As of February 2022, mRNA-based vaccine Comirnaty, developed by Pfizer/Biontech, was the leading COVID-19 vaccine by efficacy rate, showing around 95 percent of efficacy against COVID-19. This statistic illustrates the comparison of select COVID-19 vaccines worldwide, by efficacy.
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As of February 2022, mRNA-based vaccine Comirnaty, developed by Pfizer/Biontech, was the leading COVID-19 vaccine by efficacy rate, showing around 95 percent of efficacy against COVID-19. This statistic illustrates the comparison of select COVID-19 vaccines worldwide, by efficacy.