Complete comparison of the ACT and SAT for college admissions. Learn the key differences and which test matches your strengths.
ACT vs SAT: Understanding the Differences
Both tests are accepted equally by all U.S. colleges, but they have different formats, timing, and question styles that may favor different student strengths.
Test Structure Comparison
SAT:
- Reading and Writing: 54 questions, 64 minutes (2 modules)
- Math: 44 questions, 70 minutes (2 modules)
- Total time: 2 hours 14 minutes
- Score range: 400 to 1600
- Calculator allowed on entire math section
ACT:
- English: 75 questions, 45 minutes
- Math: 60 questions, 60 minutes
- Reading: 40 questions, 35 minutes
- Science: 40 questions, 35 minutes
- Optional Writing: 1 essay, 40 minutes
- Total time: 2 hours 55 minutes (3 hours 35 minutes with essay)
- Score range: 1 to 36 (composite)
- Calculator allowed on math section only
Key Differences
Pacing: The ACT requires faster pacing. You have less time per question on the ACT than on the SAT.
Science Section: The ACT includes a science reasoning section. The SAT integrates science passages into reading and math.
Math Content: The ACT math section covers more advanced topics (trigonometry, logarithms). The SAT math focuses more deeply on algebra and data analysis.
Reading Passages: SAT passages are paired and ask comparison questions. ACT passages are standalone.
Answer Choices: The SAT has 4 answer choices per question. The ACT has 4 or 5.
Which Test Should You Take?
Choose the SAT if:
- You prefer more time per question
- You excel at algebra and data analysis
- You struggle with science reasoning
- You want to use a calculator throughout the math section
Choose the ACT if:
- You work quickly and efficiently
- You are strong in geometry and trigonometry
- You excel at interpreting charts and graphs quickly
- You prefer straightforward question formats
Score Conversion
An ACT score of 36 equals an SAT score of 1600. An ACT score of 30 equals an SAT score of 1390 to 1410. An ACT score of 24 equals an SAT score of 1160 to 1180.
Test-Optional Policies
Many colleges have adopted test-optional policies, but submitting strong scores can still strengthen your application, especially for merit scholarships.
Recommended Prep Courses
See our ACT course rankings and SAT course rankings for detailed reviews.
FAQ
Q: Do colleges prefer one test over the other? A: No, all U.S. colleges accept both tests equally.
Q: Can I take both tests? A: Yes, many students take both and submit their best score.
Q: How do I decide which test to take? A: Take a full-length practice test of each and compare your scores using a conversion chart.