For test date information, please see the Test Date page.
The SAT is traditionally thought of as a test that measures a student’s critical thinking skills, testing their ability to analyze and solve problems in Math, Reading and Writing.
https://sat.collegeboard.org/home
The ACT is considered a more “curriculum based” test, since it tests their academic preparedness for college in the areas of English, Math, Reading and Science specifically by calling on information they have learned in their high school coursework.