CGPA vs SGPA — Key Differences Explained

Understand the critical differences between CGPA and SGPA, how they relate, and when each one matters for your academic career.

Last Updated: February 2026

What is the Difference Between CGPA and SGPA?

CGPA and SGPA are both grade point averages, but they measure performance over different timeframes. CGPA (Cumulative Grade Point Average) covers your entire academic career, while SGPA (Semester Grade Point Average) covers just a single semester.

CGPA vs SGPA: Quick Comparison

AspectCGPASGPA
Full FormCumulative Grade Point AverageSemester Grade Point Average
ScopeAll semesters combinedSingle semester only
Changes After Each SemesterUpdated cumulativelyNew value each semester
Used ForFinal degree classification, placements, higher educationSemester-wise performance tracking
FormulaΣ (All Grade Points × Credits) / Σ All CreditsΣ (Semester Grade Points × Credits) / Σ Semester Credits
Can It Decrease?Yes, if a semester's SGPA is below current CGPAIndependent each semester

How to Convert SGPA to CGPA

CGPA = Σ (SGPA × Semester Credits) / Σ Total Credits

Use our SGPA to CGPA Converter for instant results.

Example

  • Semester 1: SGPA 8.0, Credits 20
  • Semester 2: SGPA 8.5, Credits 22
  • Semester 3: SGPA 9.0, Credits 22

CGPA = (160 + 187 + 198) / 64 = 8.52

Which One Matters More?

  • For placements: CGPA — companies look at cumulative performance
  • For scholarships: Both — some require semester-wise consistency
  • For self-improvement: SGPA — shows your current trajectory

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