I had a preference for the mRNA vaccines because the immunity appears to build faster. It's not enough of a difference to wait for one of the others, but it wo

I had a preference for the mRNA vaccines because the immunity appears to build faster. It's not enough of a difference to wait for one of the others, but it would drive my choice if I had an option. When I made my appointment, the clerk warned me that they only had 2 dose vaccines, apparently enough people wanted the 1 dose that it was worth mentioning it. So it can be pretty situational which one is 'better'.