Free GMAT admissions tool, updated for 2027

ISB and IIM Admission Chances Calculator 2027

OnePrep

Admission Specialist, Team OnePrep

• 6 min read

ISB and IIM Admit Calculator

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5 yrs
Full-time, by 31 Mar 2027

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Tick each one that's true for you.

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schools where you're Competitive or better

  • ISB PGP

    Locked

    Your GMAT 655Class average 672

    17 below average
  • IIM Ahmedabad PGPX

    Locked

    Your GMAT 655Class average 652

    3 above average
  • IIM Bangalore EPGP

    Locked

    Your GMAT 655Class average ≈ 655

    At the average
  • IIM Calcutta MBAEx

    Locked

    Your GMAT 655Class average 645+

    10 above 645

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Find your real score: free mock

Set your GMAT Focus score and work experience above, tap the parts of your profile that are true for you, and this calculator shows where you stand at ISB's PGP, IIM Ahmedabad's PGPX, IIM Bangalore's EPGP and IIM Calcutta's MBAEx. Each school gets a band, from Long shot to Strong, based on its latest class profile and its 2027-28 admission rules. Watch the count of schools in range change as you adjust your score, then unlock your verdict with your mobile number to see each school's band, the next step for each school and its deadline.

Key Takeaways

  • Your GMAT score against each class's average is the biggest single factor the calculator weighs. ISB's Class of 2027 averaged 672 on GMAT Focus, and IIM Ahmedabad's PGPX batch averaged 652.
  • Work experience decides which schools you can apply to at all: 2 years for ISB, 4 for IIMA PGPX, and 5 for IIMB EPGP and IIMC MBAEx.
  • IIM Calcutta is the only school here that publishes its selection weights: GMAT 25%, interview 30%, work experience 15%, writing test 15%, academics 10% and diversity 5% (IIM Calcutta, 2026).
  • The result is a band, not a promise. Essays and the interview decide the rest.

How does the ISB and IIM admission chances calculator work?

The calculator scores four parts of your application from 0 to 100 against each school's latest class:

  • Your GMAT score. A score at the class average scores 50, and every 10 points above or below it moves you 10 points.

  • Your work experience. Experience in the middle of the class scores full marks. Fewer years cost more than extra years, because schools rarely admit candidates far below their average.

  • Your profile. Leading a team, fast promotions, international work and strong academics each add to this part.

  • Your background. Admissions teams build diverse classes, so a less common background helps. The largest applicant pool, Indian IT engineers, scores lowest here.

For IIM Calcutta, the calculator uses the school's published weights for the four parts it can see before the interview: GMAT 25, work experience 15, academics 10 and diversity 5. ISB, IIMA and IIMB review applications holistically and publish no weights, so the calculator applies one model weighting to all three: GMAT 45%, experience 20%, profile 25% and background 10%.

The weighted total sets your band: below 45 is a Long shot, 45 to 59 a Reach, 60 to 74 Competitive, and 75 or more Strong.

Why the calculator shows a band, not a percentage

No school publishes how many applicants with your profile it admits, and forum data on admits is self-reported. A band tells you how your application reads against the class before anyone has read your essays. It is an estimate, and a strong interview can lift a Reach into an offer.

What GMAT score do you need for ISB and the IIMs?

None of these schools except IIM Calcutta sets a minimum score, so the class average is the most useful benchmark:

SchoolAverage GMAT FocusMinimum experience
ISB PGP672 (Class of 2027)2 years
IIM Ahmedabad PGPX652 (2026-27 batch)4 years
IIM Bangalore EPGPAbout 655 (704 on the old GMAT)5 years
IIM Calcutta MBAExAbove 645 (85th percentile); minimum 5655 years

For every school's full class profile, eligibility rules and selection process, see GMAT scores for ISB and the IIMs.

How much does work experience matter?

It works as a filter first. ISB's PGP needs at least two years of full-time experience, and applicants with less can apply to its PGP YL programme instead (ISB, 2026). IIMA's PGPX needs four years by 31 March 2027, and IIMB's EPGP and IIMC's MBAEx need five.

After the filter, fit matters. ISB's Class of 2027 averaged about 4 years of experience, while IIMA's PGPX batch averaged 7.5 years. With 3 years you fit ISB well, and with 9 you fit the IIM programmes far better. Slide your experience in the calculator to see where your years sit.

Does being an IT engineer hurt your chances at ISB?

It does not hurt you, but it puts you in the largest pool of applicants, so you are compared with many people whose profiles look like yours. Admissions guidance consistently puts the comfortable GMAT target for Indian IT engineers about 10 points above the class average, at 685 or more for ISB.

Three things help you stand out within that pool:

  • A higher score. At 685, you would be in the 95th percentile of all GMAT test takers (GMAC, 2026).

  • Leadership with numbers. Name the team you led and what changed because of it.

  • A clear reason for an MBA now. Your essays should explain the role you want next and why your current path doesn't lead there.

How to move up a band before your next deadline

Your admit report shows, for each school, the smallest single change that moves you up a band, usually 20 to 30 more GMAT points. A higher score is the one part of your application you can still change in a few weeks. Work experience and academics are already fixed.

The next deadlines are close. IIM Ahmedabad's PGPX Round 2 and IIM Bangalore's EPGP Round 2 both close in late November 2026, ISB's Round 2 on 6 December 2026, and ISB's Round 3 on 17 January 2027 (ISB, 2026). See every ISB date in ISB PGP deadlines for 2027.

Not sure what you would score today? Start your free mock today for a full-length GMAT Focus score, then bring it back here.

Frequently asked questions

Is this ISB and IIM admission chances calculator accurate?

It compares your score and experience with each school's published class profile, and for IIM Calcutta it uses the school's published weights. Treat the band as an estimate: no school publishes an admit formula for the whole process, and essays and the interview decide the rest.

What GMAT score do I need for ISB?

ISB has no minimum score. Its Class of 2027 averaged 672 on GMAT Focus, with a median of 675, and admitted scores from 575 to 795. A score near or above 675 makes your score a strength.

What are my chances of getting into ISB in 2027?

That depends on how your GMAT score, work experience and profile compare with ISB's latest class. Its Class of 2027 averaged 672 on GMAT Focus with about 4 years of experience. Enter yours above to see your band; Round 2 for 2027 entry closes on 6 December 2026 and Round 3 on 17 January 2027.

Can I get into ISB with a 645 GMAT Focus score?

Yes, but your score would be below the class average, so the rest of your application has to stand out. In the calculator, a 645 with strong leadership and fast promotions usually reads as a Reach.

Which IIMs accept the GMAT?

The IIMs accept the GMAT for their one-year MBAs for experienced professionals, including IIM Ahmedabad's PGPX, IIM Bangalore's EPGP, IIM Calcutta's MBAEx and IIM Lucknow's IPMX. Their two-year MBAs for fresh graduates use CAT.

Why does the calculator ask for my mobile number?

Your mobile number unlocks your band at each school and your full admit report, and our admissions team uses it to send you a copy of your report card on WhatsApp. Verifying the number unlocks the page; if the number is new to OnePrep, it also creates your free account. If you are already signed in, you see everything straight away.

Does the calculator save my details?

Nothing is saved in your browser, so refreshing the page starts again. When you verify your number or are signed in, the profile you enter and your results are saved against your number so we can send you your report card. The Share button copies a link that opens the calculator with your profile filled in.

Sources

About the author

Rama Negi

Admission Specialist at oneprep.in

15+ years teaching GMAT and counselling MBA applicants; 5 years with OnePrep.

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