GPA to IB Score Converter: Complete Guide (2025)
Use our GPA to IB converter to translate your 4.0 GPA into an IB Diploma predicted score (24–45 points). Essential for US students applying to universities that prefer IB metrics.
What is the IB Diploma?
The International Baccalaureate (IB) awards points from 1–7 per subject (6 subjects) + up to 3 bonus points for TOK/EE/CAS. Total: 24–45.
- 7 = Excellent (A+)
- 6 = Very Good (A)
- 5 = Good (B+)
- 4 = Satisfactory (C)
- 3 = Mediocre (D)
- 2–1 = Poor/Fail
GPA to IB Conversion Formula
Unweighted GPA → IB:
IB ≈ (GPA × 9.5) + 5 (approximate)
Weighted GPA: Adjusts for honors/AP (+0.5–1.0).
Conversion Table
| GPA (Unweighted) | IB Score | Equivalent |
|---|---|---|
| 4.0 | 43–45 | Outstanding |
| 3.8–3.9 | 40–42 | Excellent |
| 3.5–3.7 | 36–39 | Very Good |
| 3.0–3.4 | 32–35 | Good |
| 2.5–2.9 | 28–31 | Satisfactory |
| 2.0–2.4 | 24–27 | Pass |
IB to GPA Conversion
IB → GPA: GPA ≈ (IB - 5) / 9.5
Example: 38 IB → (38 - 5) / 9.5 ≈ 3.47 GPA
Weighted GPA Adjustment
IB schools often report weighted GPA for AP/Honors. Our converter handles both.
University Requirements
- Top US Unis: 38+ IB (3.8+ GPA)
- UK Russell Group: 34–40+ IB
- Canada: 32+ IB for competitive programs
Step-by-Step Guide
- Calculate GPA: Use our Weighted GPA Calculator.
- Enter GPA: Select unweighted/weighted.
- Get IB score: Instant conversion.
Why Use This Converter?
- Two-way conversion
- Supports weighted GPA
- Accurate to 1 decimal
- Free & mobile-friendly
FAQ
What is a good IB score?
36+ is competitive; 40+ is elite.
Is IB harder than AP?
IB is more holistic; AP is exam-focused. Both respected.
Can I convert IB subject grades?
Use Grade Point Converter per subject.
Tips to Boost IB Score
- Aim for 7 in HL subjects
- Maximize EE/TOK (3 points)
- Use our GPA Boost Calculator
Conclusion
Whether applying to Ivy League, Oxbridge, or top global unis, our GPA to IB converter helps you present your grades accurately. Convert now!