5 min read
By Ron Koren, ETF Insider


Exchange-Traded Funds (ETFs) have redefined the investment landscape, offering investors diversified exposure to a wide range of sectors and asset classes. In this article, we will conduct an in-depth comparison between two prominent ETFs: VOO (Vanguard S&P 500 ETF) and IVV (iShares Core S&P 500 ETF). We'll explore key aspects such as ETF tickers, full names, issuers, sectors, top holdings, capitalization, investment strategy, tracking methods, and exposure.

VOO & IVV: Overview

VOO and IVV are both ETFs that aim to mirror the performance of the S&P 500 index, making them popular choices for investors seeking exposure to large-cap U.S. equities. While they share this common goal, there are differences in their underlying strategies and execution. In this section, we'll delve into these distinctions and their potential impact on investor outcomes.

VOO & IVV: Sectors and Top Holdings

The sectors and top holdings within VOO and IVV can offer valuable insights into their investment composition. Both ETFs provide exposure to a diverse array of sectors, including technology, finance, healthcare, and consumer discretionary. However, variations in the weighting of individual stocks and sectors can lead to differences in performance. By understanding the sectors and top holdings, investors can gain a clearer picture of the risk and potential rewards associated with each ETF.

VOO  overlap VOO VS IVVVOO overlap VOO VS IVV

VOO & IVV: Capitalization and Investment Strategy

Capitalization and investment strategy play crucial roles in an ETF's performance. VOO boasts a substantial asset under management (AUM), signifying its popularity and investor trust. Additionally, examining the investment strategy is paramount. While both VOO and IVV seek to replicate the S&P 500 index, slight variations in their methodologies, such as sampling or full replication, can influence tracking accuracy and performance.

VOO & IVV: Tracking Methods and Exposure

Tracking methods and exposure mechanisms define how closely an ETF follows its underlying index. VOO and IVV deploy different strategies to achieve this alignment. VOO predominantly utilizes a full replication approach, holding all or nearly all of the securities in the S&P 500 index. On the other hand, IVV employs a sampling method, selecting a representative subset of the index's components. Understanding these tracking methodologies is pivotal in assessing an ETF's performance during market fluctuations.


VOO and IVV provide investors with distinct avenues to access the performance of the S&P 500 index. While both ETFs share the overarching goal of tracking the index, nuances in their sector allocations, top holdings, capitalization, investment strategy, tracking mechanisms, and exposure methods can lead to divergent outcomes. Investors seeking to make informed decisions should consider their risk tolerance, investment objectives, and market outlook when selecting between VOO and IVV.
For those interested in delving deeper into the holdings, correlations, overlaps, and other insights related to ETFs, there's a valuable tool available: ETF Insider. This user-friendly app offers comprehensive information that empowers investors to make more informed decisions. Whether you're a seasoned investor or new to the world of finance, ETF Insider provides a wealth of data and analysis to enhance your understanding of financial instruments.

Disclaimer: This article is intended for informational purposes only and does not provide investment advisory services. The decision to invest in any financial instrument, including ETFs, should be made after careful consideration of individual financial circumstances and objectives. It's recommended to consult with a qualified financial advisor before making any investment decisions.

Vanguard (www.vanguard.com)
iShares by BlackRock (www.ishares.com)
Standard & Poor's (www.spglobal.com)

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  • Why is VOO better than IVV?

    VOO may be considered better than IVV for some investors due to its specific focus, offering diversification.

  • Does IVV beat VOO?

    IVV's performance relative to VOO will vary over time, depending on market conditions.

  • Should I invest in VOO or IVV?

    The choice between VOO and IVV should align with your investment goals, risk tolerance, and desired exposure.

  • Are VOO and IVV good investments?

    Both VOO and IVV can be suitable investments depending on individual investment strategies, goals, and risk profiles.

  • What is the correlation between VOO and IVV?

    The correlation between VOO and IVV can vary over time, reflecting differences in performance.