Why the DDC chooses Phillip’s Sonicare over Crest Oral B
Methodology: All randomized, single-blind, cross-over design, ethics-approved clinical trials; In Vivo Studies

Comparison of Plaque Removal by Philips Sonicare DiamondClean and Oral-B Triumph; Argosino K, Jenkins W, Nelson M, Payne D, Rimmer T, Souza S. Data on file, 2012.
Results: Philips Sonicare DiamondClean was statistically significantly superior to Oral-B Triumph in reducing surface plaque overall, (p-value 0.0059), and in hard-to-reach posterior interproximal areas, (p-value 0.0048). Both products were safe for use.
Conclusion: Philips Sonicare DiamondClean removed significantly more plaque than Oral-B Triumph when assessed over the entire dentition, as well as in hard-to-reach areas.

Comparison of plaque removal by Sonicare DiamondClean and Oral-B TriZone SmartSeries 5000 with SmartGuide; Maclure R, Moore F, Defenbaugh J, Souza S, Jenkins W, Ward M, Liu T, Nelson M. Data on file,2012.
Results: Sonicare DiamondClean removed significantly more plaque overall (p-value=0.0008) than Oral-B TriZone SmartSeries 5000. Differences were more pronounced in hard-to-reach areas (posterior interproximal; p-value=0.0006). Both toothbrushes were safe for use.
Conclusion: Sonicare DiamondClean was found to remove significantly more plaque than Oral-B TriZone SmartSeries 5000 when assessed over the entire dentition as well as hard-to-reach areas.

Comparison of plaque removal by Sonicare DiamondClean and Oral-B TriZone SmartSeries 5000 with SmartGuide; Maclure R, Moore F, Defenbaugh J, Souza S, Jenkins W,