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Data as of Sep 13, 2026. Both funds on the fields they both publish, from the same sources.

ETFIQetfiq.com · independent ETF data

BND vs IAU: how they differ

BND is a bond index fund and IAU a commodity fund, and over the year IAU returned more, +19.2% against −0.7%.

Vanguard Total Bond Market Index Fund and iShares Gold Trust.

BND and IAU on the fields both publish, as of Sep 13, 2026. Source: ETFIQ.
BND
Vanguard Total Bond Market Index Fund
IAU
iShares Gold Trust
Where it sitsCore index fundCore index fund
IssuerVanguardiShares
What it isUS aggregate bondsGold
Total return, 1 year−0.7%+19.2%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500−18.2 pts+1.7 pts
Expense ratio0.03%0.25%

BND in plain words

BND is a bond fund tracking the US aggregate bonds. Over the year to Sep 11, 2026 it returned −0.7% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.03% a year. It sat 3.8% below its high of Aug 6, 2020 on Sep 11, 2026.

IAU in plain words

IAU is a commodity fund tracking the Gold. Over the year to Sep 11, 2026 it returned +19.2% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.25% a year. It sat 19.6% below its high of Jan 29, 2026 on Sep 11, 2026.

Questions people ask

Which returned more over the last year, BND or IAU?
In the year to Sep 13, 2026, with distributions reinvested, BND returned −0.7% and IAU returned +19.2%, so IAU returned more. One year is one year; the longer windows are in the table.
Which is cheaper, BND or IAU?
BND charges 0.03% a year and IAU charges 0.25%, so BND is cheaper. Fees come from each fund's prospectus.

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Where these figures came from

ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.

BND against IAU, ETFIQ, data as of Sep 13, 2026. Every figure is arithmetic on a named public source; the method is at etfiq.com/methodology. A comparison is not a recommendation.

Cite this page. ETFIQ, BND against IAU, data as of Sep 13, 2026. https://etfiq.com/compare/any/bnd-vs-iau Free to use with attribution; the underlying files are at Open data.

A comparison is not a recommendation. Standards and sources