Popular Index Funds: What ‘Popular’ Really Means & How to Evaluate Them

There's something almost comforting about index investing. No picking of securities or trying to find an edge. Just a quiet, steady attempt to mirror what the market is already doing.

And yet, some popular index funds get talked about a lot more than others. Why? What makes certain index mutual funds stand out while others quietly sit in the corner?

Let's break it down, and yes, we'll also look at how you can tell whether a fund's popularity is genuine, or just hype.

Why certain index funds become €œpopular€

When people start searching for the top index funds, they often assume popularity comes from high returns. But that's only one part of the story.

In reality, popularity has a few simple, very human reasons behind it:

1. Low Cost

Most of us don't enjoy paying extra for something we could get cheaper without compromising on quality. That's exactly why passive funds attract attention because the expense ratios are relatively low.

Lower costs = more of your money stays invested = better potential long-term index fund returns.

2. Transparency

With index funds, you always know what's inside an index portfolio because it tracks an index. There's comfort in knowing there are no surprises hiding in a corner.

3. Diversification

With one fund, you get exposure to 50, 100, even 500 companies depending on the index.

4. Historically Competitive Returns

Passive doesn't mean €œweak.€ Many best performing index funds can give returns comparable to some active funds.

This mix of simplicity, affordability, and reliability makes certain popular index funds rise above the rest.

But popularity alone isn't a reason to invest. Let's talk about how to evaluate credibility.

How to evaluate whether an index fund is worth your money

Popularity in investing shouldn't feel like choosing the trending café everyone's queuing for on Sunday morning. You need to take a look at the finer details.

Here's what actually matters:

1. Total Expense Ratio: The lower the TER, the better, since all index funds track the same index & deliver similar gross returns, and expenses are the main source of returns difference. Even small differences in TER compound significantly over time and directly reduce investor returns.
This factor sounds basic, but it's huge.

2.Type of Index Funds: Is it tracking the NIFTY 50? A Nifty 50 Index Mutual Fund is typically more stable.

Is it following banking stocks?
Then you're looking at something like a Nifty Bank Index Mutual Fund, which is an index fund, but focused specifically on the banking sector.

Is it small-cap or thematic?
Then you can expect to have prices that tend to be a bit more reactive than stocks on the Nifty 50 index.

Same word €œindex fund,€ but very different behavior based on the composition of stocks.

3. Look at AUM (Assets Under Management)
A higher AUM usually indicates:
Greater investor trust
Better liquidity
Lower possibility of winding the fund down
Remember bigger doesn't automatically mean better; however, together with other factors, it is quite a good indicator of a fund's credibility.

4. Consider Liquidity
Liquidity ensures:
Smooth entry and exits
Lower impact costs
Better long-term experience
Liquidity for popular index funds is typically strong, but it's still worth checking daily volumes.

5. Tracking Error

Tracking error is the difference between returns on the fund and the benchmark index it follows. The lower the number, the better the fund performance.

A fund may be €œpopular,€ but if it can't closely follow its own benchmark, the whole point of investing in a mutual fund index fund is lost.

6. Fund House Credibility & Track Record

Some favorable factors for this are:
Risk management
Adhering to the mandate
Long-term philosophy

Well-established AMCs with strong processes tend to have smoother passive index investing experiences.

Put together, these factors help you evaluate whether you're genuinely looking at the top 5 index funds, top 10 index funds, or just ones with a big marketing budget.

Top index funds frequently searched by Indian investors

Let's take a look at a couple of prominent index funds that continually capture the interest of investors. We'll explore exactly why they are so popular.

1. Axis NIFTY 50 Index Fund

The collection of index funds offered by Axis Mutual Fund consistently appeals to a wide slice of the investing public. This preference stems from the fact that Axis MF has firmly cemented its reputation as a trustworthy source for passive investment products.

What makes this a popular choice?

This is an investment fund tracking the NIFTY 50 index€”which primarily mirrors the top 50 companies of the Indian economy by market capitalization.

2. Axis Nifty 100 Index Fund

This scheme is a fund that replicates the NIFTY 100 Index, giving investors broad exposure to the top 100 large-cap companies of India, essentially combining NIFTY 50 and NIFTY Next 50 for comprehensive large-cap coverage.

3. Axis Nifty Smallcap 50 Index Fund

Tracking the NIFTY Smallcap 50 index, this fund provides a systematic, diversified exposure to the 50 small-cap companies that show potential for growth, which is suitable to investors who want to expand their portfolio into different category of funds.

What makes this a popular choice?

The appeal of this fund lies in its exposure to the small-cap market, which has the scope to grow. It offers a seamless route to participate in this space while mitigating some of the single-stock risk. The fund is well-diversified across 50 smallcap companies, offering a more structured approach to the category of stocks.

What does €œPopular€ actually mean?

Here's the truth most people don't say out loud:
Popularity isn't about glamour, nor is it about the fund trending on social media. It's about trust built over time.

A popular index fund earns that trust by:
Keeping costs low
Staying transparent
Delivering benchmark-like index fund returns
Reducing unnecessary complexity
Demonstrating consistency

If a fund does all that, it naturally becomes one of the top index funds people talk about.

Final Thoughts - Choose numbers over noise

If you're new to passive index funds, you don't have to chase the next big thing. Look for stability, discipline, and funds that quietly do their job day after day.

Because investing isn't about excitement. It's about peace of mind and a good, well-chosen index fund gives you exactly that.

Past performance may or may not sustain in future.

NSE Disclaimer: The scheme is not sponsored, endorsed, sold or promoted by NSE INDICES LIMITED. NSE Indices Limited does not make any representation or warranty, express or implied, to the owners of the scheme or any member of the public regarding the advisability of investing in securities generally or in the Product(s) particularly or the ability of the underlying index to track general stock market performance in India. NSE INDICES LIMITED does not have any obligation to take the needs of the Issuer or the owners of the Product(s) into consideration in determining, composing or calculating the Nifty 50 TRI, Nifty 100 TRI and Nifty Smallcap 50 Index TRI . NSE INDICES LIMITED is not responsible for or has participated in the determination of the timing of, prices at, or quantities of the Product(s) to be issued or in the determination or calculation of the equation by which the Product(s) is to be converted into cash.NSE INDICES LIMITED do not guarantee the accuracy and/or the completeness of the underlying index or any data included therein and NSE INDICES LIMITED shall not have any responsibility or liability for any errors, omissions, or interruptions therein. For complete disclaimer, refer to the SID.

Disclaimer: This document represents the views of Axis Asset Management Co. Ltd. and must not be taken as the basis for an investment decision. Neither Axis Mutual Fund, Axis Mutual Fund Trustee Limited nor Axis Asset Management Company Limited, its Directors or associates shall be liable for any damages including lost revenue or lost profits that may arise from the use of the information contained herein. No representation or warranty is made as to the accuracy, completeness or fairness of the information and opinions contained herein. The material is prepared for general communication and should not be treated as research report. The data used in this material is obtained by Axis AMC from the sources which it considers reliable.

While utmost care has been exercised while preparing this document, Axis AMC does not warrant the completeness or accuracy of the information and disclaims all liabilities, losses and damages arising out of the use of this information. Investors are requested to consult their financial, tax and other advisors before taking any investment decision(s). The AMC reserves the right to make modifications and alterations to this statement as may be required from time to time.

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