found 478 virus on kapersky scan - on Avast Free found 5 - what is correct

on a full virus scan 478 virus showed up with Kapersky and 5 with Avast free - what is correct ? why is this?

You actually have both Kaspersky and Avast installed on your system?

If your answer to bob’s question is Yes. Then maybe read this: https://forum.avast.com/index.php?topic=211973.0