> For the complete documentation index, see [llms.txt](https://docs.optibase.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.optibase.io/frequently-asked-questions/tests/what-is-the-difference-between-a-b-and-multivariate-testing.md).

# What is the difference between A/B and multivariate testing?

A/B tests compare two complete variants, while multivariate tests evaluate the effect of multiple changes simultaneously across different elements.