2 year warranty
Philips Sonicare 4100 SeriesSonic electric toothbrush
HX3689/24
HX369LL
Goodbye manual toothbrush. Hello Sonicare.
Sonicare technology combined with our brush action gently removes up to 7x better* plaque than a manual toothbrush.
#1 Dental Professional recommended sonic toothbrush brand worldwide
Up to 7X better plaque removal*
Goodbye manual toothbrush. Hello Sonicare.
Sonicare technology
QuadPacer and SmarTimer
Slim ergonomic design
14-day battery life
Up to 7x better plaque removal vs a manual toothbrush*
Sonicare electric toothbrush with advanced sonicare technology is clinically proven to remove up to 7x better* plaque from your teeth and along the gum line while protecting your gums.
Pressure Sensor helps protect your teeth and gums
Built-in pressure sensor automatically detects pressure you apply, warns you, and reduces the toothbrush vibrations automatically to help protect your gums. The toothbrush will make a pulsing sound as a reminder to ease off the pressure. 7 out of 10 people found this feature helped them become better brushers.
Optimize your brushing with SmarTimer and QuadPacer
2 minute SmarTimer and 30-second QuadPacer guide you to brush for the recommended time in all areas of your mouth to ensure a complete clean.
Technical Specifications
Reviews
4.3
of 5
3057
Reviews
86%
recommend this product
RJ & RLJ
04/09/2026
US
Part of promotion
Verified buyer
It’s a great little bush. Very easy to use and handle.
This review was made for 4100 Series HX3681/24 Sonic electric toothbrush
Date of Use 2026-08-15
This review was made for 4100 Series HX3681/24 Sonic electric toothbrush
Date of Use 2026-08-15
tm72
31/08/2026
US
Part of promotion
Verified buyer
Great all around.
Easy to use. Works well. Timer is important. Brush monitor is great feature.
Pros
simple. effective.
Cons
none
Yes, I recommend this product
This review was made for 4100 Series HX3681/23 Sonic electric toothbrush
Date of Use 2026-06-30
Yes, I recommend this product
This review was made for 4100 Series HX3681/23 Sonic electric toothbrush
Date of Use 2026-06-30
TFD Chief
31/08/2026
US
Part of promotion
Verified buyer
Pleasure to brush teeth.
Like the timer, easy to keep clean. Last a good amount of time before charging needed.
Pros
design, timer easy to clean
Yes, I recommend this product
This review was made for 4100 Series HX3681/24 Sonic electric toothbrush
Date of Use 2026-07-27
Yes, I recommend this product
This review was made for 4100 Series HX3681/24 Sonic electric toothbrush
Date of Use 2026-07-27
vs manual toothbrush for healthier teeth and gums
Data on file
based on two periods of two-minute brushings per day on standard mode