Many college applications require standardized test scores, but most offer students a choice: ACT or SAT. Some students choose to take both tests, but that’s not an option for everyone. After all, testing can be time-consuming and expensive — especially once you factor in tutoring services and practice materials. So, how do you decide to take the ACT vs. SAT? While the two tests serve the same function, they’re vastly different. Some students who earn top marks on the SAT flunk the ACT and vice versa. When college acceptance can depend on your scores, it’s important to choose wisely. Here’s how to tell which test is right for you.