{"format":"alysly-page/1","url":"https://alysly.com/markets/indices/compare/","json":"https://alysly.com/json/markets/indices/compare/index.json","lang":"en-US","title":"Compare Indices: Overlap, Correlation, Risk and Costs","description":"Which indices overlap, how closely they move together and what a second fund actually adds — computed from holdings, price series, risk and cost.","modified":"2026-11-13T00:00:00Z","alternates":[{"lang":"de-DE","url":"https://alysly.com/de/maerkte/indizes/vergleich/","json":"https://alysly.com/json/de/maerkte/indizes/vergleich/index.json"}],"about":"Machine-readable version of the page at url. It contains the text, tables and key figures published there, but not the interactive charts and tools.","breadcrumb":[{"name":"Markets","url":"https://alysly.com/markets/"},{"name":"Indices","url":"https://alysly.com/markets/indices/"},{"name":"Indices Compared","url":"https://alysly.com/markets/indices/compare/"}],"content":[{"type":"heading","level":1,"text":"Indices Compared"},{"type":"paragraph","text":"Two funds in a portfolio are not the same as two investments. A world ETF plus an S&P 500 ETF means holding many of the same companies a second time, at a heavier weight. What a second fund adds comes down to four questions, none of which is enough on its own:"},{"type":"list","ordered":false,"items":["Overlap: how much weight sits in the same companies?","Correlation: do the prices move together anyway?","Risk: does one swing harder than the other?","Cost: what does the cheapest fund on each index charge?"]},{"type":"paragraph","text":"Every page here computes all four from our holdings and price data."},{"type":"table","caption":"Indices Compared","columns":["Comparison","Overlap","Correlation"],"rows":[[{"text":"S&P 500 or MSCI USA","links":[{"text":"S&P 500","href":"https://alysly.com/markets/indices/sp500/"},{"text":"MSCI USA","href":"https://alysly.com/markets/indices/msci-usa/"}]},"96.5%","–"],[{"text":"MSCI World Information Technology or MSCI USA Information Technology","links":[{"text":"MSCI World Information Technology","href":"https://alysly.com/markets/indices/msci-world-it/"},{"text":"MSCI USA Information Technology","href":"https://alysly.com/markets/indices/msci-usa-it/"}]},"90.8%","–"],[{"text":"MSCI Europe or STOXX Europe 600","links":[{"text":"MSCI Europe","href":"https://alysly.com/markets/indices/msci-europe/"},{"text":"STOXX Europe 600","href":"https://alysly.com/markets/indices/stoxx-600/"}]},"89.4%","–"],[{"text":"MSCI World or MSCI World IMI","links":[{"text":"MSCI World","href":"https://alysly.com/markets/indices/msci-world/"},{"text":"MSCI World IMI","href":"https://alysly.com/markets/indices/msci-world-imi/"}]},"86.0%","–"],[{"text":"MSCI World or MSCI ACWI","links":[{"text":"MSCI World","href":"https://alysly.com/markets/indices/msci-world/"},{"text":"MSCI ACWI","href":"https://alysly.com/markets/indices/msci-acwi/"}]},"85.9%","0.99"],[{"text":"MSCI ACWI or MSCI ACWI IMI","links":[{"text":"MSCI ACWI","href":"https://alysly.com/markets/indices/msci-acwi/"},{"text":"MSCI ACWI IMI","href":"https://alysly.com/markets/indices/msci-acwi-imi/"}]},"79.2%","–"],[{"text":"MSCI Emerging Markets or MSCI EM IMI","links":[{"text":"MSCI Emerging Markets","href":"https://alysly.com/markets/indices/msci-em/"},{"text":"MSCI EM IMI","href":"https://alysly.com/markets/indices/msci-em-imi/"}]},"74.9%","1.00"],[{"text":"MSCI World Health Care or MSCI USA Health Care","links":[{"text":"MSCI World Health Care","href":"https://alysly.com/markets/indices/msci-world-health-care/"},{"text":"MSCI USA Health Care","href":"https://alysly.com/markets/indices/msci-usa-health-care/"}]},"73.6%","–"],[{"text":"MSCI World or MSCI USA","links":[{"text":"MSCI World","href":"https://alysly.com/markets/indices/msci-world/"},{"text":"MSCI USA","href":"https://alysly.com/markets/indices/msci-usa/"}]},"72.2%","–"],[{"text":"MSCI World or MSCI ACWI IMI","links":[{"text":"MSCI World","href":"https://alysly.com/markets/indices/msci-world/"},{"text":"MSCI ACWI IMI","href":"https://alysly.com/markets/indices/msci-acwi-imi/"}]},"72.1%","–"],[{"text":"MSCI World or S&P 500","links":[{"text":"MSCI World","href":"https://alysly.com/markets/indices/msci-world/"},{"text":"S&P 500","href":"https://alysly.com/markets/indices/sp500/"}]},"70.3%","0.98"],[{"text":"MSCI World Consumer Staples or MSCI USA Consumer Staples","links":[{"text":"MSCI World Consumer Staples","href":"https://alysly.com/markets/indices/msci-world-consumer-staples/"},{"text":"MSCI USA Consumer Staples","href":"https://alysly.com/markets/indices/msci-usa-consumer-staples/"}]},"66.8%","–"],[{"text":"MSCI World Financials or MSCI USA Financials","links":[{"text":"MSCI World Financials","href":"https://alysly.com/markets/indices/msci-world-financials/"},{"text":"MSCI USA Financials","href":"https://alysly.com/markets/indices/msci-usa-financials/"}]},"54.0%","–"],[{"text":"S&P 500 or Nasdaq 100","links":[{"text":"S&P 500","href":"https://alysly.com/markets/indices/sp500/"},{"text":"Nasdaq 100","href":"https://alysly.com/markets/indices/nasdaq-100/"}]},"52.6%","0.95"],[{"text":"Nasdaq 100 or MSCI USA Information Technology","links":[{"text":"Nasdaq 100","href":"https://alysly.com/markets/indices/nasdaq-100/"},{"text":"MSCI USA Information Technology","href":"https://alysly.com/markets/indices/msci-usa-it/"}]},"51.6%","–"],[{"text":"Nasdaq 100 or S&P 500 Information Technology","links":[{"text":"Nasdaq 100","href":"https://alysly.com/markets/indices/nasdaq-100/"},{"text":"S&P 500 Information Technology","href":"https://alysly.com/markets/indices/sp500-it/"}]},"51.2%","0.97"],[{"text":"Nasdaq 100 or MSCI World Information Technology","links":[{"text":"Nasdaq 100","href":"https://alysly.com/markets/indices/nasdaq-100/"},{"text":"MSCI World Information Technology","href":"https://alysly.com/markets/indices/msci-world-it/"}]},"49.5%","–"],[{"text":"MSCI Europe or MSCI EMU","links":[{"text":"MSCI Europe","href":"https://alysly.com/markets/indices/msci-europe/"},{"text":"MSCI EMU","href":"https://alysly.com/markets/indices/msci-emu/"}]},"49.0%","0.96"],[{"text":"MSCI World or MSCI World Quality","links":[{"text":"MSCI World","href":"https://alysly.com/markets/indices/msci-world/"},{"text":"MSCI World Quality","href":"https://alysly.com/markets/indices/msci-world-quality/"}]},"41.4%","–"],[{"text":"MSCI World or Nasdaq 100","links":[{"text":"MSCI World","href":"https://alysly.com/markets/indices/msci-world/"},{"text":"Nasdaq 100","href":"https://alysly.com/markets/indices/nasdaq-100/"}]},"37.8%","0.93"],[{"text":"S&P 500 or S&P 500 Information Technology","links":[{"text":"S&P 500","href":"https://alysly.com/markets/indices/sp500/"},{"text":"S&P 500 Information Technology","href":"https://alysly.com/markets/indices/sp500-it/"}]},"36.1%","0.89"],[{"text":"MSCI USA or MSCI USA Information Technology","links":[{"text":"MSCI USA","href":"https://alysly.com/markets/indices/msci-usa/"},{"text":"MSCI USA Information Technology","href":"https://alysly.com/markets/indices/msci-usa-it/"}]},"35.8%","–"],[{"text":"MSCI Europe or Euro STOXX 50","links":[{"text":"MSCI Europe","href":"https://alysly.com/markets/indices/msci-europe/"},{"text":"Euro STOXX 50","href":"https://alysly.com/markets/indices/euro-stoxx-50/"}]},"34.3%","0.95"],[{"text":"DAX or Euro STOXX 50","links":[{"text":"DAX","href":"https://alysly.com/markets/indices/dax/"},{"text":"Euro STOXX 50","href":"https://alysly.com/markets/indices/euro-stoxx-50/"}]},"29.7%","0.92"],[{"text":"S&P 500 or Dow Jones","links":[{"text":"S&P 500","href":"https://alysly.com/markets/indices/sp500/"},{"text":"Dow Jones","href":"https://alysly.com/markets/indices/dow-jones/"}]},"29.5%","0.89"],[{"text":"MSCI World or MSCI World Momentum","links":[{"text":"MSCI World","href":"https://alysly.com/markets/indices/msci-world/"},{"text":"MSCI World Momentum","href":"https://alysly.com/markets/indices/msci-world-momentum/"}]},"29.3%","–"],[{"text":"MSCI World or MSCI World Minimum Volatility","links":[{"text":"MSCI World","href":"https://alysly.com/markets/indices/msci-world/"},{"text":"MSCI World Minimum Volatility","href":"https://alysly.com/markets/indices/msci-world-minimum-volatility/"}]},"29.1%","–"],[{"text":"MSCI World or MSCI World Information Technology","links":[{"text":"MSCI World","href":"https://alysly.com/markets/indices/msci-world/"},{"text":"MSCI World Information Technology","href":"https://alysly.com/markets/indices/msci-world-it/"}]},"28.3%","–"],[{"text":"MSCI World Quality or MSCI World Momentum","links":[{"text":"MSCI World Quality","href":"https://alysly.com/markets/indices/msci-world-quality/"},{"text":"MSCI World Momentum","href":"https://alysly.com/markets/indices/msci-world-momentum/"}]},"25.4%","–"],[{"text":"MSCI World or MSCI World ex USA","links":[{"text":"MSCI World","href":"https://alysly.com/markets/indices/msci-world/"},{"text":"MSCI World ex USA","href":"https://alysly.com/markets/indices/msci-world-ex-usa/"}]},"24.8%","0.86"],[{"text":"MSCI World or MSCI World SRI","links":[{"text":"MSCI World","href":"https://alysly.com/markets/indices/msci-world/"},{"text":"MSCI World SRI","href":"https://alysly.com/markets/indices/msci-world-sri/"}]},"24.6%","–"],[{"text":"MSCI Emerging Markets or MSCI China","links":[{"text":"MSCI Emerging Markets","href":"https://alysly.com/markets/indices/msci-em/"},{"text":"MSCI China","href":"https://alysly.com/markets/indices/msci-china/"}]},"20.6%","0.64"],[{"text":"MSCI World or MSCI Europe","links":[{"text":"MSCI World","href":"https://alysly.com/markets/indices/msci-world/"},{"text":"MSCI Europe","href":"https://alysly.com/markets/indices/msci-europe/"}]},"15.7%","0.80"],[{"text":"MSCI World or MSCI World Value","links":[{"text":"MSCI World","href":"https://alysly.com/markets/indices/msci-world/"},{"text":"MSCI World Value","href":"https://alysly.com/markets/indices/msci-world-value/"}]},"15.6%","–"],[{"text":"MSCI World or STOXX Europe 600","links":[{"text":"MSCI World","href":"https://alysly.com/markets/indices/msci-world/"},{"text":"STOXX Europe 600","href":"https://alysly.com/markets/indices/stoxx-600/"}]},"15.1%","–"],[{"text":"MSCI Europe or DAX","links":[{"text":"MSCI Europe","href":"https://alysly.com/markets/indices/msci-europe/"},{"text":"DAX","href":"https://alysly.com/markets/indices/dax/"}]},"14.2%","0.91"],[{"text":"DAX or STOXX Europe 600","links":[{"text":"DAX","href":"https://alysly.com/markets/indices/dax/"},{"text":"STOXX Europe 600","href":"https://alysly.com/markets/indices/stoxx-600/"}]},"13.2%","–"],[{"text":"MSCI ACWI or MSCI Emerging Markets","links":[{"text":"MSCI ACWI","href":"https://alysly.com/markets/indices/msci-acwi/"},{"text":"MSCI Emerging Markets","href":"https://alysly.com/markets/indices/msci-em/"}]},"11.0%","0.81"],[{"text":"MSCI World or MSCI EMU","links":[{"text":"MSCI World","href":"https://alysly.com/markets/indices/msci-world/"},{"text":"MSCI EMU","href":"https://alysly.com/markets/indices/msci-emu/"}]},"7.7%","0.81"],[{"text":"MSCI World or MSCI Japan","links":[{"text":"MSCI World","href":"https://alysly.com/markets/indices/msci-world/"},{"text":"MSCI Japan","href":"https://alysly.com/markets/indices/msci-japan/"}]},"5.4%","0.79"],[{"text":"MSCI World Value or MSCI World Quality","links":[{"text":"MSCI World Value","href":"https://alysly.com/markets/indices/msci-world-value/"},{"text":"MSCI World Quality","href":"https://alysly.com/markets/indices/msci-world-quality/"}]},"5.2%","–"],[{"text":"MSCI World or DAX","links":[{"text":"MSCI World","href":"https://alysly.com/markets/indices/msci-world/"},{"text":"DAX","href":"https://alysly.com/markets/indices/dax/"}]},"2.2%","0.76"],[{"text":"MSCI Europe or MSCI Europe Small Cap","links":[{"text":"MSCI Europe","href":"https://alysly.com/markets/indices/msci-europe/"},{"text":"MSCI Europe Small Cap","href":"https://alysly.com/markets/indices/msci-europe-small-cap/"}]},"0.0%","–"],[{"text":"MSCI World or MSCI Emerging Markets","links":[{"text":"MSCI World","href":"https://alysly.com/markets/indices/msci-world/"},{"text":"MSCI Emerging Markets","href":"https://alysly.com/markets/indices/msci-em/"}]},"0.0%","0.75"],[{"text":"MSCI World or MSCI World Small Cap","links":[{"text":"MSCI World","href":"https://alysly.com/markets/indices/msci-world/"},{"text":"MSCI World Small Cap","href":"https://alysly.com/markets/indices/msci-world-small-cap/"}]},"0.0%","–"],[{"text":"S&P 500 or Euro STOXX 50","links":[{"text":"S&P 500","href":"https://alysly.com/markets/indices/sp500/"},{"text":"Euro STOXX 50","href":"https://alysly.com/markets/indices/euro-stoxx-50/"}]},"0.0%","0.71"],[{"text":"S&P 500 or MSCI Emerging Markets","links":[{"text":"S&P 500","href":"https://alysly.com/markets/indices/sp500/"},{"text":"MSCI Emerging Markets","href":"https://alysly.com/markets/indices/msci-em/"}]},"0.0%","0.69"],[{"text":"S&P 500 or MSCI World ex USA","links":[{"text":"S&P 500","href":"https://alysly.com/markets/indices/sp500/"},{"text":"MSCI World ex USA","href":"https://alysly.com/markets/indices/msci-world-ex-usa/"}]},"0.0%","0.76"],[{"text":"S&P 500 or Russell 2000","links":[{"text":"S&P 500","href":"https://alysly.com/markets/indices/sp500/"},{"text":"Russell 2000","href":"https://alysly.com/markets/indices/russell-2000/"}]},"0.0%","0.85"],[{"text":"S&P 500 or STOXX Europe 600","links":[{"text":"S&P 500","href":"https://alysly.com/markets/indices/sp500/"},{"text":"STOXX Europe 600","href":"https://alysly.com/markets/indices/stoxx-600/"}]},"0.0%","–"]]},{"type":"paragraph","text":"Sorted by overlap. A high value means the two indices sit largely in the same companies."},{"type":"paragraph","text":"Updated Nov 13, 2026 · Data checked automatically Nov 13, 2026"}],"structured_data":[{"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://alysly.com/#org","name":"Alysly","url":"https://alysly.com/","logo":{"@type":"ImageObject","url":"https://alysly.com/img/icon-512.png","width":512,"height":512},"description":"Free analysis tools for traders and long-term investors. Built on data we collect and keep current.","email":"mail@alysly.com","contactPoint":{"@type":"ContactPoint","contactType":"customer support","email":"mail@alysly.com","availableLanguage":["de","en"]},"address":{"@type":"PostalAddress","addressLocality":"Haltern am See","postalCode":"45721","addressCountry":"DE"},"founder":{"@id":"https://alysly.com/#founder"},"sameAs":["https://www.linkedin.com/company/alyslycom/","https://www.youtube.com/@alyslycom","https://x.com/alyslycom"],"publishingPrinciples":"https://alysly.com/methodology/","correctionsPolicy":"https://alysly.com/corrections/"},{"@type":"Person","@id":"https://alysly.com/#founder","name":"Alexander Bock","jobTitle":"Founder and data analyst","url":"https://alysly.com/about/","sameAs":["https://www.linkedin.com/in/abxk/"]},{"@type":"WebSite","@id":"https://alysly.com/#site","url":"https://alysly.com/","name":"Alysly","inLanguage":["de-DE","en-US"],"publisher":{"@id":"https://alysly.com/#org"}},{"@type":"WebPage","@id":"https://alysly.com/markets/indices/compare/#webpage","url":"https://alysly.com/markets/indices/compare/","name":"Indices Compared – Alysly","description":"Which indices overlap, how closely they move together and what a second fund actually adds — computed from holdings, price series, risk and cost.","inLanguage":"en-US","isPartOf":{"@id":"https://alysly.com/#site"},"dateModified":"2026-11-13T00:00:00Z","publisher":{"@id":"https://alysly.com/#org"},"primaryImageOfPage":{"@type":"ImageObject","url":"https://alysly.com/og.png","width":1200,"height":630}}]},{"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Markets","item":"https://alysly.com/markets/"},{"@type":"ListItem","position":2,"name":"Indices","item":"https://alysly.com/markets/indices/"},{"@type":"ListItem","position":3,"name":"Indices Compared"}]}],"notice":"© 2026 Alysly.com"}