
1 Compared to a manual toothbrush

2 In Clean mode vs. a manual toothbrush; measured by MGI at 6 weeks

3 In a lab study vs. a manual toothbrush; actual results may vary

Comparing the effects of Philips Sonicare 9900 Prestige on plaque levels and gingival health

Assessing the impact of Philips Sonicare 9900 Prestige on induced staining

Sonicare Prestige 9900 vs. Oral-B iO Series 9



