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Calculate your CGPA using the Sri Lanka (4.0 scale). Free, instant, and built for tech & engineering students.
Your CGPA
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0 total credits · 🇱🇰 Sri Lanka (4.0 scale)
Grade boundaries are indicative national conventions — always verify exact ranges with your own university.
To calculate CGPA in Sri Lanka, multiply each course’s grade points by its credit hours, add them up, and divide by the total credits. Sri Lanka universities use the Sri Lanka (4.0 scale) (used by University of Moratuwa, SLIIT, University of Colombo). This free calculator does it instantly — no login required.
| Grade | Grade Point | Marks (%) | Meaning |
|---|---|---|---|
| A+ | 4 | 85–100 | Distinction |
| A | 4 | 75–84 | — |
| A- | 3.7 | 70–74 | — |
| B+ | 3.3 | 65–69 | — |
| B | 3 | 60–64 | — |
| B- | 2.7 | 55–59 | — |
| C+ | 2.3 | 50–54 | — |
| C | 2 | 45–49 | — |
| C- | 1.7 | 40–44 | — |
| D+ | 1.3 | 35–39 | — |
| D | 1 | 30–34 | Pass |
| E | 0 | 0–29 | Fail |
UGC common 4.0 GPA scale; exact mark ranges vary slightly per university.
Pick your grading scale
The calculator preselects the Sri Lanka (4.0 scale). You can switch country or build a custom scale anytime.
Add your courses
Enter each course’s credit hours and the grade you earned. Course names are optional.
Add each semester or year
Use the tabs to add every semester (or year). Each group shows its own GPA.
Read your CGPA instantly
Your credit-weighted cumulative CGPA updates live — no submit button needed.
Save or convert
Sign in to sync results to Google Drive, export JSON, or convert your CGPA to other scales.
CGPA in Sri Lanka is credit-weighted: CGPA = Σ(grade point × credit hours) ÷ Σ(credit hours), using the Sri Lanka (4.0 scale).
Most Sri Lanka universities use the Sri Lanka (4.0 scale), including University of Moratuwa, SLIIT, University of Colombo. Exact mark boundaries can vary slightly between universities.
Yes. It is completely free, works without login, and runs entirely in your browser. Sign in only if you want to sync results across devices.
Yes. Add each semester as a separate group to see individual semester GPA, while the overall CGPA combines all of them by credit weight.
Yes. Courses with more credit hours have a bigger impact on your CGPA, which is why the calculation is credit-weighted.
Last reviewed on 2026-06-15 by the AiTechWorlds Team. All calculations run locally in your browser. All CGPA calculators.