Is the iO Series 2 worth it over a regular electric toothbrush?

Yes, if you want a pressure sensor and a timer at a low price. It cleans well and takes the same iO heads as pricier models, but it skips the app and extra modes.

Does it work with all Oral-B iO brush heads?

Yes. It is compatible with all Oral-B iO replacement heads, so you can pick any iO refill.

What comes in the box?

The brush, two brush heads, a charging stand and a travel case.

How does it compare with the iO Series 3 or 4?

Higher iO models add a visible pressure light ring, more modes and Bluetooth coaching. The Series 2 keeps the core clean and pressure sensor for less money.

How long does the battery last?

Oral-B rates it for about a week or more of twice-daily brushing, though some owners report needing to charge more often.

It has been seen at $34.99 at eBay as of November 7, 2026, near the low end of its recent range. Watch for holiday sales for similar prices.

Where is the Oral-B iO Series 2 cheapest?

At eBay, for $34.99, 38% under what the other stores charge, as of our latest check.

What do buyers say about the Oral-B iO Series 2?

Rated 4.5 out of 5 from 7,400 ratings.

Where can I buy the Oral-B iO Series 2?

12 stores we checked sell it, including eBay, Walmart, Target, Scott's Dental Supply, Supply Doc.

Oral-B iO Series 2

Best price now

$34.99at eBayObserved at 2:42 PM

38% under what the other stores charge

Compared across 8 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission.

Visit eBay

What reviewers say

4.5 / 57,400 ratings

Rated 4.5 out of 5 from about 7,400 ratings, the iO Series 2 is well liked as a simple, effective step up from a manual brush. Owners praise the clean and the pressure sensor; the main complaints are the limited features and battery life next to pricier iO models.

What people mention

CleaningPraisedOwners say it removes more plaque and leaves teeth feeling cleaner than a manual brush.
Pressure sensorPraisedUsers report the sensor slows the brush and helps them stop pressing too hard on gums.
BatteryCriticisedSeveral owners say the charge does not last as long as they hoped between recharges.
FeaturesMixedBuyers like the three modes but note the lack of app and smart coaching versus higher iO models.
NoisePraisedReviewers describe it as quieter than older Oral-B electric brushes.
ValuePraisedMany call it a good entry price for an iO brush that takes the same heads as the flagship models.

About the Oral-B iO Series 2

Experience a gentle, effective clean with the Oral-B iO Series 2 electric toothbrush, a rechargeable toothbrush designed to make brushing simple and comfortable every day. This advanced power toothbrush combines gentle micro-vibrations with Oral-B's dentist-inspired round brush head to remove up to 100% more plaque than a regular manual toothbrush for a healthier, cleaner-feeling smile.Designed as an electric toothbrush for adults, the Oral-B iO Series 2 features an automatic gum pressure sensor that slows brushing speed and alerts you when brushing too hard, helping protect sensitive gums. A built-in 2-minute timer with 30-second pacing guidance helps ensure every area of the mouth receives the attention it needs. Choose from three cleaning modes, including Super Sensitive, Gentle, and Daily Clean, to personalize your brushing experience. Quiet operation, one-touch activation, and a long-lasting rechargeable battery make this electric toothbrush easy to use at home or while traveling. Compatible with all Oral-B iO replacement brush heads, this rechargeable toothbrush delivers convenient maintenance and dependable performance. Whether you're upgrading from a manual brush or looking for a reliable power toothbrush for everyday oral care, the Oral-B iO Series 2 helps make brushing easier and more effective.