Why should I choose an Electric Toothbrush. 05 August 2019 15:06 Updated Using an electric toothbrush is proven to reduce plaque by 21% after 3 months of use compared to a manual brush. https://www.cochrane.org/CD002281/ORAL_poweredelectric-toothbrushes-compared-to-manual-toothbrushes-for-maintaining-oral-health Related articles What makes Ordos brushes so great? Why is there a 2-minute timer on the Sonic+ brush? How many Brush modes does the Sonic+ brush have? As an existing customer can I upgrade to the new Sonic+ brush? How often should I change my brush head?