in 6 offers
The lowest price for Oral-B iO Series 4 Electric Toothbrush right now is $144.14 at Kogan.com, compared across 6 retailers.
The all-time low was $99.00 on 23 Aug 2026 — today's price is 46% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 1 Nov 2026.
Oral-B iO Series 4 Electric Toothbrush
Last updated at 01/11/2026 23:11:21
Oral-B: iO Series 4 Electric Toothbrush - White (iOS4W)
Delivery $10
Oral-B: iO Series 4 Electric Toothbrush - White (iOS4W)
Delivery $10
Oral-B: iO Series 4 Electric Toothbrush - White (iOS4W)
Delivery $10
Oral-B: iO Series 4 Electric Toothbrush - White (iOS4W)
Delivery $10
New Oral-B Io4 Electric Toothbrush - Black
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Oral-B iO4 Electric Toothbrush in Black
Free delivery between 5–11 Nov
| Brand | Oral-B |
| Rechargeable | Yes |
| Colour | Matte Black |
Oral-B: iO Series 4 Electric Toothbrush - White (iOS4W)
Delivery $10
Oral-B: iO Series 4 Electric Toothbrush - White (iOS4W)
Delivery $10
Oral-B: iO Series 4 Electric Toothbrush - White (iOS4W)
Delivery $10
Oral-B: iO Series 4 Electric Toothbrush - White (iOS4W)
Delivery $10
New Oral-B Io4 Electric Toothbrush - Black
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
| Brand | Oral-B |
| Rechargeable | Yes |
| Colour | Matte Black |
