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Data as of Oct 28, 2026.

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IAU vs RSP: Differences, Returns & Fees

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IAU is a commodity fund and RSP an equity index fund, and over the year to Oct 28, 2026, RSP returned +16.0% against +2.7%.

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Net assets: $60.1bn on Oct 28, 2026 for iShares Gold Trust, and $99.8bn on Oct 27, 2026 for Invesco S&P 500 Equal Weight ETF.

IAU on its own →RSP on its own →
At a glance
+2.7%
IAU total return, 1 year
+16.0%
RSP total return, 1 year
0.25%
IAU expense ratio
0.20%
RSP expense ratio

Pair scorecard

RSP costs 0.05 points a year less; their one-year returns differ by 13.3 points; RSP is 1.7 times larger.

IAU vs RSP: Differences, Returns & Fees
MeasureIAURSP
Return
Total return, 1 year+2.7%+16.0%
Drawdown
Below its high24.6%, high on Jan 29, 2026
Benchmark
What it tracksGoldS&P 500 Equal Weight Index
Cost and size
Expense ratio0.25%0.20%
Net assets, as of Oct 27, 2026$60.3bn$99.8bn
Holdings
Holdings in commonnot published
In the S&P 500, by weight100%
Top ten holdings, share of the fund2.7%

Method

Side by side

IAU iShares Gold Trust RSP Invesco S&P 500 Equal Weight ETF
Where it sits Commodity ETF Stock ETF
Issuer iShares Invesco
What it is Holds gold Tracks the S&P 500 equal weight
Total return, 1 year +2.7% +16.0%
Its benchmark over the same days +2.5% (GLD) +13.7% (IVV)
Gap to its benchmark +0.2 pts vs GLD +2.3 pts vs IVV
Expense ratio 0.25% 0.20%
Holdings not counted 508
Net assets, IAU as of Oct 28, 2026 and RSP as of Oct 27, 2026 $60.1bn $99.8bn

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

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About each fund
IAU

Its expense ratio is 0.25% a year, for the three months to Jun 30, 2026, as its 10-Q states.

IAU holds gold. Over the year to Oct 28, 2026 it returned +2.7% with distributions reinvested, against +2.5% for its benchmark, the price of gold. It sat 24.6% below its high of Jan 29, 2026 on Oct 28, 2026.

RSP

RSP tracks the S&P 500 equal weight. Over the year to Oct 28, 2026 it returned +16.0% with distributions reinvested, against +13.7% for its benchmark, the S&P 500 Index. The prospectus expense ratio is 0.20% a year. By its holdings published by its issuer for Oct 27, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 508 positions, with the top ten at 2.7%.

Questions people ask

Which returned more over the last year, IAU or RSP?
In the year to Oct 28, 2026, with distributions reinvested, IAU returned +2.7% and RSP +16.0%.
Which is cheaper, IAU or RSP?
RSP is cheaper, by 0.05 percentage points a year. That is about $5 on $10,000 held for a year. Fees come from each fund's own filings.
Other comparisons
IAU vs NOBLDVY vs IAUIAU vs VOEIAU vs SDYRSP vs SLVGLD vs RSPRSP vs USOBWET vs RSP
Where to next
IAU on its own →RSP on its own →Hold both: look the portfolio through →Rankings →RSP dividend history →RSP holdings →Standards and sources →
Sources and dates
iShares page for IAU ↗
RSP filings on SEC EDGAR ↗
RSP prospectus with the expense ratio (SEC) ↗
Invesco website ↗

Links are sources, not endorsements. A comparison is not a recommendation.

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ETFIQ, IAU against RSP, data as of Oct 28, 2026. https://etfiq.com/compare/any/iau-vs-rsp

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