Electric Toothbrush Deals: Up to 40% Off Oral-B iO and Sonicare Before Prime Big Deal Days
Julianne Bellew is a digital creator covering beauty, makeup, kitchen, baking, and cooking. She enjoys discovering useful products, everyday favorites, and worthwhile deals that help readers shop smarter for their beauty routines and kitchens.
Article summary
5 Oral-B and Sonicare deals verified 2026-10-03 — up to 40% off, from $39.99, and not a promo code among them.
Electric Toothbrush Deals: Up to 40% Off Oral-B iO and Sonicare Before Prime Big Deal Days
Koupon.ai has verified electric toothbrush deals ahead of Prime Big Deal Days, led by the Philips Sonicare Power Flosser 5000 at $59.96 — 40% off its $99.96 list price, checked 3 October 2026. These 5 electric toothbrush deals start at $39.99, and none of them needs a code. Three are Oral-B iO toothbrushes; the other two are replacement heads and a water flosser to go with them.
Oral-B iO electric toothbrushes:
Ranked within each group by what sold last month. More in trending personal care.
Oral-B iO Deep Clean + Whiten — $99.99, 33% off:
Down from $149.99. 2,000 sold last month, with a visible pressure sensor.
Oral-B iO3 Limited Deep Clean — $69.99, 36% off:
Down from $109.99. The deepest discount among the brushes, with three cleaning modes.
Oral-B iO Simple Clean — $54.99, 21% off:
Down from $69.99. The cheapest iO brush here and the best seller on the page at 6,000 units last month.
Brush heads and flossing:
Oral-B iO Ultimate Clean replacement brush heads, 5 count — $39.99, 20% off:
Down from $49.99. Five heads fit any iO handle. 4,000 sold last month.
Philips Sonicare Power Flosser 5000 — $59.96, 40% off:
Down from $99.96. The deepest discount on the page. A countertop water flosser, HX3811/20.
How to claim these electric toothbrush deals:
None of these 5 needs a promo code — every one is a straight markdown.
- Open the model you want on Koupon.ai and tap Get deal on Amazon.
- Check the bundle on the Amazon page before you add it — the discount is tied to a specific configuration, and switching the camera count or colour changes the price.
- Add to cart and check out. No code needed; the markdown is already applied.
🔹 Pro Tip: Replace the brush head every three months, or sooner if the bristles splay. A worn head cleans less well whatever the handle costs, which is why the 5-pack of heads is worth having on hand.
Which Oral-B and Sonicare deal saves you the most:
On percentage the Philips Sonicare Power Flosser 5000 wins at 40% off, and on dollars it is the Oral-B iO Deep Clean + Whiten at $50.00 off. The cheapest way in is the Oral-B iO Ultimate Clean replacement brush heads, 5 count at $39.99.
Why to buy now:
Prime Big Deal Days runs 6 to 7 October 2026, and these prices are live in the days before it. Markdowns like these can end without notice, so we re-check them daily. Browse the Prime Big Deal Days hub as more stock goes live, or our Amazon promo codes.
For more verified electric toothbrush deals like these, browse beauty deals or the deals over 40% off page, and get the Koupon app for alerts when a price drops again.
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