What differentiates index and mutual funds?

Investing in funds has become increasingly popular as more people look to build wealth and diversify their portfolios. Index funds, which track the performance of a specific market index, are one type of fund that investors can choose from. Mutual funds are another option, allowing investors to pool their money together and access a broader range of investments. This article will discuss the differences between index funds and mutual funds.

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Mutual funds offer greater diversification than index funds as they can invest across multiple asset types such as stocks, bonds, commodities, and real estate. Index funds focus on replicating an index’s return by investing in all or most of its securities, meaning less exposure to different asset classes and sectors than mutual funds.

Investment objectives

The primary objective of an index fund is to replicate the performance of a particular market index as closely as possible, with minimal tracking error and expense. In contrast, mutual funds typically have an actively managed investment strategy, aiming to outperform the markets they are invested in rather than replicate them.

Fund management

Index funds are usually passively managed, meaning less active management is involved than mutual funds. Investors pay lower fees for index funds than mutual funds, as there is no need to hire managers who follow the market and actively trade securities within it. Mutual funds are typically actively managed by professional fund managers who use their expertise and knowledge to pick which stocks and other securities to buy and sell to generate returns above the benchmark index.

The risk or return profile

Due to their passive management, index funds typically have a lower risk profile than mutual funds because there is less active trading in the portfolio, resulting in fewer transaction costs and less volatility over time. Mutual funds can be riskier due to their active management as they attempt to outperform the market, leading to higher rewards and more significant risks of loss.

Tax efficiency

Index funds tend to be more tax efficient than mutual funds due to their passive management style. As index funds are passively managed with no active trades being made, there are much fewer capital gains taxes to pay. Mutual funds, however, can generate a significant amount of taxable income due to the active trading that is being done within them.

Investment costs

Index funds tend to have lower expense ratios than mutual funds as there is no need for active management or research and analysis of stocks. It makes index funds more cost-effective for investors who want exposure to the markets without paying high fees. Mutual fund expenses typically include management fees, sales loads, and administrative expenses, which increase over time and reduce returns on investment.

Portfolio structure

The portfolio structure of an index fund is static, as it needs to match the market index it tracks, which means changes are only made when necessary (e.g., rebalancing or accommodating changes in the index). On the other hand, mutual fund portfolios are dynamic and can be changed at any time by the portfolio manager.


Index funds tend to match the performance of their tracking index. In contrast, mutual funds aim to outperform it, which means that a mutual fund’s performance will vary depending on how well its managers do their job and make investments that generate returns above the benchmark index. 


The liquidity of an index fund is determined by its underlying securities, which traders can trade quickly and easily due to their large market capitalisations. Mutual funds offer less liquidity as they often invest in smaller companies or illiquid assets such as real estate or private equity, making them harder to trade. Learn more about illiquidity in real estate investments in this article ( today.

Investment options

Index funds typically provide investors with exposure to a wide range of markets and asset classes, while mutual funds are usually more specialised and focus on specific sectors or industries. Therefore, index funds offer more investment options than mutual funds for investors who want diversified portfolios.


Index funds are typically more accessible than mutual funds, as traders can purchase them directly from the issuer or through a brokerage account. Mutual funds often require a minimum investment amount and may only be available to individual investors with prior approval from the fund manager.