IB Score Calculator
Predict your International Baccalaureate Diploma Programme (IBDP) score based on your subject grades and core components.
Enter Your Predicted Grades
e.g., English A: Literature HL
e.g., Spanish B SL
e.g., History HL
e.g., Biology HL
e.g., Mathematics: Analysis and Approaches SL
e.g., Visual Arts SL or a second Science
Core Components
Your Predicted IB Score
45
42
3
Points Breakdown
This chart visualizes the contribution of your subject groups and core components to your total IB score.
TOK & Extended Essay Bonus Points Matrix
| Extended Essay (EE) Grade | |||||
|---|---|---|---|---|---|
| TOK Grade | A | B | C | D | E |
| A | 3 | 3 | 2 | 2 | Fail |
| B | 3 | 2 | 2 | 1 | Fail |
| C | 2 | 2 | 1 | 1 | Fail |
| D | 2 | 1 | 1 | 0 | Fail |
| E | Fail | Fail | Fail | Fail | Fail |
Official IB bonus points matrix. Receiving an ‘E’ in either TOK or the EE results in a failing condition for the diploma.
What is an IB Score Calculator?
An IB Score Calculator is a specialized tool designed for students in the International Baccalaureate (IB) Diploma Programme to predict their final score. Unlike simple grade averages, the IB scoring system is multifaceted, combining grades from six subjects with additional points from core components. This calculator simplifies the process by applying the official IB scoring rules, giving students a clear estimate of their academic standing. It’s an essential resource for anyone wanting to track their progress towards the maximum 45 points.
This tool should be used by prospective, current, and even past IB students who want to understand how different academic scenarios affect their final diploma score. Whether you’re aiming for a top university or trying to meet the minimum 24-point requirement, a reliable IB Score Calculator provides the insights needed for strategic planning. A common misconception is that you can just add up your grades; however, the bonus points from the Theory of Knowledge (TOK) and the Extended Essay (EE) are critical and follow a specific matrix, which this calculator automates.
IB Score Calculator Formula and Mathematical Explanation
The formula used by the IB Score Calculator is straightforward but has several components. The final score is the sum of points from your six main subjects and the bonus points from the core.
Final IB Score = (Subject 1 + Subject 2 + … + Subject 6) + Core Bonus Points
Each of the six subjects is graded on a scale of 1 to 7, where 7 is the highest. Therefore, the maximum score from subjects is 6 subjects × 7 points/subject = 42 points. The Core Bonus Points are determined by the grades achieved in Theory of Knowledge (TOK) and the Extended Essay (EE), which are graded from A to E. The combination of these two grades can yield 0, 1, 2, or 3 bonus points, as detailed in the matrix table above. Using an IB Score Calculator automates this lookup process.
| Variable | Meaning | Unit | Typical Range |
|---|---|---|---|
| Subject Grade | The grade for an individual IB subject. | Points | 1–7 |
| TOK Grade | The grade for the Theory of Knowledge component. | Letter (A-E) | A, B, C, D, E |
| EE Grade | The grade for the Extended Essay component. | Letter (A-E) | A, B, C, D, E |
| Core Bonus Points | Points awarded based on the TOK/EE matrix. | Points | 0–3 |
| Total IB Score | The final diploma score. | Points | 0–45 (24 is passing) |
Practical Examples (Real-World Use Cases)
Example 1: High-Achieving Student
A student is aiming for a competitive university program and uses the IB Score Calculator to track their high scores.
- Inputs:
- Subject 1-4 (HLs): 7, 7, 6, 7
- Subject 5-6 (SLs): 7, 6
- TOK Grade: A
- EE Grade: B
- Calculation:
- Subject Points: 7 + 7 + 6 + 7 + 7 + 6 = 40
- Core Points: An ‘A’ in TOK and a ‘B’ in EE yields 3 bonus points.
- Output: The IB Score Calculator shows a total of 43 points. This is an extremely competitive score, likely placing the student in the top percentile globally.
Example 2: Student on the Borderline
A student is concerned about meeting the diploma requirements and uses the calculator to see if they are on track.
- Inputs:
- Subject Grades: 4, 4, 5, 3, 4, 4
- TOK Grade: C
- EE Grade: D
- Calculation:
- Subject Points: 4 + 4 + 5 + 3 + 4 + 4 = 24
- Core Points: A ‘C’ in TOK and a ‘D’ in EE yields 1 bonus point.
- Output: The IB Score Calculator shows a total of 25 points. This meets the minimum requirement of 24 points, so the student would be awarded the diploma, assuming all other conditions (like CAS) are met.
How to Use This IB Score Calculator
Using this IB Score Calculator is a simple process designed for clarity and ease.
- Enter Subject Grades: For each of the six subject groups, select your predicted grade from the dropdown menu (1 through 7).
- Select Core Component Grades: Choose your predicted grades for both the Theory of Knowledge (TOK) and the Extended Essay (EE) from their respective dropdowns (A through E).
- Review Real-Time Results: The calculator automatically updates your results. Your total predicted score is displayed prominently at the top. You can also see the breakdown of subject points versus core bonus points.
- Analyze the Breakdown: Use the chart and TOK/EE matrix to understand exactly where your points are coming from. This helps identify areas for improvement. For those needing help with university admissions, see our guide on university IB requirements.
The results from this IB Score Calculator can guide your study priorities. If you are close to a higher total score, you might focus on improving a subject grade or boosting your EE/TOK performance.
Key Factors That Affect IB Score Calculator Results
Several key factors can influence your final score. Understanding them is crucial for effective planning, and our IB Score Calculator helps visualize their impact.
- Subject Performance: This is the most significant factor, accounting for up to 42 of the 45 points. Consistent performance across all six subjects is vital.
- Higher Level (HL) vs. Standard Level (SL): While both are graded on the same 1-7 scale, HL courses are more demanding. Poor performance in a required HL subject can jeopardize your diploma.
- Theory of Knowledge (TOK): Your grade in TOK not only contributes to bonus points but also develops critical thinking skills valued by universities. A poor grade (D or E) can limit or eliminate your bonus points.
- Extended Essay (EE): This independent research project is a key differentiator. A high grade (A or B) is essential for earning the maximum 3 bonus points. Our guide on how to write an extended essay can be a great help.
- Failing Conditions: The IB has several automatic failing conditions, such as receiving a grade of 1 in any subject, a grade of 2 in three or more subjects, or an ‘E’ in either TOK or the EE. An IB Score Calculator helps you steer clear of these thresholds.
- CAS (Creativity, Activity, Service): While not graded with points, completing your CAS portfolio is a mandatory requirement for the diploma. Failure to complete it means you will not receive your diploma, regardless of your score.
Frequently Asked Questions (FAQ)
You need to score at least 24 points in total, in addition to meeting other requirements like completing CAS and not having any failing conditions. Our IB Score Calculator helps you track your progress towards this goal.
You can earn a maximum of 3 bonus points from the combination of your TOK and EE grades. Use the matrix on this page to see the exact number for your grade combination.
For the final point calculation, both HL and SL subjects are graded on the same 1-7 scale and contribute equally. However, universities often have specific HL subject and grade requirements. You might find our IB vs. A-Level comparison useful.
An ‘E’ in either the Extended Essay or Theory of Knowledge is an automatic failing condition. You will not be awarded the IB Diploma, regardless of how high your subject scores are.
While 24 is the passing score, a score of 30 or above is generally considered solid. A score of 38 or higher is very competitive for top universities, and scores above 40 are exceptional. An IB Score Calculator can help you set a target.
This IB Score Calculator provides a highly accurate estimate based on the grades you input. However, the final official score depends on the grade boundaries for your specific exam session, which can vary slightly year to year.
Extremely difficult. Less than 1% of students worldwide achieve a perfect score of 45. It requires earning a 7 in all six subjects plus the full 3 bonus points from TOK and the EE. See our list of top universities for IB graduates.
Creativity, Activity, Service (CAS) is a core requirement you must complete, but it is not scored. It’s a pass/fail component. Proper time management is key, a topic we cover in managing your IB workload.