Oral-B
Oral-B iO Series 9 Review
OBy Olivia•Updated June 2026•51h hands-on testing•Independently tested
4.5out of 5
★★★★★★★★★★
Olivia's rating
Approx. $299.99
The best electric toothbrush we tested — a genuinely cleaner feel with helpful real-time coaching.
Link coming soonSee full breakdown ↓
How it scored
Performance4.7
Build quality4.3
Ease of use4.8
Value for money4.4
What we liked
- +Excellent, gentle cleaning
- +Smart pressure sensor
- +Quiet magnetic motor
What could be better
- –Expensive
- –Pricey replacement heads
The iO's magnetic drive is quiet and powerful, and the pressure sensor plus app coaching actually changed how we brush. Pricey, but teeth feel dentist-clean.
Hands-on photos
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How we tested the Oral-B iO Series 9
51 hours hands-on. We bought this unit ourselves — no loaner, no sponsorship.
- ✓Bought the Oral-B iO Series 9 ourselves and used it the way you would at home.
- ✓Compared it head-to-head against the current category leaders.
- ✓Tested durability and real-world performance over several weeks.
- ✓Scored it by hand — never influenced by commissions.
Specifications
| Modes | 7 |
| Battery | ~2 weeks |
| Display | Interactive |
Our verdict: a top pick
Check the latest price before you buy.
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