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RuDo research · November 2026

What the rupee's fall cost NRI investors

Twenty years of Indian share returns, measured the way a UAE resident spends them: in dirhams.

By Alok Kumar, Co-founder and CEO, RuDo Wealth. Published 12 November 2026. Data to 30 September 2026.

The short answer: over the 20 years to 30 September 2026, the Nifty 50 returned 10.97% a year in rupees, with dividends reinvested. In UAE dirhams it returned 6.96% a year. The difference is the rupee, which went from ₹45.95 to ₹95.83 a US dollar, a fall of 3.74% a year. For an NRI who will spend the money in the Gulf, that took about 37% of the return.

3.74%

The rupee's fall a year against the dollar and dirham, 20 years to 30 September 2026

37%

Share of the Nifty 50's rupee return lost when measured in dirhams, over 20 years

AED 384,266

What AED 100,000 in the Nifty 50 became in 20 years, against AED 801,397 had the rupee held

6 of 23

Calendar years the Nifty 50 lost money in dirhams, 2003 to 2025. In rupees: 3.

AED 100,000, twenty years later

Take AED 100,000 on 30 September 2006, change it into rupees at ₹12.51 a dirham, and put it in the Nifty 50. Twenty years later the investment had grown in rupees. Changed back at ₹26.09 a dirham, it was worth AED 384,266. Had the rupee held its value, it would have been AED 801,397.

0AED 200kAED 400kAED 600kAED 800kAED 1.0m200620102014201820222026AED 801kif the rupee heldAED 384kin dirhams

Month-end values of AED 100,000 in the Nifty 50 Total Return Index from 30 September 2006, before fees and taxes. Volatility over the period: 19.85% a year in dirhams, 16.83% in rupees. Source: RuDo Wealth from NSE index data and US Federal Reserve exchange rates.

Over 5, 10 and 20 years

The pattern holds across periods. The gap between the rupee and dirham return is close to the rupee's fall each time. The S&P 500 and US Treasury bills are shown in dollars for the same windows, as a reference point for money that never left the dollar.

Period to 30 September 2026Rupee fall a yearNifty 50 in ₹Nifty 50 in AED / $S&P 500 in $US T-bills in $
5 years, from 30 September 20215.26%6.38%volatility 11.34%1.06%volatility 12.79%13.70%volatility 17.17%3.90%
10 years, from 30 September 20163.71%11.48%volatility 13.30%7.49%volatility 15.01%15.24%volatility 17.95%2.49%
20 years, from 30 September 20063.74%10.97%volatility 16.83%6.96%volatility 19.85%11.10%volatility 19.44%1.64%

Returns a year, compounded; volatility is the annualised standard deviation of daily returns over the same window. Nifty 50 and S&P 500 include dividends reinvested and are before fees and taxes.

Year by year

From 2003 to 2025, the Nifty 50 lost money in 3 calendar years in rupees (2008, 2011, 2015). Measured in dirhams it lost money in 6: those three, plus 2013, 2018, 2022, years when a rupee gain was turned into a loss by the currency. The rupee did not fall every year. It rose against the dollar in 7 of the 23 years, mostly before 2011.

-80%-60%-40%-20%0%20%40%60%80%100%2003 in rupees: 76.6%2003 in dirhams: 86.1%032004 in rupees: 13.0%2004 in dirhams: 19.0%2005 in rupees: 38.6%2005 in dirhams: 33.5%052006 in rupees: 41.9%2006 in dirhams: 44.6%2007 in rupees: 56.8%2007 in dirhams: 75.5%072008 in rupees: -51.3%2008 in dirhams: -60.5%2009 in rupees: 77.6%2009 in dirhams: 85.9%092010 in rupees: 19.2%2010 in dirhams: 23.5%2011 in rupees: -23.8%2011 in dirhams: -35.6%112012 in rupees: 29.4%2012 in dirhams: 25.1%2013 in rupees: 8.1%2013 in dirhams: -4.3%132014 in rupees: 32.9%2014 in dirhams: 30.5%2015 in rupees: -3.0%2015 in dirhams: -7.6%152016 in rupees: 4.4%2016 in dirhams: 1.7%2017 in rupees: 30.3%2017 in dirhams: 38.6%172018 in rupees: 4.6%2018 in dirhams: -4.0%2019 in rupees: 13.5%2019 in dirhams: 10.7%192020 in rupees: 16.1%2020 in dirhams: 13.5%2021 in rupees: 25.6%2021 in dirhams: 23.3%212022 in rupees: 5.7%2022 in dirhams: -5.0%2023 in rupees: 21.3%2023 in dirhams: 20.6%232024 in rupees: 10.1%2024 in dirhams: 7.0%2025 in rupees: 11.9%2025 in dirhams: 6.5%25
In rupeesIn dirhams (= US dollars)Year labels show '03 to '25.

Every five-year period

A single start date can flatter or punish any market, so we also measured every five-year period ending at a month end, from 31 May 2007 to 30 September 2026: 233 periods in all.

  • In rupees, the Nifty 50 made money in every one of them. In dirhams, 10.30% of the periods ended with a loss.
  • The typical gap between the rupee and dirham return was 3.67% a year (the median).
  • Over the 185 periods where S&P 500 data covers the full five years, the Nifty 50 in dirhams returned more than the S&P 500 in 11.35% of them, and less than US Treasury bills in 15.14%.

What this does and does not tell you

It is history. It does not say what the rupee or either market will do next, and the order can reverse: US shares had two unusually strong decades, and there were stretches before 2011 when the rupee rose.

The currency matters most for money you will spend outside India. Savings meant for a home, parents or children's education in India can fairly be judged in rupees. Money you plan to bring back to the UAE, or retire on abroad, is better judged in dirhams, because that is what you keep. Many NRI households have both kinds of money, which is why a plan usually separates them.

See any fund's record in dirhams with the rolling returns tool, or every fund category in Indian fund returns in dollars.

Use this research

Journalists, writers and advisers may quote the figures and reuse the charts and data, with credit to RuDo Wealth and a link to this page (Creative Commons Attribution 4.0).

Cite as

RuDo Wealth (2026). What the rupee's fall cost NRI investors: 20 years in dirhams. Data to 30 September 2026. https://www.rudowealth.com/research/rupee-and-nri-returns

Embed the chart

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Method and sources

Nifty 50: Nifty 50 Total Return Index (dividends reinvested), NSE Indices data held in RuDo Wealth's database, April 2002 to 30 September 2026. S&P 500: SPDR S&P 500 ETF (SPY) prices adjusted for dividends, from May 2006. Rupees per US dollar: US Federal Reserve H.10 noon buying rates (FRED series DEXINUS). US Treasury bills: 3-month bill rate (FRED DTB3), accrued daily as a cash return. Dirham returns equal US dollar returns because the UAE dirham has been pegged at 3.6725 to the dollar since 1997.

Each day's index level is divided by that day's rupees per dollar. Returns are compounded yearly rates between the stated dates; a date that falls on a holiday uses the last trading day before it. All figures are before fund fees, Indian tax on gains, and the 30% US tax usually withheld from dividends paid to UAE residents on US-domiciled funds. Tax depends on your residence and circumstances, so confirm your own position with a tax adviser.

Past performance does not indicate future returns. This is general research, not a recommendation to buy or sell any investment. India: RuDo Wealth Investment Advisory, SEBI Registered Investment Adviser, registration INA000019503. UAE: RuDo Digital Wealth, FSRA Financial Services Permission 220155, Category 3C (Retail), ADGM.