Mirae Asset Nifty Top 20 Equal Weight ETF vs Tata BSE Sensex Index Fund
Direct Plan where a fund has one, Growth option · Data as on 30-10-2026
Mirae Asset Nifty Top 20 Equal Weight ETF is a mutual fund and Tata BSE Sensex Index Fund is an Index fund. Mirae Asset Nifty Top 20 Equal Weight ETF charges 0.26% a year and Tata BSE Sensex Index Fund 0.33%. Their portfolios overlap 66.9%: they hold 20 of the same securities.
Mirae Asset Nifty Top 20 Equal Weight ETF
- Expense ratio
- 0.26%
- NAV
- ₹8.69
Which is better, Mirae Asset Nifty Top 20 Equal Weight ETF or Tata BSE Sensex Index? Key differences
It depends on what you want from the fund. These are the differences in numbers, from the data on this page.
- Mirae Asset Nifty Top 20 Equal Weight ETF costs less: 0.26% a year against 0.33%.
- Mirae Asset Nifty Top 20 Equal Weight ETF fell less in its worst fall since 16-12-2025: −16.0% against −16.2%.
- Tata BSE Sensex Index is the larger fund: ₹364 Cr against ₹14 Cr.
- Their portfolios overlap 66.9%: 20 of the same holdings.
Past returns do not promise future returns. This page is information, not investment advice.
Key facts
From each fund's scheme summary document and AMFI
| Fact | Mirae Asset Nifty Top 20 Equal Weight ETF | Tata BSE Sensex Index Fund |
|---|---|---|
| Fund house | Mirae Asset Mutual Fund | Tata Mutual Fund |
| Category | Not available | Index |
| AUM | ₹14 Cr (30-09-2026) | ₹364 Cr (30-09-2026) |
| NAV | ₹8.69 | ₹199.52 (Direct) |
| Expense ratio (Direct) | Not available | 0.33% |
| Expense ratio (Regular) | Not available | 0.58% |
| Riskometer | Not available | Very High |
| Benchmark | Not available | BSE SENSEX TRI |
| Launch date | Not available | 25-02-2003 |
| Minimum investment | Not available | ₹5,000 |
| Lock in | Not available | None |
| Fund managers | Not available | Nitin Sharma, Rakesh Prajapati |
| Exit load | Not available | Exit load of 0.25% if redeemed within 7 days |
Mirae Asset Nifty Top 20 Equal Weight ETF vs Tata BSE Sensex Index: Returns Comparison
Returns as on 30-10-2026. Up to one year they are absolute returns. Longer periods are a rate per year.
| Fund | 1M | 3M | 6M | 1Y | 3Y | 5Y | 10Y |
|---|---|---|---|---|---|---|---|
| Mirae Asset Nifty Top 20 Equal Weight ETF | +3.84% | −3.73% | −0.27% | -- | -- | -- | -- |
| Tata BSE Sensex Index Fund (Direct) | +2.74% | −4.35% | −2.56% | −11.22% | +5.93% | +5.54% | +11.16% |
Mirae Asset Nifty Top 20 Equal Weight ETF vs Tata BSE Sensex Index: Year-wise Returns
| Year | Mirae Asset Nifty Top 20 Equal Weight ETFMirae Asset Nifty Top 20 Equal Weight ETF | Tata BSE Sensex IndexTata BSE Sensex Index |
|---|---|---|
| 2026to date | −10.27% | −12.13% |
| 2025 | -- | +10.07% |
| 2024 | -- | +9.06% |
| 2023 | -- | +19.87% |
| 2022 | -- | +5.50% |
| 2021 | -- | +22.05% |
Mirae Asset Nifty Top 20 Equal Weight ETF vs Tata BSE Sensex Index: Rolling Returns
Every holding period of both funds, against Nifty Top 20 Equal Weight TRI, the benchmark of Mirae Asset Nifty Top 20 Equal Weight ETF
Mirae Asset Nifty Top 20 Equal Weight ETF vs Tata BSE Sensex Index: Risk and Drawdowns
How much each fund swings, and the worst fall over the same days
Risk and return
| Measure | Mirae Asset Nifty Top 20 Equal Weight ETF | Tata BSE Sensex Index Fund (Direct) |
|---|---|---|
| Return (CAGR) | −11.00% | +10.86% |
| Standard deviation | 14.95% | 15.68% |
| Sharpe ratio | -1.09 | 0.31 |
| Sortino ratio | -1.45 | 0.42 |
| Maximum drawdown | −16.0% (30-03-2026) | −37.0% (23-03-2020) |
| Beta | 1.00 | 0.99 |
| Alpha | −0.12% | −0.57% |
From daily NAVs, 16-12-2025 to 30-10-2026. Standard deviation: how much the daily value swings, scaled to a year. Sharpe: return above the risk-free rate (NSE's overnight rate index) per unit of swing. Sortino: the same, counting only the falls. Beta and alpha compare each fund with its own benchmark's TRI.
Drawdowns
How far below its previous high each one was on every day: the falls an investor had to sit through. 0% means it was at a new high.
Mirae Asset Nifty Top 20 Equal Weight ETF
Tata BSE Sensex Index Fund (Direct)
Nifty Top 20 Equal Weight TRI
| Fund | Worst fall | High before it | Bottom | Back at the high | Time to climb back | Below its high today |
|---|---|---|---|---|---|---|
| Mirae Asset Nifty Top 20 Equal Weight ETF | −16.0% | 22-12-2025 | 30-03-2026 | Not yet | -- | −10.6% |
| Tata BSE Sensex Index Fund (Direct) | −16.2% | 02-01-2026 | 31-03-2026 | Not yet | -- | −12.7% |
| Nifty Top 20 Equal Weight TRI | −15.9% | 22-12-2025 | 30-03-2026 | Not yet | -- | −10.6% |
From daily values since 16-12-2025, the first day every fund has.
Mirae Asset Nifty Top 20 Equal Weight ETF vs Tata BSE Sensex Index: Portfolio Overlap
From each fund's latest monthly portfolio: Mirae Asset Nifty Top 20 Equal Weight ETF, September 2026; Tata BSE Sensex Index Fund, September 2026
Holdings in common
- Overlap
- 66.9%
- Held by both
- 20
- Only in Mirae Asset Nifty Top 20 Equal Weight ETF
- 0
- Only in Tata BSE Sensex Index
- 10
| Security | % of Mirae Asset Nifty Top 20 Equal Weight ETF | % of Tata BSE Sensex Index |
|---|---|---|
| ICICI Bank Ltd. | 5.09% | 11.04% |
| Bharti Airtel Ltd. | 5.02% | 6.38% |
| Larsen & Toubro Ltd. | 4.95% | 5.11% |
| Reliance Industries Ltd. | 4.94% | 9.16% |
| HDFC Bank Ltd. | 4.92% | 12.59% |
| State Bank of India | 4.98% | 4.64% |
| Infosys Ltd. | 5.08% | 4.09% |
| Axis Bank Ltd. | 5.12% | 4.08% |
| Kotak Mahindra Bank Ltd. | 5.27% | 3.57% |
| Mahindra & Mahindra Ltd. | 4.96% | 3.07% |
| Bajaj Finance Ltd. | 4.91% | 2.99% |
| ITC Ltd. | 4.99% | 2.96% |
| Eternal Ltd. | 4.88% | 2.69% |
| Tata Consultancy Services Ltd. | 5.03% | 2.42% |
| Sun Pharmaceutical Industries Ltd. | 5.01% | 2.29% |
| Titan Company Ltd. | 4.79% | 2.18% |
| Hindustan Unilever Ltd. | 4.94% | 1.95% |
| Maruti Suzuki India Ltd. | 5.06% | 1.79% |
| NTPC Ltd. | 5.05% | 1.78% |
| HCL Technologies Ltd. | 4.99% | 1.51% |
Overlap: for each holding both funds own, the smaller of its two weights, added up. 66.9% means 66.9% of each fund's money sits in positions the other also holds. Matched by ISIN. Cash and hedged positions are left out.
Largest holdings only in Mirae Asset Nifty Top 20 Equal Weight ETF
Every holding of this fund is also held by the other.
Largest holdings only in Tata BSE Sensex Index Fund
| Security | % of fund |
|---|---|
| TATA STEEL LTD | 1.77% |
| ADANI PORTS AND SPECIAL ECONOMIC ZONE LTD | 1.63% |
| BHARAT ELECTRONICS LTD | 1.62% |
| ULTRATECH CEMENT LTD | 1.50% |
| POWER GRID CORPORATION OF INDIA LTD | 1.38% |
Asset and sector split
Share of each fund, from its latest monthly portfolio
Asset allocation
| Asset | Mirae Asset Nifty Top 20 Equal Weight ETF | Tata BSE Sensex Index |
|---|---|---|
| Equity | 100.0% | 100.0% |
| Debt | 0.0% | 0.0% |
| Cash and others | 0.0% | -0.0% |
Market cap of stocks
| Market cap | Mirae Asset Nifty Top 20 Equal Weight ETF | Tata BSE Sensex Index |
|---|---|---|
| Large Cap | 100.0% | 100.0% |
| Mid Cap | 0.0% | 0.0% |
| Small Cap | 0.0% | 0.0% |
Share of the whole fund. Groups follow AMFI's latest list: Large Cap is the 100 largest companies, Mid Cap the next 150, Small Cap the rest.
Largest sectors
| Sector | Mirae Asset Nifty Top 20 Equal Weight ETF | Tata BSE Sensex Index |
|---|---|---|
| Banks | 25.4% | 35.9% |
| IT - Software | 15.1% | 9.2% |
| Automobiles | 10.0% | 4.9% |
| Diversified FMCG | 9.9% | 4.9% |
| Petroleum Products | 4.9% | 9.2% |
| Telecom - Services | 5.0% | 6.4% |
| Construction | 5.0% | 5.1% |
| Power | 5.0% | 3.2% |
The six largest sectors of each fund's stocks, % of the fund.
Mirae Asset Nifty Top 20 Equal Weight ETF vs Tata BSE Sensex Index: Expense Ratio
What each plan charges a year, from AMFI's expense ratio file
| Charge | Mirae Asset Nifty Top 20 Equal Weight ETF | Tata BSE Sensex Index Fund |
|---|---|---|
| Total expense ratio (Direct) | Not available | 0.33% |
| Base expense ratio (Direct) | 0.00% | 0.27% |
| Total expense ratio (Regular) | Not available | 0.58% |
| Base expense ratio (Regular) | 0.09% | 0.51% |
The expense ratio comes out of the fund's assets every day, so every return on this page is already after it. Base expense ratio: the fund house's own fee. The total adds brokerage, transaction costs, and levies with GST.
Mirae Asset Nifty Top 20 Equal Weight ETF vs Tata BSE Sensex Index Fund: Frequently Asked Questions
What is the difference between Mirae Asset Nifty Top 20 Equal Weight ETF and Tata BSE Sensex Index Fund?
Mirae Asset Nifty Top 20 Equal Weight ETF is a mutual fund, Tata BSE Sensex Index Fund is an Index fund, run by Mirae Asset Mutual Fund and Tata Mutual Fund. Their portfolios overlap 66.9%. Mirae Asset Nifty Top 20 Equal Weight ETF charges 0.26% a year and Tata BSE Sensex Index Fund 0.33%.
Which has the lower expense ratio, Mirae Asset Nifty Top 20 Equal Weight ETF or Tata BSE Sensex Index Fund?
Mirae Asset Nifty Top 20 Equal Weight ETF charges less: 0.26% a year against 0.33%. These are the total expense ratios reported to AMFI.
How much do Mirae Asset Nifty Top 20 Equal Weight ETF and Tata BSE Sensex Index Fund overlap?
66.9%. They hold 20 of the same securities, the largest shared ones being ICICIBANK, BHARTIARTL, LT. From each fund's latest monthly portfolio.
Can I invest in both Mirae Asset Nifty Top 20 Equal Weight ETF and Tata BSE Sensex Index Fund?
Yes. 66.9% of each fund's money sits in the same holdings, so a large part of the two investments would move together.
Sources: NAV and expense ratio from AMFI. Holdings from each fund house's monthly portfolio statement. Fund facts from each scheme summary document.
This page is information, not investment advice. Mutual fund investments are subject to market risks; read all scheme related documents carefully. Past returns do not promise future returns. Figures come from AMFI, NSE, BSE and each fund house's own documents.