What do reviews say about battery?

Electric Teeth measured 18–20 days, below average for the class.

What do reviews say about pressure?

Yes: a coloured light shows too much, too little or right pressure.

What do reviews say about heads?

It takes only iO heads, which cost more than classic Oral-B heads.

What do reviews say about clean?

5 of 27 Best Buy reviewers single out its cleaning.

Beauty & Skincare · Oral care · 27 reviews · 2 sources

Oral-B iO Series 3

Best for: iO cleaning on a budgetMid-range

iO-level cleaning with a pressure sensor at a mid price. Battery life and pricey heads are the trade-offs.

Tracking since Sep 2026

Buy if

You want iO cleaning for less
You tend to brush too hard

Skip if

You want weeks-long battery
You want cheap refill heads

How it scores

Gentleness8.8

Efficacy8.4

Value4.3

Price

$59.99

You pay for: RRP $80; often discounted

Reviewed Sep 2026 · 0 new reviews since · score unchanged

What people love

Most mentioned by reviewers

Pressure sensorLight warns of too much force

Quiet motorAbout 64 dB, hushed for iO

CleaningTeeth feel dentist-clean

What people complain about

Most mentioned by reviewers

Short batteryAbout 18–20 days per charge

Pricey headsNeeds costlier iO heads

No mode displayCan't see which mode is on

Reviewers disagree on

Top-tier clean at a mid priceRunning costs add up

Alternatives

Same price · $59.99

Ask about this product

Sources

Best Buy
Electric Teeth
Reviewed Sep 2026

AI summary of public reviews, not a recommendation.