Which returned more over the last year, BNDW or IAGG?

In the year to Oct 20, 2026, with distributions reinvested, BNDW returned −1.5% and IAGG +0.3%.

Which is cheaper, BNDW or IAGG?

BNDW is cheaper, by 0.02 percentage points a year. That is about $2 on $10,000 held for a year. Fees come from each fund's prospectus.

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BNDW vs IAGG: Differences, Returns & Fees

Over the year BNDW returned −1.5% to IAGG's +0.3%, and BNDW charges 0.05% to IAGG's 0.07%. Net assets: $1.9bn on Sep 30, 2026 for Vanguard Total World Bond ETF, and $12.6bn on Oct 20, 2026 for iShares Core International Aggregate Bond ETF.

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Answers cite the figures on this page.

BNDW costs 0.02 points a year less; their one-year returns differ by 1.8 points; IAGG is 6.2 times larger.

BNDW vs IAGG: Differences, Returns & Fees
	BNDW	IAGG
Expense ratio	0.05%	0.07%
Net assets, as of Sep 30, 2026	$1.9bn	$11.8bn
Total return, 1 year	−1.5%	+0.3%
What it tracks	Bloomberg Global Aggregate Float Adjusted Composite Index	Bloomberg Global Aggregate ex USD 10% Issuer Capped (Hedged) Index
Holdings in common	0%

Holdings in common uses holdings dated May 31, 2026 and Jul 31, 2026.

−1.5%

BNDW total return, 1 year

+0.3%

IAGG total return, 1 year

0.05%

BNDW expense ratio

0.07%

IAGG expense ratio

Client brief · page 1 of 2Report BR-389B339BBA

BNDW and IAGG are built for the same job. How do they differ in cost, holdings and results?

What each follows. BNDW follows Bloomberg Global Aggregate Float Adjusted Composite Index and IAGG follows Bloomberg Global Aggregate ex USD 10% Issuer Capped (Hedged) Index.
Holdings in common. 0% of the weight is in the same securities (holdings dated May 31, 2026 and Jul 31, 2026).
Number of holdings. BNDW holds 3 positions and IAGG holds 9156.

Data as of Oct 20, 2026. The differences are picked by a fixed rule, in a fixed order; the PDF prints it. Page 2 has the returns, overlap, risks and sources.

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What they hold in common

By the books each fund has filed, BNDW and IAGG hold 0% of their money in the same securities at the same weight. Holdings dated May 31, 2026 and Jul 31, 2026.

50%

half

0% in common

Positions both hold, largest shared weight first

Holding BNDW IAGG

Only in BNDW

VANGUARD TOTAL B 51.05%

VANGUARD INTL BD 48.95%

Only in IAGG

China Government Bond, due Feb 15, 2035 1.11%

China Government Bond, due Sep 15, 2027 0.76%

China Government Bond, due May 25, 2034 0.70%

China Government Bond, due Mar 25, 2031 0.55%

China Government Bond, due May 21, 2030 0.54%

China Government Bond, due Jan 25, 2030 0.54%

China Government Bond, due Dec 25, 2031 0.53%

China Development Bank, due Mar 1, 2031 0.51%

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On the same fields

BNDW

Vanguard Total World Bond ETF

IAGG

iShares Core International Aggregate Bond ETF

Where it sits Bond ETF Bond ETF

Issuer Vanguard iShares

What it is Tracks an index Tracks an index

Total return, 1 year −1.5% +0.3%

Expense ratio 0.05% 0.07%

Holdings 3 9156

Net assets, BNDW as of Sep 30, 2026 and IAGG as of Oct 20, 2026 $1.9bn $12.6bn

BNDW and IAGG on the fields both publish, as of Oct 20, 2026. Source: ETFIQ.

About BNDW

BNDW tracks an index. Over the year to Oct 20, 2026 it returned −1.5% with distributions reinvested. The prospectus expense ratio is 0.05% a year.

About IAGG

IAGG tracks an index. Over the year to Oct 20, 2026 it returned +0.3% with distributions reinvested. The prospectus expense ratio is 0.07% a year.

Questions people ask

Which returned more over the last year, BNDW or IAGG?: In the year to Oct 20, 2026, with distributions reinvested, BNDW returned −1.5% and IAGG +0.3%.
Which is cheaper, BNDW or IAGG?: BNDW is cheaper, by 0.02 percentage points a year. That is about $2 on $10,000 held for a year. Fees come from each fund's prospectus.

Other comparisons

BNDW vs GGOV BNDW vs BNDX BND vs BNDW GGOV vs IAGG BNDX vs IAGG

BNDW on its own →IAGG on its own →Hold both: look the portfolio through →Rankings →BNDW dividend history →BNDW holdings →IAGG dividend history →IAGG holdings →Standards and sources →

Where these figures came from

BNDW filings on SEC EDGAR ↗BNDW prospectus with the expense ratio (SEC) ↗Vanguard page for BNDW ↗IAGG filings on SEC EDGAR ↗IAGG prospectus with the expense ratio (SEC) ↗iShares page for IAGG ↗

ETFIQ links to the documents behind every figure; a link is not an endorsement. A comparison is not a recommendation.

How this is computed

Overlap adds up the smaller of the two weights for each security both funds hold.

Cite this pageCitation, APA and Markdown

ETFIQ, BNDW against IAGG, data as of Oct 20, 2026. https://etfiq.com/compare/any/bndw-vs-iagg

Open data

Free to use with attribution for figures ETFIQ computes; issuer data stays under its owner's terms.