Life’s too busy to worry about preparing for both.
You should pick one and then focus your standardized test energies exclusively on that exam.
The best way to make an informed decision is to take practice versions of both the ACT and SAT and see which yields the better score. Additionally, many students have found that reading our ACT or SAT? guidebook makes their decision easier.
When should you do all of this? According to the College Solution blog, you should begin this decision-making process at the end of your sophomore year. Once you make your decision, you should stick with it. If you do, you’ll have plenty of time to prepare for the test of your choice. (You’ll take your first “real” ACT or SAT in the spring of your junior year.)
Click here to read more on the College Solution blog.