ganak.appSGPA to CGPA Calculator
Free SGPA to CGPA calculator to convert your semester-wise SGPAs to cumulative CGPA. Supports simple average and credit-weighted calculation methods across 10-point (Indian universities like VTU, KTU, BPUT, Mumbai University), 4.0 (US/UK), and 5.0 grading scales. Instantly shows CGPA, percentage equivalent, semester breakdown, SGPA trend chart, and grade classification.
Average of all SGPAs (equal weight per semester)
Academic Metrics
Performance summary across semesters
Semester Breakdown
SGPA and running CGPA per semester
SGPA Trend
Performance across semesters
How to Calculate CGPA from SGPA
Step-by-step conversion methods
Converting SGPA (Semester Grade Point Average) to CGPA (Cumulative Grade Point Average) can be done using two methods depending on whether your semesters have equal or different credit loads.
Example: SGPAs of 8.5, 8.2, 7.8, 8.0 over 4 semesters
CGPA = (8.5 + 8.2 + 7.8 + 8.0) ÷ 4 = 32.5 ÷ 4 = 8.13
Example: Sem 1 (SGPA 8.5, 24 cr) + Sem 2 (SGPA 8.2, 22 cr) + Sem 3 (SGPA 7.8, 26 cr)
CGPA = (8.5×24 + 8.2×22 + 7.8×26) ÷ (24+22+26) = 587.2 ÷ 72 = 8.16
SGPA vs CGPA: Key Differences
Understanding semester and cumulative grade point averages
| Aspect | SGPA | CGPA |
|---|---|---|
| Full Form | Semester Grade Point Average | Cumulative Grade Point Average |
| Scope | Single semester | All semesters combined |
| Fluctuation | Can vary widely semester to semester | Stabilizes over time |
| Used For | Semester performance review | Degree certificate, job applications |
| Calculation | From individual subject grades | From all semester SGPAs |
CGPA to Percentage Conversion
How to convert your CGPA to percentage
After calculating your CGPA from SGPAs, convert it to an approximate percentage using a common conversion factor for your grading scale. The factors below are widely used defaults — your university may prescribe a different multiplier.
| Grading Scale | Common Formula | Example |
|---|---|---|
| 10-Point (India/AICTE) | CGPA × 9.5 | 8.13 CGPA ≈ 77.24% |
| 4.0 Scale (US/UK) | GPA × 25 | 3.5 GPA ≈ 87.5% |
| 5.0 Scale | CGPA × 20 | 4.2 CGPA ≈ 84% |
Universities like VTU, KTU, and Mumbai University each define their own conversion factor. Always verify with your institution's examination guidelines for the exact multiplier.
University-Specific SGPA to CGPA Conversion
How different Indian universities calculate CGPA
Uses 10-point scale. CGPA = Sum of (SGPA × Credits) across all semesters divided by total credits. Percentage conversion varies by regulation — check your VTU examination rules for the exact formula.
Uses 10-point grading scale with letter grades (S=10, A+=9, A=8.5, etc.). CGPA is the credit-weighted average of all semester SGPAs.
10-point grading system. CGPA computed as weighted average of all SGPAs. Percentage conversion factor varies — check BPUT's official examination regulations for the exact multiplier.
Uses CBCS (Choice Based Credit System) with 10-point scale. CGPA = total grade points earned divided by total credits attempted.
Grade Classification Table
CGPA ranges and corresponding grades
| Grade | 10-Point | 4.0 Scale | Percentage |
|---|---|---|---|
| O (Outstanding) | 9.0–10.0 | 3.7–4.0 | 90–100% |
| A+ (Excellent) | 8.0–8.9 | 3.3–3.69 | 80–89% |
| A (Very Good) | 7.0–7.9 | 3.0–3.29 | 70–79% |
| B+ (Good) | 6.0–6.9 | 2.5–2.99 | 60–69% |
| B (Above Average) | 5.5–5.9 | 2.0–2.49 | 55–59% |
| C (Average) | 5.0–5.4 | 1.5–1.99 | 50–54% |
| F (Fail) | < 4.0 | < 1.0 | < 40% |
Tips for Improving Your CGPA
Practical strategies for better academic performance
Courses with more credits have a larger impact on your CGPA. Allocate more study time to 4-5 credit subjects versus 1-2 credit electives.
Strong SGPAs in early semesters create a buffer. A high CGPA is easier to maintain than to recover from a low start, as more credits accumulate.
Use this calculator to figure out what SGPA you need in upcoming semesters to reach your desired overall CGPA. Work backwards from your goal.
Frequently Asked Questions
Common questions about SGPA to CGPA conversion, formulas, and university-specific methods