That was my thought as well. Natural immune response should have more vectors of attack since all of the virus proteins are available to make antibodies for. A

That was my thought as well. Natural immune response should have more vectors of attack since all of the virus proteins are available to make antibodies for. As another comment mentioned though, the spike protein is unlikely to change much, and if it did, the virus would loose a major weapon in infecting people. So the vaccine is probably as effective as natural immunity in practice.