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Sonicare 9900 Prestige vs Oral-B iO: which is the better choice? We look at both brushes side by side in our video review, and tell you which is the best to buy. 

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Oral-B iO9 vs iO10 vs Sonicare 9900 Prestige - Electric Teeth

Best electric toothbrushes 2024 UK

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Oral-B iO9 vs iO10 vs Sonicare 9900 Prestige - Electric Teeth

Best Electric Toothbrushes of 2024 - CNET

9 best electric toothbrushes for 2024, tried and tested