IDEV vs IEFA: what's the difference?
iShares Core MSCI International Developed Markets ETF (IDEV): Broad ex-U.S. equities. iShares Core MSCI EAFE ETF (IEFA): Broad EAFE market equities.
Updated August 26, 2026
How much do IDEV and IEFA overlap?
As of August 26, 2026, IDEV and IEFA overlap 86.5% by weight.
88% of IDEV is already inside IEFA.
99% of IEFA is already inside IDEV.
IDEV holds 2,279 companies and IEFA holds 2,578; 2,059 are in both.
Computed by ETF Copilot from both funds' holdings rather than quoted from a data provider, and rebuilt nightly.
How does ETF Copilot score IDEV and IEFA?
As of August 26, 2026, ETF Copilot scores IDEV 5.2 out of 10 and IEFA 5.1 out of 10.
They differ most on Return: IDEV 5.3 and IEFA 4.3.
The factor scores behind them, 0–10 and higher is better, ranked against every US equity ETF we track:
- IDEV: Growth 6.7, Valuation 1.5, Risk 7.7, Quality 4.2, Return 5.3
- IEFA: Growth 7.2, Valuation 2.0, Risk 7.6, Quality 4.1, Return 4.3
What do IDEV and IEFA each hold?
What's inside IDEV: Tech 12%, Semiconductors 5%.
11% of IDEV is its ten largest holdings.
What's inside IEFA: Tech 13%, Semiconductors 6%.
12% of IEFA is its ten largest holdings.
Compare with similar funds
Cite this
ETF Copilot, “IDEV vs IEFA holdings overlap and scores”, as of August 26, 2026.
https://etf-copilot.com/compare/idev-vs-iefa
Register free to unlock IDEV vs IEFA fees, yield, and holdings on ETF Copilot.
Register free →