The perennial question: which entrance exam should I take, the SAT or the ACT? Both are accepted by the majority of the institutions and it is recommended that you take both so that you can determine which is the best one for you. But, what if you don't have the time to take both? Or do not wish to take them? One idea is for you to take practice exams in each to see which one you did better. Or check out this article which explains each exam in depth, their differences and similarities to help you determine which exam to take.