Every Oral-B iO toothbrush has a smart pressure sensor and a smartphone app. The differences are in the way the pressure sensor works, the number of brush settings, the display, and the accessories.

A very expensive electric toothbrush with dual-cleaning methods, intelligent feedback and a superb dock with display and fast charging, to name but a few features – all of which help justify its sky-high price.

the series 7 has two less than the io9 with five modes in total it lacks super sensitive. and tongue clean the display in the handle of the series 9 is a color display. rather than the black and white of the series 7.. they do the same thing just the series 9.

The additional zone tracking can potentially help you improve your brushing technique.

My teeth feel significantly fresher and cleaner (and look it too) after use. Though electric toothbrush prices are dropping, dental experts don't recommend spending less than $50 on yours if you want a brush of higher quality that actually lasts. You're in luck: The Oral-B iO Series 9 is well over $50.

• Best Overall: Oral-B Genius X Limited at Amazon. Jump to Review.
• Best for Receding Gums: Oral-B iO Series 9 at Amazon. Jump to Review.
• Best for Sensitive Teeth: Oral-B iO Series 5 at Amazon. Jump to Review.
• Best Value: Oral-B Pro 1000 at Amazon. Jump to Review.
• Best for Travel: Oral-B Genius 6000 at Amazon. Jump to Review.

Plus, I only have to charge my brush every eight days or so. Is it pricey? Yes, but for me, it's well worth the cost of finally knowing that my teeth are soothed, smooth, and sparkling. Hands down, the Oral-B iO Series 9 is the best electric toothbrush I've tried.

Oral-B iO10 verdict While it's tricky to justify anyone spending the cost of a weekend away on a toothbrush, after using the iO10, I don't think I can ever go back. Thanks to the dentist quality clean, 3D tracking and genuinely useful app integration, it's a product that has genuinely made me better at oral hygiene.

Yes, but for me, it's well worth the cost of finally knowing that my teeth are soothed, smooth, and sparkling. Hands down, the Oral-B iO Series 9 is the best electric toothbrush I've tried.

• Best Overall: Oral-B Genius X Limited at Amazon. Jump to Review.
• Best for Receding Gums: Oral-B iO Series 9 at Amazon. Jump to Review.
• Best for Sensitive Teeth: Oral-B iO Series 5 at Amazon. Jump to Review.
• Best Value: Oral-B Pro 1000 at Amazon. Jump to Review.
• Best for Travel: Oral-B Genius 6000 at Amazon. Jump to Review.

Our Top Picks

• Spotlight oral care sonic toothbrush.
• Philips Sonicare 9900 Prestige.
• Oral-B iO9.
• Oral-B iO4. Best cheap iO electric toothbrush.
• Philips One. Best for younger teens.
• Ordo sonic + Best for whitening.
• Oral-B iO6. Best mid-range electric toothbrush.
• Oral-B Genius X. Best cheap replacement heads.

While our everyday brush head replacements are perfectly designed to fit most Oral-B electric toothbrush handles, only iO exclusive brush heads fit our advanced Oral-B iO Series electric toothbrushes.