Data as of Oct 28, 2026.

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IDEV vs USO: Differences, Returns & Fees

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IDEV is an equity index fund and USO a commodity futures fund, and over the year to Oct 28, 2026, USO returned +133.3% against +13.4%.

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Net assets on Oct 28, 2026: $34.0bn for iShares Core MSCI International Developed Markets ETF and $1.9bn for United States Oil Fund, LP.

At a glance
+13.4%
IDEV total return, 1 year
+133.3%
USO total return, 1 year
0.04%
IDEV expense ratio
0.86%
USO expense ratio

Pair scorecard

IDEV costs 0.82 points a year less; their one-year returns differ by 119.9 points; IDEV is 17.9 times larger.

IDEV vs USO: Differences, Returns & Fees
MeasureIDEVUSO
Return
Total return, 1 year+13.4%+133.3%
Drawdown
Below its high4.4%, high on Aug 25, 202682.3%, high on Jul 14, 2008
Benchmark
What it tracksMSCI World ex USA Investable Market IndexOil futures
Cost and size
Expense ratio0.04%0.86%
Net assets$34.0bn$1.9bn
Holdings
Holdings in commonnot published
In the S&P 500, by weight0%
Holdings datedOct 27, 2026
Top ten holdings, share of the fund10.9%

Method

Side by side

IDEV iShares Core MSCI International Developed Markets ETF USO United States Oil Fund, LP
Where it sits Stock ETF Commodity ETF
Issuer iShares USCF
What it is Tracks the MSCI International Developed Markets Holds oil futures
Total return, 1 year +13.4% +133.3%
Its benchmark over the same days +14.3% (ACWX) not measured
Gap to its benchmark −0.9 pts vs ACWX not measured
Expense ratio 0.04% 0.86%
Holdings 2317 not counted
Net assets $34.0bn $1.9bn

IDEV and USO on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.

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About each fund
IDEV

IDEV tracks the MSCI International Developed Markets. Over the year to Oct 28, 2026 it returned +13.4% with distributions reinvested, against +14.3% for its benchmark, the MSCI ACWI ex USA Index. The prospectus expense ratio is 0.04% a year. By its holdings published by its issuer for Oct 27, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 2,317 positions, with the top ten at 10.9%. It sat 4.4% below its high of Aug 25, 2026 on Oct 28, 2026.

USO

USO holds oil futures. Over the year to Oct 28, 2026 it returned +133.3% with distributions reinvested. The prospectus expense ratio is 0.86% a year. It sat 82.3% below its high of Jul 14, 2008 on Oct 28, 2026.

Questions people ask

Which returned more over the last year, IDEV or USO?
In the year to Oct 28, 2026, with distributions reinvested, IDEV returned +13.4% and USO +133.3%.
Which is cheaper, IDEV or USO?
IDEV is cheaper, by 0.82 percentage points a year. That is about $82 on $10,000 held for a year. Fees come from each fund's prospectus.
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ETFIQ, IDEV against USO, data as of Oct 28, 2026. https://etfiq.com/compare/any/idev-vs-uso

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