Electric toothbrush Oral-B iO Series 4 Duo Black&White

Revolutionary iO technology

iO™ is Oral-B's best teeth cleaning technology. It combines the gentle energy of micro-vibrating fibers with Oral-B's dentist-inspired round brush head - all powered by a unique silent magnetic drive.

A sense of professional cleanliness. Every day

• The best cleaning from Oral-B
• Removes up to 100% more plaque*
• 100% healthier gums in 1 week ¹
• Whiter teeth already from the first day ²

¹ compared to a regular manual toothbrush

² by removing surface stains

Incredibly thorough. Surprisingly gentle

The patented magnetic iO™ technology was the first to receive the seal of the Czech Dental Chamber for proven gentleness and precision.

Both the tested iO 7 and iO 8 models also received the dTest quality mark when testing 23 electric toothbrushes in February 2021.

dTest quality mark

In 2023, Oral-B iO 4 toothbrushes received the dTest mark for product quality and the preferred choice of customers.

Intuitive feedback

Gum protection technology alerts you when you apply too much pressure on the brush.

Gum protection

The smart pressure sensor turns on a red light when you're brushing too hard and a green light when the pressure is just right.

Celebration

The SmartRing indicator flashes a multi-colored 360° Smart Ring indicator to celebrate the completion of the dentist's recommended two-minute brushing time.

Sensational

Surprisingly smooth and quiet cleaning.

The best cleaning from Oral-B since day one.

See also other products of the Oral-B brand, which you can find in the categories Toothbrushes, Oscillating and rotating toothbrushes and Mouth and teeth. The product now has a 5% discount. If you are not sure about choosing this product, be inspired by the iO Magnetic Toothbrushes category.