CGPA vs GPA — Key Differences Explained

Understand the difference between CGPA and GPA — scales, usage, conversion formulas, and which is used in India vs US/UK universities.

Last Updated: February 2026

What is the Difference Between CGPA and GPA?

While both CGPA and GPA measure academic performance as grade point averages, they operate on different scales and are used in different educational systems. The US GPA system uses a 4.0 scale, while Indian institutions follow a 10-point CGPA scale.

CGPA vs GPA: Quick Comparison

AspectCGPAGPA
Full FormCumulative Grade Point AverageGrade Point Average
Scale10-point (India)4.0 (US/UK/Canada)
Used InIndia, Bangladesh, NepalUS, UK, Canada, Australia
Highest Grade10.0 (O - Outstanding)4.0 (A or A+)
ScopeAlways cumulative (all semesters)Can be semester or cumulative
ConversionGPA = (CGPA/10) × 4CGPA = (GPA/4) × 10

How to Convert CGPA to GPA

GPA = (CGPA / 10) × 4.0

Examples:

  • 8.5 CGPA = (8.5/10) × 4 = 3.4 GPA
  • 9.0 CGPA = (9.0/10) × 4 = 3.6 GPA
  • 7.5 CGPA = (7.5/10) × 4 = 3.0 GPA

Use our Study Abroad GPA Converter for detailed conversions.

How to Convert GPA to CGPA

CGPA = (GPA / 4.0) × 10

Examples:

  • 3.5 GPA = (3.5/4) × 10 = 8.75 CGPA
  • 3.8 GPA = (3.8/4) × 10 = 9.5 CGPA
  • 3.0 GPA = (3.0/4) × 10 = 7.5 CGPA

Use our GPA to CGPA Calculator for instant conversion.

CGPA vs GPA: Grading Equivalence

CGPA (10)GPA (4.0)PercentageUS Letter
9.5 – 10.03.8 – 4.090 – 100%A / A+
8.5 – 9.43.4 – 3.7680 – 89%A- / B+
7.5 – 8.43.0 – 3.3670 – 79%B / B+
6.5 – 7.42.6 – 2.9660 – 69%B- / C+
5.0 – 6.42.0 – 2.5650 – 59%C / C+

Which System is Better?

Neither system is inherently "better." Each has advantages:

  • CGPA (10-point): More granular scale allows finer distinctions. Common in South Asian education systems
  • GPA (4.0): Simpler, widely recognized internationally. Standard for US/UK/Canadian universities

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