ACT vs. SAT?

 

What is on the ACT?

Test
Time
Content
English
45 minutes
Standard written and rhetorical skills.
Mathematics
60 minutes
Mathematical skills students have typically acquired in courses taken up to the beginning of grade 12.
Reading
35 minutes
Measures reading comprehension
Science
35 minutes
Measures the interpretation, analysis, evaluation, reasoning, and problem solving skills required in the natural sciences.
Writing (Optional)
30 minutes
Measures writing skills emphasized in high school English classes and entry-level college composition courses. 

 

What is on the SAT?

Test
Time
Content
Critical Reading
70 minutes
Reading Comprehension, Sentence Completion, Paragraph length critical reading
Math
70 minutes
Numbers and Operations, Algebra and Functions, Geometry, Statistics, Probability and Data Analysis
Writing
25 minute essay / 25 minute multiple choice
Grammar usage, Word choice

 

Comparison: ACT vs. SAT

 
ACT
SAT
Length 3 hours, 25 minutes (including 30 minute optional Writing Test) 3 hours, 45 minutes
Sections 4 Test Sections (5 with the optional Essay): English, Math, Reading, Science, Writing (optional) 10 Sections:  3 Critical Reading, 3 Math, 3 Writing (incl. the Essay), 1 Experimental (unscored)
Reading (ACT) / Critical Reading (SAT) 4 reading comprehension passages, 10 questions per passage Reading comprehension passages and questions, and sentence completion questions
Science Science (analysis, interpretation, evaluation, basic content, and problem solving) Science not included
Math Math accounts for 1/4 of overall score.  Arithmetic, algebra, geometry, and trigonometry Math accounts for 1/3 of overall score.  Arithmetic, algebra, geometry, and algebra II
Essay Last thing you do (optional);  30 minutes;  Not included in the composite score. First thing you do;  25 minutes;  Factored into overall score.
Scoring Total composite score of 1-36 (based on average of 4 tests);  4 scores of 1-36 for each test;  Score of 0-12 for the optional Essay. Total score out of 2400:  3 scores 200-800 for each section;  2 subscores: 20-80 for Writing multiple choice and 0-12 for the Essay.
Wrong Answer Penalty No wrong answer penalty Yes, 1/4 point per wrong answer (except for Math Grid-in questions)