Adam Klein made this decent comparison between the two most popular tools used for web test automation nowadays.
However, there's one area where Cypress has an advantage over Selenium. It's the ability to test API, as explained by Mahesh Thota in an article called API Testing with Cypress.
Sometimes it's hard to know what you aim for with performance testing. In this article, Mohamed Tarek shares three tips on how you can get an idea of the desired result.