Home / Health / iO Series 9 Electric Toothbrush
Oral-B
iO Series 9 Electric Toothbrush
4.6 ★ · 9,600 reviews · Amazon
$250$320
79
A good discount off list, though newer iO models keep pressure on the price.
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90-day price history
90 days agoToday — $250
AI product summary
Pros
- +Real-time coaching display and pressure sensor
- +Noticeably smooth, quiet brushing
- +Magnetic charger tops up fast
Cons
- −Replacement brush heads are pricey
- −Most premium features overlap with cheaper iO models
Best for: Anyone who wants the most feature-complete Oral-B with app coaching and a travel case.
Alternatives to consider: Oral-B iO Series 6, Philips Sonicare DiamondClean
Verdict: A great brush on sale, but check the iO Series 6 first if you don't need every extra.
Cross-retailer comparison
Amazon$250
Walmart$255
Best Buy$265
Target$240
Illustrative comparison pending live retailer feeds (Section 7.2 Product Ingestion Service).