







Product Overview
Key Features
- Electric toothbrush with rechargeable lithium ion battery
- Pressure sensor alerts when brushing too hard
- Three cleaning modes and two brush heads included
- Travel case and battery indicator light for convenience
Key Specifications
- Brand:
- Philips
- Model Number:
- HX6851/56
- Timer:
- Yes - 2 minutes, QuadPacer and Smartimer track time taken in specific mouth areas and overall
- Functions:
- Clean, Gum Care & White mode
- 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
General Information
- Family:
- Philips Sonicare ProtectiveClean
- Colour:
- Blue
- Supplier Colour:
- Navy Blue
- Additional Features:
- Densely packed central stain removal bristles clinically proven to whiten in one week, Pressure Sensor alerts when brushing too hard
- What's In The Box:
- Charger, 2 x Brush heads, Travel case
Warranty
- Manufacturer's Warranty:
- 2 Year
Power & Charging
- Battery:
- Rechargeable Lithium Ion
Warranty
- Manufacturer's Warranty:
- 2 Year
Box Dimensions
- Box Height (mm):
- 237
- Box Width (mm):
- 173
- Box Depth (mm):
- 65
- Box Weight (kg):
- 1
Product Reviews of Philips ProtectiveClean 5100 Whitening

Overall Rating Snapshot
4.4 out of 5 stars from 42 reviews
86% of users recommend this product
Brilliant!
This electric toothbrush is incredible. The white function actually works. Looks sleek and is very effective. I feel like I’ve definitely cleaned my teeth after I’ve used it. Highly recommend
Si
Confirmed purchase 8 March 2026
Published on 31 March 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.
Excellent product
The product has great features, like the two speed horizontal brushing and love the new colours. The replacement brush heads are readily available as well.
Rita
Confirmed purchase 24 October 2025
Published on 18 November 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.
Great piece of tehnology.
The various features all come together to provide an efficient teeth cleaning and whitening experience. Easy to understand and use. I've definitely already noticed an improvement in my gums and a whiter teeth colour than I previously had.
Mark James Silver
Confirmed purchase 4 September 2025
Published on 28 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.
Great clean feel and excellent battery performance
Overall a very clean feel, pressure sensor works very well, great battery performance.
Raj Saini
Confirmed purchase 29 June 2025
Published on 2 September 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.
Awesome product!
It was time for upgrading my electric toothbrush, and Philip 5100 doesn’t let me down! It is a awesome item!
Riley
Confirmed purchase 13 April 2025
Published on 7 May 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.
Better than expected
Had to replace my old brush after 6 years was pleasantly surprised at how clean my teeth felt.
Matthew
Confirmed purchase 25 August 2023
Published on 16 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.
Five Stars Love It
Absolutely Great works well.
Lorraine Evans
Confirmed purchase 5 June 2023
Published on 4 September 2023
Yes, I recommend this product.
Check out what this reviewer thought after the first 3-6 months.
Great Toothbrush
All Features Very Happy Review wont accept 5 stars but would give 10
Lorraine Evans
Confirmed purchase 5 June 2023
Published on 20 June 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.
Anonymous
Confirmed purchase 22 April 2023
Published on 11 May 2023
This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.
Phillips Sonicare tooth brush
Not like the previous one I had thinking of replacing it with another brand very disappointed
cheryl Weinberger
Confirmed purchase 28 January 2023
Published on 11 February 2023
This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.
You've viewed 10 of 42 reviews
ABOUT THE GOOD GUYS REVIEWS
The Good Guys product reviews are collected from verified purchasers who may have received an incentive in return for providing an authentic review.
Q: What type of battery does the Philips ProtectiveClean 5100 Whitening toothbrush use?
A: The toothbrush uses a rechargeable lithium ion battery.
Q: How many modes does the Philips ProtectiveClean 5100 Whitening toothbrush have?
A: It features three cleaning modes: Clean, Gum Care, and White.
Q: Which accessories are included with the Philips ProtectiveClean 5100 Whitening toothbrush?
A: The package includes a charger, two brush heads, a handle, and a travel case.
Q: How long does the Philips ProtectiveClean 5100 Whitening toothbrush last between charges?
A: It can last up to two weeks on a single charge.
Q: What feature helps protect your teeth while using the Philips ProtectiveClean 5100 Whitening toothbrush?
A: A pressure sensor alerts you when you're brushing too hard.