The Grading System in India: 10-Point Scale, Divisions, Credits & Relative Grading

Grades & CGPA Updated July 2026 19 min read

India grades in three overlapping languages at once: letter grades on a 10-point scale, old-school divisions and classes, and credit-weighted averages called SGPA and CGPA. This guide is the reference for all three — the official UGC letter-grade table, what divisions and distinction actually require (and where the thresholds genuinely vary), how credits and CBCS turn grades into a CGPA, and how relative grading cuts a bell curve into letter grades, with the math shown step by step.

What is the grading system in India?

The grading system in India is a mix of two generations of rules. Modern universities follow the UGC's 10-point letter-grade scale — O, A+, A, B+, B, C, P, F — introduced nationally with the Choice Based Credit System (CBCS), where each letter carries a grade point and your overall result is a credit-weighted average called CGPA. Alongside it, the older marks-based vocabulary of percentages, divisions, classes and distinction still governs school boards, many traditional universities, and nearly every eligibility form you will ever fill in.

That dual system is why Indian results are so often confusing. Your semester grade card may say "A+ in Data Structures," your degree certificate may say "First Class with Distinction," and a job portal may demand a percentage — three descriptions of the same performance, connected by rules that differ from one university to the next.

One principle explains most of the confusion, so it is worth stating up front: the UGC standardized the letters and the formulas, but not the mapping from marks to letters. Every university's academic ordinance decides what marks (or what class rank, under relative grading) earn each grade, what counts as a distinction, and what the pass mark is. Whenever this guide says "typically" or "commonly," that is the reason — and your university's ordinance is always the final authority.

This page covers the three layers in order: the letter-grade scale and the division system, then credits and the SGPA/CGPA machinery built on them, then relative grading — the bell-curve method used widely in technical institutes — with a fully worked example.

The UGC 10-point letter-grade scale

The UGC's CBCS guidelines define nine grades — eight letter grades plus an absent marker — each with a fixed grade point. This table is the one genuinely standardized piece of Indian university grading:

Letter grade	Meaning	Grade points
O	Outstanding	10
A+	Excellent	9
A	Very Good	8
B+	Good	7
B	Above Average	6
C	Average	5
P	Pass	4
F	Fail	0
Ab	Absent	0

Source: UGC Guidelines on Adoption of the Choice Based Credit System (see References). Three things about this table matter more than the table itself.

First, the grade points are the real currency. Letters are labels; the numbers next to them are what enter every calculation. An A is not "80%" — it is 8 grade points, which will be multiplied by the course's credits and averaged into your SGPA and CGPA. Once marks become a letter, the exact marks stop mattering to your CGPA. You can see the whole pipeline in action with the free CGPA calculator.

Second, P is a real pass and F is a real zero. The scale is not symmetric: the gap between P (4) and F (0) is the largest jump in the table. A single F does far more damage to an SGPA than the difference between an A and an A+, which is why clearing backlogs early is nearly always the highest-value academic move available.

Third, the marks-to-letter mapping is deliberately absent. The UGC left it to each university to decide whether an O needs 90%, 85%, or a top-of-the-curve position. Some universities publish fixed marks bands in their ordinances (absolute grading); many technical institutes grade each class on its own distribution (relative grading, covered below); and hybrids of the two are common.

Who decides which marks earn which grade?

Your university's academic council or senate does, through documents usually titled "ordinances," "regulations," or "academic rules." These specify the grading method (absolute, relative, or hybrid), the pass minimums for theory and internals, the classification rules for the degree, and backlog handling. They are public documents — typically on the university website under the examinations or academics section — and reading the ten pages that apply to your program will answer questions no generic website can.

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Find your rules in five minutes: search "<your university> examination ordinance" or "<your university> CBCS regulations" restricted to the university's own domain, or check the back of your grade card — many universities print the grading scale and classification clause right there.

Divisions, classes and distinction

Divisions and classes are the marks-based classification layer: labels like "First Division" or "First Class with Distinction" printed on final results and asked about on forms. The thresholds below are the widely used conventions — but unlike the UGC letter table, none of these numbers is nationally standardized. Each board and university sets its own boundaries in its ordinance, and the "commonly" column is exactly that.

Classification	Common marks threshold	Common CGPA-era band	How much it varies
First Class with Distinction	70% or 75% and above	often CGPA ≥ 7.5 or ≥ 8.0	Varies the most — some ordinances also require passing every course in the first attempt
First Division / First Class	60% and above	often CGPA ≥ 6.0 to 6.75	The 60% line is the most stable convention across systems
Second Division / Second Class	typically 50%–59%	often CGPA ≈ 5.0–6.0	Lower bound ranges roughly 45–50% by ordinance
Third Division / Pass Class	pass mark up to ~49%	P grade (4.0) and up	Pass mark itself varies: ~33% at school boards, ~35–40% at universities; some universities have dropped "third division" entirely

All thresholds vary by ordinance — verify yours before relying on any row of this table.

First division vs first class

They are the same concept in two dialects. "Division" is the vocabulary of school boards and older universities; "class" is the degree-classification vocabulary that dominates in higher education. Both conventionally draw their top line at 60%. Where confusion arises is at CBCS universities, whose ordinances write the classification rule in CGPA terms — and whether a given CGPA equals "60%" depends on which conversion formula the university notifies, a mess we unpack fully in the CGPA to percentage guide.

Distinction and honours

Distinction is a performance label: cross the ordinance's threshold — commonly 70% or 75%, or a CGPA band like 7.5 or 8.0 — and the words "with distinction" appear in your classification. Some ordinances add conditions, most often that every course was cleared on the first attempt. Honours, by contrast, describes the program: a BA (Hons) or BSc (Hons) with a deeper specialization, or the four-year honours degree introduced under NEP 2020. The two are independent — an honours degree without distinction and a plain degree with distinction are both perfectly possible.

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Never assume distinction = 75% on a form. If an application asks whether you graduated "with distinction," the safe answer is whatever your degree certificate or transcript literally says. Claiming distinction because your marks cleared someone else's threshold is a verification failure waiting to happen.

A school-board footnote: during CBSE's CCE years, Class 10 results were themselves grades (A1–E2 bands with a CGPA), and the board's famous 9.5 multiplier existed to convert that CGPA back to marks. That story — and why 9.5 should never be your default for a university CGPA — is covered in the conversion guide.

Credits and CBCS: how course weight works

A credit is a unit of workload that doubles as a course's weight in your average. Under the UGC's CBCS norms, one credit corresponds to one hour of lecture or tutorial per week across a semester, and lab or practical work earns one credit for every two weekly hours. A standard 4-credit theory course therefore means four teaching hours a week; a 1-credit lab means a two-hour weekly session. (The NEP-era National Credit Framework recasts this in terms of notional learning hours — 30 hours to a credit — but the weekly-hours intuition still holds for most running programs.)

The Choice Based Credit System, rolled out by the UGC from 2015, is the framework that made credits the organizing unit of Indian degrees. Three of its changes matter for understanding your grade card:

Courses became modular. Degrees are built from core courses, electives, and ability/skill courses, each tagged with credits — which is what makes choice ("choice based") and credit transfer possible at all.
Grading became standardized. The 10-point letter table above, and the SGPA/CGPA formulas below, come from the CBCS guidelines. Any CBCS grade card in the country is readable the same way.
Weight became explicit. A 4-credit course affects your average exactly four times as much as a 1-credit course. Where you concentrate effort now has an arithmetic answer.

A typical undergraduate semester carries roughly 20–26 credits, and engineering degrees commonly total around 160–180 credits — figures that vary by university and program, so treat them as orientation, not rules. What never varies under CBCS is the principle: credits × grade points is the quantity everything else is built from.

Why credits change your strategy

Because the weighting is explicit, two students with identical letter grades can have different SGPAs if the grades fell on different courses. An A+ in a 4-credit core course adds 36 credit points; the same A+ in a 1-credit lab adds 9. When you are triaging a crowded exam season, the credit column of your course list is the closest thing to an official priority order — put your best hours where the credits are. The SGPA calculator lets you simulate exactly this: try different grades on your actual course list and watch which ones move the number.

From grade points to SGPA and CGPA

SGPA and CGPA are both credit-weighted averages of grade points — SGPA over one semester, CGPA over every semester so far. The UGC's CBCS guidelines define them precisely:

SGPA = Σ(C_i × G_i) ÷ ΣC_i — for each course i in the semester, multiply its credits C_i by the grade points G_i you earned, sum across courses, and divide by total credits.

CGPA = Σ(C_s × S_s) ÷ ΣC_s — weight each semester's SGPA S_s by that semester's credits C_s. Both are reported to two decimal places.

Here is the whole pipeline from marks to CGPA, as your university's software runs it:

Marks become a letter grade Each course's total (end-semester exam + internals, per the ordinance's weighting) is mapped to a letter — by fixed marks bands under absolute grading, or by class position under relative grading.
Letters become grade points The UGC table converts each letter to its number: O → 10 down to P → 4, with F and Ab → 0. From here on, the exact marks are gone.
Grade points are weighted by credits Each course contributes credits × grade points. This product — credit points — is the atom of the whole system.
The semester is averaged into SGPA Total credit points ÷ total credits for the semester, to two decimals.
Semesters are averaged into CGPA Each semester's SGPA is weighted by its credits — not averaged naively — to produce the CGPA on your transcript.

A worked semester, digit by digit

Take a 14-credit semester with five courses:

Course	Credits	Grade	Grade points	Credit points
Engineering Mathematics	4	A+	9	36
Data Structures	4	A	8	32
Digital Logic	3	B+	7	21
Communication Skills	2	O	10	20
Data Structures Lab	1	A	8	8
Total	14			117

SGPA = 117 ÷ 14 = 8.36 (8.3571…, reported to two decimals). Now suppose the next semester carries 16 credits at an SGPA of 7.50 — that is 16 × 7.50 = 120 credit points. The CGPA after two semesters is (117 + 120) ÷ (14 + 16) = 237 ÷ 30 = 7.90.

Notice what the naive average would have said: (8.36 + 7.50) ÷ 2 = 7.93. Close here, because the credit totals are similar — but the gap grows with the credit imbalance, and at a placement cutoff of 7.9 versus 7.93, "close" is not good enough. Averaging SGPAs without credit weights is the single most common CGPA mistake; the SGPA to CGPA guide dissects it with an eight-semester example, and the SGPA to CGPA calculator does the weighted math for you.

Absolute vs relative grading

Absolute grading maps marks to grades with fixed cutoffs known in advance; relative grading derives the cutoffs from how the class actually performed. Both feed the same UGC letter table — they differ only in where the boundaries come from.

Under absolute grading, the ordinance publishes bands — for instance, a university might award O for 90 and above, A+ for 80–89, and so on (the bands themselves vary by university). Your grade depends only on your own marks. It is transparent and predictable, but it has a known weakness: a brutally hard paper sinks the whole class, and an easy one inflates it, because the bands do not move.

Under relative grading, the class's score distribution sets the boundaries. The most common formalization uses the class mean and standard deviation — a measure of how spread out the scores are — and places grade boundaries at fixed steps above and below the mean. Score half a standard deviation above the mean and you land a band higher than the average student, regardless of whether the paper was easy or hard. Other versions sort the scores and cut at natural gaps, or fix the fraction of the class that can receive each grade.

Why do institutes — including, in various forms, most IITs and NITs — use it? Because it decouples grades from paper difficulty and examiner strictness, which otherwise vary wildly between courses and years. The trade-offs are real, though: your grade now depends on your cohort, so a strong batch raises the bar for everyone; small classes make the statistics unreliable (which is why ordinances often exempt them); and honest comparisons of CGPAs across institutes with different grading philosophies get harder. Qualitatively, relative grading tends to compress grades toward the middle of the scale in strong cohorts — the same student who would sweep O grades under generous absolute bands may earn A and A+ grades on a curve simply because many classmates performed nearly as well.

Most real systems are hybrids: a relative scheme with absolute floors (for example, a rule that no one below the pass mark can receive a passing grade however the curve falls, or that certain minimum marks guarantee at least a particular grade). Instructors frequently retain discretion to adjust boundaries at grade-gap points. The exact recipe is institute-, department-, and often instructor-specific — which is precisely why the worked example below is labeled illustrative.

Relative grading worked example: cutting the bell curve

Here is one complete, concrete relative-grading computation. Every number in this section is illustrative — it shows the method, not any particular institute's rule.

Suppose 100 students take an exam. The instructor computes two statistics from the raw scores: the mean (μ), the class average, comes out to 62 marks; and the standard deviation (σ), which measures how spread out the scores are, comes out to 12 marks. In a roughly bell-shaped distribution, about two-thirds of students score within one σ of the mean — here, between 50 and 74.

The grading scheme in this example places a grade boundary every half standard deviation. The arithmetic:

μ + 1.5σ = 62 + 18 = 80 → O for scores above 80
μ + 1.0σ = 62 + 12 = 74 → A+ for 74–80
μ + 0.5σ = 62 + 6 = 68 → A for 68–74
μ = 62 → B+ for 62–68
μ − 0.5σ = 62 − 6 = 56 → B for 56–62
μ − 1.0σ = 62 − 12 = 50 → C for 50–56
μ − 1.5σ = 62 − 18 = 44 → P for 44–50, F below 44

Relative grading cuts the class's score distribution into grade bands. Here boundaries sit at half-σ steps around a mean of 62 with σ = 12 — an illustrative scheme; real ordinances and instructors choose their own cut points.

Now the punchline. A student named Meera scores 65 in this class: 65 falls between the mean (62) and μ + 0.5σ (68), so she earns a B+ — 7 grade points. Her friend Dev scores the same 65 in a different course where the paper was much harder: there the mean is 48 with σ = 10, so the O boundary sits at μ + 1.5σ = 48 + 15 = 63. Dev's 65 clears it — the same marks earn him an O and 10 grade points.

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The lesson of the curve: under relative grading, marks have no absolute meaning — 65/100 was a middling script in the first class and one of the best in the second. If your institute grades on a curve, stop comparing your marks with friends in other sections and start caring about where you sit in your class's distribution.

Two honest caveats complete the picture. Real distributions are rarely perfect bells — a bimodal class (one cluster that understood the course, one that did not) breaks tidy σ-step schemes, which is why instructors often eyeball the sorted scores for natural gaps before finalizing boundaries. And relative schemes almost always run inside guardrails: an absolute pass floor below which no curve can rescue a script, and senate-level review of unusual grade distributions.

Indian grades vs US letter grades

The Indian 10-point system and the US 4.0 system are different machines, not different units of the same quantity — which is why no honest one-line formula converts between them. The standard US plus/minus scale looks like this (marks bands are the common convention but vary school to school):

US letter	US grade points (4.0 scale)	Common US marks band*	Nearest Indian 10-point neighbor (loose analogy)
A	4.0	93–100%	O / A+ (10–9)
A−	3.7	90–92%	A+ / A (9–8)
B+	3.3	87–89%	A (8)
B	3.0	83–86%	B+ (7)
B−	2.7	80–82%	B+ / B (7–6)
C+	2.3	77–79%	B (6)
C	2.0	73–76%	C (5)
D	1.0	60–69%	P (4)
F	0.0	below 60%	F (0)

*US marks bands are school-specific conventions, and the "Indian neighbor" column is a rough analogy of standing, not a conversion rule.

Three structural differences make naive comparison misleading:

The marks cultures are different. A 68% aggregate can be a genuinely strong result in many Indian university programs, where papers are marked strictly and 90%+ aggregates are rare outside school boards. On a typical US school scale, 68% reads as a D. Comparing raw percentages across the two systems compares nothing meaningful.
The scales compress differently. India's scale spends six letters (O to C) on passing performance above the minimum, while the US spends most of its resolution between A and C. Dividing a 10-point CGPA by 2.5 maps an excellent 8.0 to a "3.2" that looks mediocre in a US context — a self-inflicted wound on applications.
Evaluators convert course by course. Credential evaluators like WES re-grade each course on your transcript against their own equivalence tables, then recompute a 4.0-scale GPA. The result routinely differs from any formula — usually in ways you cannot predict from the CGPA alone.

If you are applying abroad, our guide to converting Indian CGPA and percentage to a US 4.0 GPA covers linear estimates, what WES actually does with backlogs and repeats, and when universities want your raw CGPA instead.

Mistakes to avoid

Most grading-system damage is self-inflicted paperwork error, not academic failure. The recurring ones:

Reading grade points as marks ÷ 10. An 8 (A grade) does not mean you scored 80%. Under relative grading it may correspond to far lower — or higher — raw marks. Grade points measure position on the grading scale, nothing else.
Averaging SGPAs without credits. CGPA is credit-weighted. If your semesters carry different credit totals, the naive average is simply a different (wrong) number — recompute it properly before you put it on a form.
Defaulting to × 9.5 for a university CGPA. The 9.5 rule is a CBSE school-board equivalence. Universities notify their own conversion formulas, and using the wrong one can move your percentage by several points — see the CGPA to percentage calculator for the common variants side by side.
Assuming distinction and division thresholds are universal. They are ordinance-specific. Report the classification printed on your certificate, and when a form asks for a threshold-based answer, cite your university's rule.
Dividing CGPA by 2.5 for a US GPA. The scales do not map linearly, and evaluators recompute course by course. Label any linear number you provide as an estimate.
Comparing CGPAs across institutes as if they were marks. A 7.8 under strict relative grading and a 7.8 under generous absolute bands are different achievements. Recruiters familiar with Indian institutes know this; forms mostly do not.
Letting an F sit. With 0 grade points multiplied by the course's full credits, an uncleared backlog is the heaviest weight your CGPA carries, and clearing it is usually the fastest CGPA repair available. If placements are on your horizon, our guide to what CGPA placements actually require shows why the timing matters.

Frequently Asked Questions

What does the O grade mean in Indian colleges?

O stands for Outstanding — the highest letter grade on the UGC's 10-point scale, worth 10 grade points. How you earn it depends on your university: under absolute grading it is typically reserved for a top marks band set by the ordinance, while under relative grading it goes to the top slice of the class distribution. Either way, an O contributes 10 × the course's credits to your SGPA.

What is the UGC 10-point grading scale?

The UGC's Choice Based Credit System (CBCS) guidelines define eight letter grades with grade points: O (Outstanding) 10, A+ (Excellent) 9, A (Very Good) 8, B+ (Good) 7, B (Above Average) 6, C (Average) 5, P (Pass) 4 and F (Fail) 0, plus Ab (Absent) 0. Universities adopt these letters but decide for themselves which marks — or which position in the class — earns each grade.

How many grade points is a P grade?

P (Pass) carries 4 grade points on the UGC 10-point scale — it is the minimum passing letter grade. The marks needed to earn a P vary by institution, commonly in the 35–40% range for university courses, and some programs set separate minimums for theory and internal or practical components. A P counts fully toward your credits, but it pulls your SGPA down toward 4.

What percentage is a distinction in India?

There is no single national threshold. 75% is the most common convention at school boards and for 'distinction in a subject,' while university ordinances place 'first class with distinction' at 70% or 75% — or define it as a CGPA band such as 7.5 or 8.0 and above, sometimes with the extra condition that you passed every course on the first attempt. Always check your own university's ordinance.

What is the difference between first division and first class?

They are the same idea expressed in two vocabularies. 'Division' is the older school-board and traditional-university term (First Division is typically 60% and above), while 'class' is degree-classification language (First Class is also typically 60% and above). Some ordinances use both terms; the 60% line is the most stable convention across systems, but the exact boundaries are set by each board or university.

Is 7.5 CGPA a distinction?

It depends on your university's ordinance. Where the classification rule is written in CGPA terms, 7.5 is a common lower bound for first class with distinction — but plenty of ordinances set the bar at 8.0, and some add conditions like no failed attempts. Where the rule is written in percentage terms, the answer depends on which conversion formula your university notifies. Check the classification clause of your regulation.

What is the pass percentage in Indian colleges?

It varies. School boards commonly set 33% as the pass mark, while universities typically require somewhere in the 35–40% range for undergraduate courses, expressed as the P grade (4 grade points) under CBCS. Many programs also require separate minimums in the end-semester exam and in internal assessment, so you can fail a course on the theory paper alone. Your university's examination regulation is the only authoritative source.

Is distinction 75% everywhere in India?

No. 75% is the most widespread convention, but it is not universal — several ordinances use 70%, CBCS universities express the bar as a CGPA band instead, and some add first-attempt or no-backlog conditions. Two graduates with identical marks can be 'with distinction' at one university and plain first class at another. Treat 75% as a good default assumption and your ordinance as the final word.

What is a credit in college?

A credit is a unit of course weight based on workload. Under UGC's CBCS norms, one credit corresponds to one hour of lecture or tutorial per week for a semester, and one credit for every two hours of lab or practical work per week. The NEP-era National Credit Framework defines a credit as 30 notional learning hours. Credits matter because your SGPA and CGPA weight every course's grade points by its credits.

What is CBCS (Choice Based Credit System)?

CBCS is the framework the UGC introduced in 2015 that lets students choose from core, elective and skill courses, measures each course in credits, and grades on the standard 10-point letter scale. It also standardized the SGPA and CGPA formulas, which makes grades portable — credits earned in one CBCS institution can be understood, compared and potentially transferred elsewhere.

How is SGPA calculated?

SGPA (Semester Grade Point Average) is the credit-weighted average of your grade points in one semester: multiply each course's grade point by its credits, add these up, and divide by the total credits. For example, grades worth 117 credit points across 14 credits give an SGPA of 117 ÷ 14 = 8.36. It is reported to two decimal places.

Is CGPA just the average of my SGPAs?

No — CGPA is the credit-weighted average across all semesters, so a 20-credit semester influences it more than a 16-credit one. The simple average of SGPAs matches CGPA only when every semester carries identical credits. If your semesters differ in credits, averaging SGPAs will give you a slightly wrong number — sometimes wrong enough to matter at a cutoff.

How does relative grading work?

Under relative grading, letter grades are assigned from the class's score distribution instead of fixed marks cutoffs. A common approach computes the class mean and standard deviation and places grade boundaries at steps above and below the mean; other versions look for natural gaps in the sorted scores. Your grade then reflects your standing relative to classmates — the same marks can earn different grades in different classes.

Can 65 marks be an A grade under relative grading?

Yes. If the paper was hard and the class average is low — say a mean of 48 — then 65 sits far above the mean and can land in the A+, even O, band. If the paper was easy and the average is high, the same 65 can be a B+ or lower. Under relative grading, marks only have meaning relative to how everyone else performed.

Do all IITs use relative grading?

Relative or hybrid grading is widespread at IITs, especially in large first-year courses, but there is no single IIT-wide method — each institute's senate sets its own ordinances, and the exact procedure often varies by department and even by instructor. Small or advanced classes are frequently graded on absolute standards instead. Check your institute's academic rulebook rather than assuming a single rule.

What is normalization, and is it the same as relative grading?

They are related but different. Normalization adjusts scores across different sessions or papers of the same exam — as in the percentile system in JEE Main — to correct for difficulty differences between question papers. Relative grading assigns letter grades within a single class from its score distribution. Both compare you to other candidates rather than to a fixed mark, but they solve different problems.

What is the Ab grade?

Ab means Absent — you did not appear for the course's evaluation. Under the UGC scale it carries 0 grade points, so it behaves like an F in your SGPA until you clear the course through reappearance or a supplementary exam, following your university's backlog rules. Note that some universities also mark attendance-shortage detentions with separate codes that behave similarly.

What happens to my CGPA if I fail a subject?

An F carries 0 grade points, so the failed course drags your SGPA and CGPA down until you clear it. What happens after clearing varies: many universities replace the F with the new passing grade in the CGPA computation, while some cap the replacement grade or keep the failed attempt visible on your transcript. Backlog handling is one of the most institution-specific parts of Indian grading — read your ordinance.

How do Indian grades compare with US letter grades?

The scales differ — India mostly uses a 10-point CGPA, the US a 4.0 GPA — and so do marking cultures: raw percentages in the 60s and 70s can represent strong performance in Indian universities, while the same numbers map to C and D bands on typical US school scales. That is why credential evaluators such as WES convert transcripts course by course instead of using a simple formula, and why you should never just divide your CGPA by 2.5.

Is 8 CGPA a good score?

Broadly, yes. On the 10-point scale, 8.0 usually sits in or near first-class-with-distinction territory and clears the published CGPA cutoffs of most campus recruiters. How impressive it is depends on context — an 8 at an institute with strict relative grading can mean a different class standing than an 8 where grading is lenient. For specific placement and higher-study cutoffs, check the criteria of the companies and programs you target.

What is the difference between honours and distinction?

Honours describes the type of program — a BA (Hons) or BSc (Hons) with a deeper major, or the NEP-era four-year honours degree — while distinction describes performance, awarded for crossing a marks or CGPA threshold defined by the ordinance. You can hold an honours degree without distinction, and a plain degree with distinction; the two are independent.

Why do two universities give different grades for the same marks?

Because the UGC standardized the letter scale and the SGPA/CGPA formulas but left the marks-to-grade mapping to each university. One university's ordinance may award A+ for 78% under absolute cutoffs; another may give the same 78% an A because its bands differ; a third may use relative grading, where the answer depends on the class's performance. The letters are comparable across India, but the road to them is not.

Key Takeaways

The UGC 10-point scale is standardized: O = 10, A+ = 9, A = 8, B+ = 7, B = 6, C = 5, P = 4, F/Ab = 0 — but the marks that earn each letter are set by each university.
First division/class conventionally starts at 60%; distinction commonly at 70–75% or a CGPA band — every threshold is ordinance-specific, so report what your certificate says.
A credit ≈ one weekly lecture/tutorial hour (two lab hours) under CBCS, and credits weight every grade: credits × grade points is the atom of the system.
SGPA = Σ(credits × grade points) ÷ Σcredits; CGPA weights each semester by its credits — it is not the plain average of your SGPAs.
Relative grading cuts the class distribution (mean and σ) into grade bands, so identical marks can earn different grades in different classes.
An F is 0 grade points across the course's full credits — clearing backlogs is almost always the fastest CGPA repair.
Indian 10-point and US 4.0 scales do not convert by formula; evaluators like WES re-grade course by course, so never divide by 2.5.
For anything high-stakes — classification, conversion, backlog rules — the answer lives in your university's ordinance, not on any website.

References

Grades, credits and CGPA — tracked in one place, not a spreadsheet AttendFlow is a free app for students — attendance, CGPA, timetable, exams & notes in one place.