IHS Markit says that rigid AMOLED is the leading smartwatch display technology, with a market share of 36% (in Q4 2019) - up from a market share of only 14% in the beginning of 2019. Rigid AMOLEDs enjoy the fastest growth of all display technologies.
All OLED displays together (PMOLED, AMOLED and flexible OLEDs) take up a market share of 69%. The market share of PMOLED displays shrunk from 51% in 2018 to 19% in 2019 as rigid AMOLEDs starts to be adopted where PMOLED displays once were. To learn more about the PMOLED market and its future, see our PMOLED Market Report.