ACT to SAT Conversion: Official Concordance Tables & Calculator 2025
Convert ACT scores to SAT equivalents instantly using the official 2018 College Board and ACT concordance tables. Get accurate score translations, percentile rankings, and strategic guidance for test selection and college applications.
Welcome to the most comprehensive ACT to SAT conversion resource available online. Our converter uses the official 2018 concordance tables jointly developed by the College Board and ACT Inc., based on analysis of over 500,000 students who took both tests.
Whether you're comparing test results, deciding which test to take, understanding college admissions requirements, or reporting scores for scholarships, our calculator provides accurate bi-directional conversion with detailed percentile rankings and college competitiveness analysis.
Interactive ACT SAT Score Converter
Select your conversion direction and enter your score for instant results with percentile rankings
ACT to SAT Conversion
SAT to ACT Conversion
Why Use Our ACT SAT Conversion Calculator?
- Based on official 2018 College Board and ACT concordance study
- Provides both midpoint scores and full conversion ranges
- Includes percentile rankings and college competitiveness levels
- Bi-directional conversion (ACT to SAT and SAT to ACT)
- Free, unlimited use with instant resultsβno signup required
- Regularly updated to reflect latest concordance data
Understanding ACT to SAT Conversion
ACT to SAT conversion uses official concordance tables developed jointly by ACT Inc. and the College Board through comprehensive research. These conversions allow students, educators, and college admissions officers to compare scores across both standardized tests accurately.
Concordance Methodology
The concordance relationship is established through statistical equipercentile linking, which matches scores representing the same percentile rank:
\[ C_{SAT}(s_{ACT}) = F^{-1}_{SAT}(F_{ACT}(s_{ACT})) \]
Where:
- \( C_{SAT} \) = SAT concordance function
- \( s_{ACT} \) = ACT score input
- \( F_{ACT} \) = Cumulative distribution function of ACT scores
- \( F^{-1}_{SAT} \) = Inverse cumulative distribution of SAT scores
This equipercentile method ensures concorded scores represent equivalent percentile rankings in their respective distributions, providing fair comparison across different test formats.
Key Principles of Score Conversion
- Percentile Equivalence: Concorded scores represent the same percentile ranking in each test's distribution, not identical ability levels
- Statistical Modeling: Conversions derive from analyzing hundreds of thousands of students who took both tests
- Not Predictions: A concorded score doesn't predict how you would actually perform on the alternative test
- Score Ranges: Most ACT scores convert to an SAT score range (typically 20-30 point span) rather than exact values
- Midpoint Values: The midpoint provides the best single-point estimate for comparison purposes
- Section Specificity: Section-level conversions may differ from composite conversions due to different skill emphasis
Complete ACT SAT Concordance Table
The official ACT SAT concordance table provides the foundation for all score conversions. This table, jointly developed by both testing organizations, shows equivalent scores representing the same level of college readiness and academic achievement.
| ACT Composite | SAT Total (Midpoint) | SAT Score Range | Percentile |
|---|---|---|---|
| 36 | 1590 | 1570-1600 | 99+ |
| 35 | 1540 | 1530-1560 | 99 |
| 34 | 1500 | 1490-1520 | 99 |
| 33 | 1460 | 1450-1480 | 98 |
| 32 | 1430 | 1420-1440 | 97 |
| 31 | 1400 | 1390-1410 | 95 |
| 30 | 1370 | 1360-1380 | 93 |
| 29 | 1340 | 1330-1350 | 91 |
| 28 | 1310 | 1300-1320 | 88 |
| 27 | 1280 | 1260-1290 | 85 |
| 26 | 1240 | 1230-1250 | 82 |
| 25 | 1210 | 1200-1220 | 78 |
| 24 | 1180 | 1160-1190 | 74 |
| 23 | 1140 | 1130-1150 | 69 |
| 22 | 1110 | 1100-1120 | 64 |
| 21 | 1080 | 1060-1090 | 55 |
| 20 | 1040 | 1030-1050 | 48 |
| 19 | 1010 | 990-1020 | 40 |
| 18 | 970 | 960-980 | 33 |
| 17 | 930 | 920-950 | 27 |
| 16 | 890 | 880-910 | 21 |
| 15 | 850 | 830-870 | 16 |
| 14 | 800 | 780-820 | 11 |
| 13 | 760 | 730-770 | 8 |
| 12 | 710 | 690-720 | 5 |
| 11 | 670 | 650-680 | 3 |
| 10 | 630 | 620-640 | 2 |
| 9 | 590 | 590-610 | 1 |
Popular ACT to SAT Conversions
These are the most frequently searched ACT to SAT score equivalents, particularly for competitive college admissions. Understanding these conversions helps you set realistic target scores and evaluate your college competitiveness.
High ACT Scores to SAT
Mid-Range ACT Scores to SAT
ACT 34 Equivalent to SAT: Detailed Analysis
An ACT composite score of 34 is one of the most searched conversions. This score is equivalent to an SAT score range of 1490-1520, with a midpoint of 1500. This places students in approximately the 99th percentile of all test-takers.
Students with ACT 34 / SAT 1500 scores are highly competitive for selective college admissions, including top-tier universities such as Northwestern, Duke, and Cornell. While Ivy League schools typically admit students with scores slightly higher, ACT 34 represents excellent academic achievement and strong college readiness.
ACT vs SAT: Test Structure Differences
Understanding structural differences between the ACT and SAT helps explain why direct conversion isn't always perfect and why students may perform differently on each test despite equivalent scoring.
| Feature | ACT | SAT (Digital) |
|---|---|---|
| Test Format | Paper or Computer | Digital Only (2024+) |
| Total Time | 2h 55m (3h 35m with Writing) | 2h 14m |
| Number of Sections | 4 (English, Math, Reading, Science) | 2 (Reading & Writing, Math) |
| Total Questions | 215 questions | 98 questions |
| Score Scale | 1-36 composite | 400-1600 total |
| Math Coverage | Through Pre-Calculus | Through Algebra II |
| Calculator Policy | Only on Math section | Entire Math section |
| Science Section | Dedicated 35-minute section | Integrated into passages |
| Reading Passages | 4 long passages (700+ words) | Multiple shorter passages |
| Wrong Answer Penalty | No penalty | No penalty |
| Adaptive Testing | No | Yes (module-based) |
ACT SAT Percentile Rankings & College Competitiveness
Percentile rankings reveal how your score compares to all test-takers nationwide. Understanding your percentile is crucial for assessing college admissions competitiveness and setting realistic improvement goals.
| ACT | SAT | Percentile | College Tier | Example Schools |
|---|---|---|---|---|
| 36 | 1570-1600 | 99+ | Most Selective | Ivy League, Stanford, MIT |
| 35 | 1530-1560 | 99 | Highly Selective | Top 10-20 Universities |
| 34 | 1490-1520 | 99 | Very Selective | Top 20-30 Universities |
| 32 | 1420-1440 | 97 | Selective | Top 50-75 Universities |
| 30 | 1360-1380 | 93 | Competitive | Strong State Flagships |
| 28 | 1300-1320 | 88 | Above Average | Regional Universities |
| 26 | 1230-1250 | 82 | Average Plus | Most State Universities |
| 24 | 1160-1190 | 74 | Average | Mid-Tier Colleges |
| 21 | 1060-1090 | 55 | Below Average | Less Selective Institutions |
Strategic Test Selection: Which Test Should You Take?
While conversion tables provide score equivalencies, choosing which test to take depends on individual strengths, preferences, and test format. Use these strategic insights to make informed decisions about ACT vs SAT.
Consider Taking the ACT if You:
- β Excel at science data interpretation and graph analysis
- β Prefer straightforward, direct question formats
- β Work efficiently under significant time pressure
- β Are comfortable with trigonometry and pre-calculus
- β Like having a dedicated science reasoning section
- β Prefer longer passages with straightforward questions
Consider Taking the SAT if You:
- β Excel at vocabulary in context and nuanced reading
- β Prefer evidence-based reading comprehension
- β Want more time per question (fewer total questions)
- β Like using calculator throughout entire Math section
- β Prefer shorter, adaptive digital testing format
- β Want tests that emphasize reading and writing equally
When to Use Conversion Tables Strategically
- Initial Test Selection: Compare practice test results using conversion tables to decide which exam format suits your strengths
- Score Reporting Decisions: Determine which test scores to send when you have official results from both ACT and SAT
- Retake Planning: Decide whether to retake one test or switch to the alternative based on conversion analysis
- Scholarship Applications: Understand if you meet requirements that may be listed using different test formats
- College Research: Interpret admission statistics published using the test you didn't take
- Score Goal Setting: Establish equivalent target scores for focused test preparation efforts
Frequently Asked Questions
Why are there score ranges instead of exact conversions?
Score ranges exist because the ACT and SAT measure slightly different skills using different statistical distributions. The range represents the inherent uncertainty in comparing across different assessment instruments. The midpoint value serves as the best single-point estimate when exact comparison is necessary, but the full range acknowledges measurement variability.
Can I combine my best ACT and SAT section scores?
No. Colleges do not create hybrid superscores combining ACT and SAT sections. Superscoring only occurs within the same test type across multiple test dates. For example, colleges may superscore your best Math and Reading & Writing sections across multiple SAT attempts, but they will not combine your best ACT Math with your best SAT Reading & Writing.
Do colleges prefer one test over the other?
No college or university in the United States expresses preference for the ACT or SAT. All accredited institutions accept both tests equally and use official concordance tables to evaluate scores equivalently. An ACT 32 receives identical consideration as SAT 1420-1440 in admissions decisions. This test-neutrality policy has been standard practice for decades.
How accurate are these conversion tables?
The official concordance tables represent the best available score comparisons, based on extensive empirical research analyzing over 500,000 students who took both tests. However, they indicate equivalent percentile rankings rather than predicting actual individual performance. You might score differently on each test due to format differences, personal strengths, test-taking conditions, and preparation quality.
Should I report both ACT and SAT scores if I have them?
Generally, report whichever score is higher when converted to equivalent scales. If both scores fall within the same concordance range and represent your strongest performance, reporting both can demonstrate consistency. However, if one score significantly outperforms the other (by 50+ equivalent points), report only the stronger result to present your best academic profile.
What is the most common ACT score and its SAT equivalent?
The median ACT composite score is approximately 21, which is equivalent to SAT 1060-1090. This represents the 50th percentile, meaning half of all test-takers score above and half score below this level. Understanding where you fall relative to this median helps contextualize your college competitiveness.
Conclusion: Maximizing Your Test Strategy
Understanding ACT and SAT conversion empowers you to make strategic decisions about test selection, score reporting, and college applications. The official concordance tables provide reliable equivalencies based on extensive research, ensuring fair comparison across different testing instruments.
Whether you're determining which test to take, comparing scores for college admissions, or planning retake strategies, these conversion tools offer invaluable guidance. Remember that while conversions provide percentile equivalence, individual test-taking experiences vary based on personal strengths, preparation quality, and test format preferences.
For optimal results, take full-length practice tests of both the ACT and SAT under realistic conditions, then use our conversion calculator to identify which exam yields higher equivalent scores. Focus your preparation efforts on the test that best aligns with your academic strengths and testing style, maximizing your college admissions competitiveness.