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Expense ratio: the fee that quietly compounds

A fund's expense ratio is the percentage of your money it charges every year — deducted from the fund's returns before you ever see them. It sounds small, and that's exactly why it's easy to underestimate.

Reviewed August 2026 · 4 min read

VALUE OF ₹1,000 ₹YEARS0.5% cost → ₹2,9701.0% cost → ₹2,839Same gross return for ten years. The half-percent of cost is ₹131 of the ending value.

Key answer

A fee is charged every year on your whole balance, including the gains it prevented from compounding. Judge it against the fund's own total-return benchmark: a higher fee is only worth paying if the fund reliably beats that benchmark by more than the fee.

What it includes

The expense ratio bundles the fund's management fee, administration, and distribution costs into one annual percentage of assets. It is already reflected in the fund's NAV, so you don't pay it as a separate bill — it simply lowers the return you earn.

Why 1% is not small

On a portfolio compounding for decades, a one-percentage-point higher expense ratio can quietly consume a large share of your final corpus, because the fee is charged every year on the whole balance — including the gains the fee itself prevented from compounding. That's why a cheaper index fund can beat a pricier active fund that looks similar on paper.

Compare it against the benchmark, not in isolation

A higher fee can be justified only if the fund reliably beats its total-return benchmark by more than the fee. OmniAsset shows each fund's expense ratio alongside its performance versus its own legal benchmark, so you can judge whether you're paying for outperformance or just paying.

A worked example

Invest ₹10,00,000 for 20 years at a 12% gross return, and compare two fees:

  • At a 0.5% expense ratio you net ~11.5%/yr → roughly ₹86.9 lakh.
  • At a 1.5% expense ratio you net ~10.5%/yr → roughly ₹72.3 lakh.

The same fund, one point of fee apart, costs about ₹14.6 lakh of final corpus — most of it the compounding the fee quietly removed.

How OmniAsset treats this. OmniAsset shows each fund's expense ratio next to its benchmark-relative return, so a fee is never read in isolation. The figure is dated and sourced; where a fund's TER isn't available it's marked unavailable rather than assumed.

Sources

  • SEBI Total Expense Ratio (TER) limits — the regulation that caps and defines a fund's expense ratio
  • AMFI TER disclosures — the dated per-scheme fee OmniAsset reads — /data-sources/

Common questions

Is a lower expense ratio always better?

Not automatically — but a higher fee only pays off if the fund reliably beats its benchmark by more than the difference. Since most funds don't, a lower fee is the safer default, especially for index funds doing the same job.

Do I pay the expense ratio separately?

No. It's already deducted inside the fund's NAV, so you never see a bill — it simply lowers the return you earn, every year.

Where does OmniAsset get the expense ratio?

From dated AMFI/AMC disclosures, shown next to the fund's return versus its own legal benchmark, so you can judge the fee in context.

Related guides

Related guideTRI benchmark

Why a Total Return Index — not a price index — is the fair yardstick for a fund.

Related guideXIRR vs CAGR

Why the honest return on a SIP or a topped-up portfolio is XIRR, not the headline CAGR.

Related guideFund manager change

When the manager changes, the track record no longer fully belongs to today's manager.

See each fund's expense ratio next to its real, benchmark-relative returns.

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