumline. That makes it the better choice if gumline care is your main focus.

Q: Does this toothbrush help reach back teeth and clean along the gumline?

A: Yes. The brush head uses densely packed bristles and a curved power tip that is shaped to reach further towards the back teeth. Sonic cleaning action also helps move fluid between teeth, so it targets the gumline as well as the tooth surface.

Q: How does the pressure sensor work in everyday brushing?

A: The pressure sensor helps if you tend to scrub rather than let the sonic action do the work. When you press too hard, the Philips Sonicare ProtectiveClean 4500 gives a warning so daily brushing stays gentler on teeth, gums and dental work.

Q: Does the Philips Sonicare ProtectiveClean 4500 remind you when the brush head needs replacing?

A: Yes. The Philips Sonicare ProtectiveClean 4500 includes a brush head replacement reminder, using its BrushSync feature to track wear and prompt a change when the head is due. That gives clearer guidance than waiting until the bristles look obviously worn.