I'm comparing the Oral-B iO™ SERIES 9 and iO™ SERIES 8 electric toothbrushes. Can you identify the main differences between these two models based on their features listed on the Oral-B UK website? Specifically, focus on their display type, AI capabilities, number of smart brushing modes, and included travel case.
Navigate to the Oral-B UK homepage (oralb.co.uk). Accept any cookie consent banners and close any sign-up interstitials. Navigate to the iO Series product overview page. Locate and compare the feature details for the iO™ SERIES 9 and iO™ SERIES 8. Identify the differences in display, AI capabilities, number of smart brushing modes, and type of travel case for each model.
State that both the iO™ SERIES 9 and iO™ SERIES 8 have an 'Interactive Colour Display' or 'Interactive Color Display'. State that the iO™ SERIES 9 has '3D TEETH TRACKING with A.I.' while the iO™ SERIES 8 has 'Artificial Intelligence Technology'. State that the iO™ SERIES 9 has '7 Smart Brushing Modes' and the iO™ SERIES 8 has '6 Smart Brushing Modes'. State that the iO™ SERIES 9 comes with a 'Power2go Travel Case' and the iO™ SERIES 8 comes with a 'Travel Case'.