Here we go a study from Lancet, showing the highest efficacy of any C19 vaccine being 1.3%
ARRs tend to be ignored because they give a much less impressive effect size than RRRs: 1·3% for the AstraZeneca–Oxford, 1·2% for the Moderna–NIH, 1·2% for the J&J, 0·93% for the Gamaleya, and 0·84% for the Pfizer–BioNTech vaccines.
Here we go a study from Lancet, showing the highest efficacy of any C19 vaccine being 1.3%
https://www.thelancet.com/journals/lanmic/article/PIIS2666-5247(21)00069-0/fulltext