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The iO Series 4 is at the cheaper end of Oral-B’s range of smart electric toothbrushes. It’s full of features, such as smartphone compatibility, extra brushing modes and a pressure sensor. Can this smart electric toothbrush clean your teeth a lot better than less expensive models or is it a waste of money? Find out in our full review.
pros
cons
What's included?
- What is it?
- Does it do a good job of cleaning teeth?
- What’s the battery like?
- Is it comfortable and easy to use?
- Is there anything I should watch out for?
- Should I buy it?
Cleaning performance | |
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Battery performance | |
Ease of use |
- Feb 2024Last checked by Which?
- Jan 2023First reviewed by Which?
- May 2022Released