UWSA 2 Step 1 Score Calculator | Most Accurate UWorld Self-Assessment 2 Predictor 2026

#1 Most Accurate Step 1 Predictor

UWSA 2 Step 1 Score Calculator | Most Accurate UWorld Self-Assessment 2 Predictor 2026

The most accurate UWSA 2 Step 1 Score Calculator using community-validated regression formula (296.94 – 1.097 × wrong). UWSA 2 is the single best predictor of real USMLE Step 1 performance — convert your UWorld Self-Assessment 2 score to a three-digit predicted score instantly. Trusted by 10,000+ students.

Enter Your UWSA 2 Scores

UWSA 2 Step 1 Formula

Score = 296.94 – 1.097 × Wrong Answers
Calibrated: 29 wrong = 265 • 51 wrong = 241 • 74 wrong = 215
Total Questions: 160 (4 blocks × 40 questions)

Why UWSA 2 Is The Most Accurate

UWSA 2 is calibrated to real Step 1 performance within ±3–5 points. Unlike UWSA 1 (which overpredicts by 3–8 pts), UWSA 2 reflects the clinical integration style of the real exam. It is the most reliable single assessment for final readiness decision-making.

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Frequently Asked Questions — UWSA 2 Step 1

How accurate is UWSA 2 for predicting real USMLE Step 1?

UWSA 2 is the most accurate single assessment for predicting real Step 1 performance. Community data consistently shows UWSA 2 predicts within ±3–5 points of the actual exam score. Unlike UWSA 1 (which overpredicts by 3–8 points), UWSA 2 accounts for clinical integration and reflects the current exam format more accurately. If you can only take one final practice test, UWSA 2 is the one.

When should I take UWSA 2 for Step 1?

UWSA 2 is best taken 1–2 weeks before your exam date. This gives you enough time to act on what it reveals while keeping the score prediction relevant to your actual exam day performance. Taking it more than 3 weeks out means your score will be lower than exam day (still improving). Taking it the day before the exam leaves no time to use the results.

What is a good UWSA 2 score for Step 1?

A UWSA 2 score above 220 one to two weeks before your exam is a strong indicator you will pass comfortably. Score of 200–219 means you’re in passing territory but should focus on your highest-error subjects in the remaining time. Below 196 on UWSA 2 within one week of the exam is a serious concern — consider whether rescheduling is appropriate, especially if NBME scores are also below passing.

UWSA 2 vs NBME 30 — which is more predictive of real Step 1?

Both are strong predictors, but they measure slightly different things. UWSA 2 tests clinical integration very similarly to the real exam. NBME 30 tests content depth and uses harder questions overall. Students often find NBME 30 more difficult. Using both together — NBME 30 at Week 4 and UWSA 2 at Week 5–6 — gives you the best picture of true readiness. If the two diverge significantly (5+ points), trust UWSA 2 more for final score prediction.

My UWSA 2 score is below 196 — should I reschedule?

Not necessarily on UWSA 2 alone. First check: How far out is your exam? If you have 2+ weeks left, there is time to improve. Second check: What are your NBME 28, 29, 30 scores saying? If multiple assessments are below 196 with less than 10 days to exam, rescheduling is worth a serious conversation. If UWSA 2 is borderline (190–196) but NBMEs are higher, you may be in better shape than UWSA 2 suggests — UWSA 2 is accurate but not infallible.

Is UWSA 2 harder than UWSA 1?

Most students find UWSA 2 to be harder than UWSA 1, or at least more clinical and applied. UWSA 1 leans more toward basic science recall. UWSA 2 questions require more integration across systems — which is why it correlates better with the real exam. If your UWSA 2 score drops compared to UWSA 1, do not panic: the difficulty adjustment explains much of that drop, and UWSA 2’s lower score is actually more accurate.

How many questions are on UWSA 2 Step 1?

UWSA 2 Step 1 has 160 questions total, divided into 4 blocks of 40 questions each. Same format as UWSA 1. Each wrong answer costs approximately 1.1 points in the predicted score formula. This means 10 fewer wrong answers translates to roughly a 10–11 point improvement in predicted score — a meaningful difference that makes focused final-week review highly worthwhile.

UWSA 2 Step 1 Score Calculator — Complete Guide

The UWSA 2 Step 1 Score Calculator converts your UWorld Self-Assessment 2 wrong answer count or percentage correct into a predicted three-digit USMLE Step 1 score. UWSA 2 is widely considered the most accurate single predictor of real Step 1 performance, and this calculator uses a community-validated regression formula derived from hundreds of real student score pairs shared on r/step1, USMLE Discord, and medical tutoring platforms.

The Formula — How Your Score Is Calculated

Score = 296.94 – 1.097 × Wrong Answers

Wrong AnswersPredicted ScoreAssessment
15 wrong~281Exceptional — top percentile performance
25 wrong~270Outstanding — well above average
40 wrong~253Excellent — strong comfort zone
51 wrong~241Good — above average, comfortable pass
65 wrong~226Solid — passing zone
74 wrong~215Borderline — targeted review needed
92 wrong~196At passing threshold — high risk zone
100+ wrong<196Below passing — recovery plan required

UWSA 2 vs Other Assessments — Accuracy Comparison

AssessmentCorrelationTendencyBest Used
UWSA 2 Step 1Highest (±3–5 pts)Accurate / slight underpredict1–2 weeks before exam
NBME 30/31Very HighSlightly underpredictsFinal 2 weeks
NBME 28/29HighWithin ±5 ptsWeek 4–5 dedicated
UWSA 1 Step 1ModerateOverpredicts 3–8 ptsWeek 3–4 dedicated
Free 120ModerateContent-specific signal3–5 days before exam

Interpreting Your UWSA 2 Score

Above 240: You are in exceptional shape. Maintain your study routine, get proper rest, and avoid cramming. Focus on reviewing UWSA 2 wrong answers to close any remaining gaps.

220–239: Strong and comfortable pass range. Review wrong answers by subject to identify any pockets of weakness. Continue UWorld revision and trust the process.

200–219: Passing range but with work to do. Identify which subjects drove the most errors and dedicate remaining time specifically to those. One to two focused weeks can meaningfully move this score.

196–199: Borderline zone. UWSA 2 at this level means you are near the passing threshold. This does not automatically mean failure — many students in this range pass — but it calls for maximally efficient use of remaining time. Use the free USMLE study plan generator to build a targeted final-week plan.

Below 196: Below the passing threshold. Do not panic. First determine how much time remains before your exam. If you have 2+ weeks, a focused recovery is possible. If less than a week remains, have an honest conversation about rescheduling.

How to Use UWSA 2 Strategically

Schedule it correctly. UWSA 2 at 1–2 weeks before exam gives you the most actionable data. Not so early that your score is artificially low, not so late that you cannot act on results.

Simulate real exam conditions. Full timed blocks, no breaks beyond the scheduled ones, starting in the morning at the same time as your actual exam. Score prediction accuracy drops when conditions are not realistic.

Review every wrong answer the same day. Wrong answer review from UWSA 2 is more valuable than any other review activity in your final 2 weeks. Each wrong answer is a high-yield topic that appeared on a predictive assessment — treat it as guaranteed exam content.

Combine with NBME data. UWSA 2 alone is excellent. UWSA 2 plus NBME 29/30 scores give you a much clearer picture of actual readiness. If all three assessments show similar scores, you have high confidence in your prediction.

Disclaimer: This calculator provides educational estimates based on community regression data. Results are not official USMLE scores. Formula accuracy is ±3–5 points on average. All USMLE® and UWorld® trademarks belong to their respective owners. Calculator data is for educational guidance only.

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