<b><i>Note</b>: This video was first published on 22 May 2022.</i></br></br> <p>Zach is no crazy rich Asian, but he does have a S$500 smart, connected vibrating toothbrush. How does it compare to his older S$250 non-smart, but also vibrating toothbrush? Find out in another episode of What Would Zach Do.</p> <p>You can get the <b>Philips Sonicare 9900 Prestige</b> on <a href="https://www.amazon.sg/Philips-Sonicare-Rechargeable-Toothbrush-HX9990/dp/B08YCVJKXV?crid=23LDWFJ5IDHLG&amp;keywords=Philips+Sonicare+9900+Prestige&amp;qid=1656310208&amp;sprefix=philips+sonicare+9900+prestige,aps,239&amp;sr=8-1&amp;linkCode=sl1&amp;tag=sphmedia-hwz-22&amp;linkId=8e7da5140e828ab2deb2d681afc7fbf5&amp;language=en_SG&amp;ref_=as_li_ss_tl" target="_blank">Amazon.</a></p>