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Most colleges accept scores from either test, so you can take the test that’s right for you. Your college application journey is likely starting with the question, “Which test should I take?” Use this handy guide to help you decide:

Test Structure and Format

ACT

SAT

Length

3 hours, 35 minutes (including the optional Writing Test, not including breaks)

3 hours, 50 minutes (including the optional Essay, not including breaks)

Structure

4 sections*

  • English
  • Math
  • Reading
  • Science

*Plus an Optional Writing Test

4 sections*

  • Reading
  • Writing and Language
  • Math without a Calculator
  • Math with a Calculator

*Plus an Optional Essay