ACT vs SAT: Side by Side Comparison

Choosing between the ACT and SAT starts with understanding how each test is built. The table below compares their structure side by side—timing, sections, question types, and tools allowed—so you can see which format better fits your pacing, strengths, and test-day preferences.

ACT SAT
Length   125–165* mins   134 mins
Pace per Question   53 seconds   82 seconds
Multiple Choice   Exclusively   Math write-in questions
Adaptive   NO   YES
Sections   1. English
2. Math
3. Reading
4. *Science (Optional)
  1. Reading & Writing
2. Math
(2 modules in each)
Reading Passages   Four passages
700–900 words each
  ~30 passages
70–150 words each
Calculator   Scientific/Graphing   Desmos
PreCalc   YES   NO
Formulas   NO   YES
Scoring   1–36   400–1600