{"url":"https://etfiq.com/compare/any/idev-vs-mfsi","section":"compare","title":"IDEV vs MFSI: Differences, Returns & Fees | ETFIQ","description":"IDEV and MFSI side by side to Oct 9, 2026: one-year total return +14.5% against +11.3%, expense ratio 0.04% against 0.59%.","as_of":"Oct 9, 2026","structured_data":[{"@type":"FAQPage","mainEntity":[{"@type":"Question","name":"Which returned more over the last year, IDEV or MFSI?","acceptedAnswer":{"@type":"Answer","text":"In the year to Oct 9, 2026, with distributions reinvested, IDEV returned +14.5% and MFSI +11.3%."}},{"@type":"Question","name":"Which is cheaper, IDEV or MFSI?","acceptedAnswer":{"@type":"Answer","text":"IDEV is cheaper, by 0.55 percentage points a year. That is about $55 on $10,000 held for a year. Fees come from each fund's prospectus."}},{"@type":"Question","name":"How much do IDEV and MFSI overlap with the S&P 500?","acceptedAnswer":{"@type":"Answer","text":"By their latest filed holdings, 0% of IDEV and 0% of MFSI by weight is stocks the S&P 500 already holds."}}]},{"@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"ETFIQ","item":"https://etfiq.com/"},{"@type":"ListItem","position":2,"name":"Compare ETFs","item":"https://etfiq.com/compare/"},{"@type":"ListItem","position":3,"name":"IDEV vs MFSI","item":"https://etfiq.com/compare/any/idev-vs-mfsi"}]},{"@type":"WebPage","name":"IDEV vs MFSI: Differences, Returns & Fees","description":"IDEV and MFSI side by side to Oct 9, 2026: one-year total return +14.5% against +11.3%, expense ratio 0.04% against 0.59%.","url":"https://etfiq.com/compare/any/idev-vs-mfsi","dateModified":"2026-10-09","speakable":{"@type":"SpeakableSpecification","cssSelector":[".verdict",".lede",".faq"]},"isPartOf":{"@type":"WebSite","name":"ETFIQ","url":"https://etfiq.com"}},{"@type":"Dataset","name":"ETFIQ comparison of IDEV and MFSI","description":"IDEV and MFSI side by side to Oct 9, 2026: one-year total return +14.5% against +11.3%, expense ratio 0.04% against 0.59%.","dateModified":"2026-10-09","creator":{"@id":"https://etfiq.com/#org"},"license":"https://etfiq.com/license/","isAccessibleForFree":true,"url":"https://etfiq.com/compare/any/idev-vs-mfsi","publisher":{"@id":"https://etfiq.com/#org"},"inLanguage":"en","creativeWorkStatus":"Published","distribution":[{"@type":"DataDownload","encodingFormat":"application/json","contentUrl":"https://etfiq.com/data/alternatives.json"},{"@type":"DataDownload","encodingFormat":"application/json","contentUrl":"https://etfiq.com/data/core.json"},{"@type":"DataDownload","encodingFormat":"application/json","contentUrl":"https://etfiq.com/data/crypto.json"},{"@type":"DataDownload","encodingFormat":"application/json","contentUrl":"https://etfiq.com/data/funds.json"},{"@type":"DataDownload","encodingFormat":"application/json","contentUrl":"https://etfiq.com/data/income.json"},{"@type":"DataDownload","encodingFormat":"application/json","contentUrl":"https://etfiq.com/data/leverage.json"},{"@type":"DataDownload","encodingFormat":"application/json","contentUrl":"https://etfiq.com/data/thematic.json"}]},{"@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"ETFIQ","item":"https://etfiq.com/"},{"@type":"ListItem","position":2,"name":"Compare ETFs","item":"https://etfiq.com/compare/"},{"@type":"ListItem","position":3,"name":"IDEV vs MFSI","item":"https://etfiq.com/compare/any/idev-vs-mfsi"}]},{"@type":"WebPage","name":"IDEV vs MFSI: Differences, Returns & Fees","description":"IDEV and MFSI side by side to Oct 9, 2026: one-year total return +14.5% against +11.3%, expense ratio 0.04% against 0.59%.","url":"https://etfiq.com/compare/any/idev-vs-mfsi","dateModified":"2026-10-09","isPartOf":{"@type":"WebSite","name":"ETFIQ","url":"https://etfiq.com"},"speakable":{"@type":"SpeakableSpecification","cssSelector":[".verdict",".lede",".faq"]},"publisher":{"@id":"https://etfiq.com/#org"}}],"characters":5615,"truncated":true,"content":"ETFIQ / Compare ETFs / IDEV vs MFSI \n \n Data as of Oct 9, 2026.\n ETFIQ etfiq.com \u00b7 independent ETF data \n IDEV vs MFSI: Differences, Returns & Fees\n IDEV and MFSI hold 15% of their weight in the same names, and IDEV returned +14.5% over the year.\n Copy this for sharing \n IDEV costs 0.55 points a year less; their one-year returns differ by 3.2 points.\n IDEV and MFSI at a glance. As of Oct 9, 2026. Source: ETFIQ. IDEV MFSI \n Expense ratio 0.04% 0.59% \n Net assets, IDEV as of Oct 9, 2026 and MFSI as of May 31, 2026 $33.1bn $1.1bn \n Total return, 1 year +14.5% +11.3% \n What it tracks MSCI World ex","source":"ETFIQ, independent ETF data. Recomputed nightly from public filings and prices.","publisher":{"@id":"https://etfiq.com/#org","name":"ETFIQ","url":"https://etfiq.com"},"license":"https://etfiq.com/license/","license_text":"Figures ETFIQ computes are free to use with attribution: ETFIQ (etfiq.com). Issuer data stays under its owner's terms.","citation":"ETFIQ, IDEV against MFSI, data as of Oct 9, 2026. https://etfiq.com/compare/any/idev-vs-mfsi","a":{"ticker":"IDEV","name":"iShares Core MSCI International Developed Markets ETF","issuer":"iShares","desk":"core","as_of":"2026-10-09","verdict":"IDEV tracks the MSCI International Developed Markets and returned +14.5% over the past year.","url":"https://etfiq.com/funds/idev","key_facts":[{"label":"Total return, 1 year","value":"+14.5%","as_of":"2026-10-09","source":null},{"label":"Expense ratio","value":"0.04%","as_of":"2026-10-09","source":null},{"label":"Holdings","value":"2287","as_of":"2026-10-09","source":null},{"label":"Below its high","value":"\u22124.9%","as_of":"2026-10-09","source":null},{"label":"12-month yield: cash paid, 1 year, on its starting price","value":"3.6%","as_of":"2026-10-09","source":null},{"label":"Last payment (paid annual), ex-date Jun 15, 2026","value":"$1.344","as_of":"2026-10-09","source":null},{"label":"Net assets","value":"$33.1bn","as_of":"2026-10-09","source":"the issuer\u2019s own daily fund list, as of Oct 9, 2026"}]},"b":{"ticker":"MFSI","name":"MFS Active International ETF","issuer":"MFS","desk":"core","as_of":"2026-10-09","verdict":"MFSI is actively managed and returned +11.3% over the past year.","url":"https://etfiq.com/funds/mfsi","key_facts":[{"label":"Total return, 1 year","value":"+11.3%","as_of":"2026-10-09","source":null},{"label":"Expense ratio","value":"0.59%","as_of":"2026-10-09","source":null},{"label":"Holdings","value":"93","as_of":"2026-10-09","source":null},{"label":"Below its high","value":"\u22123.4%","as_of":"2026-10-09","source":null},{"label":"12-month yield: cash paid, 1 year, on its starting price","value":"0.8%","as_of":"2026-10-09","source":null},{"label":"Last payment (paid annual), ex-date Jul 31, 2026","value":"$0.0124","as_of":"2026-10-09","source":null},{"label":"Net assets","value":"$1.1bn","as_of":"2026-10-09","source":"SEC filing, whole fund, as filed for May 31, 2026"}]},"overlap_pct":15,"full_text_at":"https://etfiq.com/compare/any/idev-vs-mfsi"}