Which returned more over the last year, IWB or VWO?

In the year to Oct 28, 2026, with distributions reinvested, IWB returned +13.1% and VWO +4.8%.

Which is cheaper, IWB or VWO?

VWO is cheaper, by 0.09 percentage points a year. That is about $9 on $10,000 held for a year. Fees come from each fund's prospectus.

How much do IWB and VWO overlap with the S&P 500?

By their latest filed holdings, 92% of IWB and 0% of VWO by weight is stocks the S&P 500 already holds.

Data as of Oct 28, 2026.

Across categories

IWB vs VWO: Differences, Returns & Fees

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Over the year to Oct 28, 2026, IWB returned +13.1% to VWO's +4.8%; 0% of their weight is in the same names.

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Net assets: $49.1bn on Oct 28, 2026 for iShares Russell 1000 ETF, and $125.4bn on Sep 30, 2026 for Vanguard FTSE Emerging Markets ETF.

IWB on its own →VWO on its own →

At a glance

+13.1%

IWB total return, 1 year

+4.8%

VWO total return, 1 year

0.15%

IWB expense ratio

0.06%

VWO expense ratio

Pair scorecard

VWO costs 0.09 points a year less; their one-year returns differ by 8.3 points; VWO is 2.6 times larger.

IWB vs VWO: Differences, Returns & Fees
Measure	IWB	VWO
Return
Measure	IWB	VWO
Total return, 1 year	+13.1%	+4.8%
Drawdown
Measure	IWB	VWO
Below its high		7.0%, high on Sep 4, 2026
Benchmark
Measure	IWB	VWO
What it tracks	Russell 1000 Index	FTSE Emerging Markets All Cap China A Inclusion Index
Cost and size
Measure	IWB	VWO
Expense ratio	0.15%	0.06%
Net assets, as of Sep 30, 2026	$48.6bn	$125.4bn
Holdings
Measure	IWB	VWO
Holdings in common	0%
Top ten holdings, share of the fund	35.3%	29.8%

Holdings in common uses holdings dated Sep 30, 2026 and Oct 27, 2026. Method

What they share

By the books each fund has filed, IWB and VWO hold 0% of their money in the same securities at the same weight. Holdings dated Sep 30, 2026 and Oct 27, 2026.

50%

0 half 100%

half

0% in common

Positions both hold · largest shared weight first IWB VWO

ANGLOGOLD ASHANTI PLC 0.06% 0.39%

KIMBERLY CLARK 0.05% 0.20%

AT&T 0.20% 0.02%

ESTEE LAUDER INC CLASS A 0.04% 0.01%

PEPSICO 0.26% 0.01%

MILLROSE PROPERTIES INC CLASS A 0.01% 0.02%

PENSKE AUTOMOTIVE GROUP VOTING INC 0.01% 0.02%

STIFEL FINANCIAL 0.01% 0.01%

VAIL RESORTS 0.01% 0.15%

TRANSUNION 0.02% 0.01%

LULULEMON ATHLETICA 0.01% 0.01%

ECOLAB 0.10% 0.01%

Only in one fund ↓

Only in IWB

NVIDIA 7.15%

APPLE 7.06%

MICROSOFT 5.56%

AMAZON.COM INC 3.46%

ALPHABET CLASS A 2.63%

BROADCOM INC 2.24%

ALPHABET CLASS C 2.12%

META PLATFORMS CLASS A 1.92%

Only in VWO

Taiwan Semiconductor Manufacturing Co Ltd 15.76%

SLCMT1142 2.96%

Tencent Holdings Ltd 2.82%

Alibaba Group Holding Ltd 2.11%

MediaTek Inc 1.88%

MKTLIQ 0.95%

Delta Electronics Inc 0.95%

China Construction Bank Corp 0.91%

Check overlap with more funds →

Side by side

IWB iShares Russell 1000 ETF VWO Vanguard FTSE Emerging Markets ETF

Where it sits Stock ETF Stock ETF

Issuer iShares Vanguard

What it is Tracks the Russell 1000 Tracks an index of Emerging markets

Total return, 1 year +13.1% +4.8%

Its benchmark over the same days +13.2% (VONE) not measured

Gap to its benchmark −0.1 pts vs VONE not measured

Expense ratio 0.15% 0.06%

Already in the S&P 500 91.7% 0.0%

Holdings 1025 6515

Net assets, IWB as of Oct 28, 2026 and VWO as of Sep 30, 2026 $49.1bn $125.4bn

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

Alert

About each fund

IWB

IWB tracks the Russell 1000. Over the year to Oct 28, 2026 it returned +13.1% with distributions reinvested, against +13.2% for its benchmark, the Russell 1000 Index. The prospectus expense ratio is 0.15% a year. By its holdings published by its issuer for Oct 27, 2026, 92% of the fund by weight is stocks the S&P 500 also holds, across 1,025 positions, with the top ten at 35.3%.

VWO

VWO tracks an index of Emerging markets. Over the year to Oct 28, 2026 it returned +4.8% with distributions reinvested. The prospectus expense ratio is 0.06% a year. By its holdings published by its issuer as of Sep 30, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 6,515 positions, with the top ten at 29.8%. It sat 7.0% below its high of Sep 4, 2026 on Oct 28, 2026.

Questions people ask

Which returned more over the last year, IWB or VWO?: In the year to Oct 28, 2026, with distributions reinvested, IWB returned +13.1% and VWO +4.8%.
Which is cheaper, IWB or VWO?: VWO is cheaper, by 0.09 percentage points a year. That is about $9 on $10,000 held for a year. Fees come from each fund's prospectus.
How much do IWB and VWO overlap with the S&P 500?: By their latest filed holdings, 92% of IWB and 0% of VWO by weight is stocks the S&P 500 already holds.

Other comparisons

AVEM vs IWB IEMG vs IWB EEM vs IWB EMXC vs IWB DIA vs VWO DYNF vs VWO CGGR vs VWO RDVY vs VWO

Where to next

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

Sources and dates

IWB filings on SEC EDGAR ↗

IWB prospectus with the expense ratio (SEC) ↗

iShares page for IWB ↗

VWO filings on SEC EDGAR ↗

VWO prospectus with the expense ratio (SEC) ↗

Vanguard page for VWO ↗

Links are sources, not endorsements. 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, IWB against VWO, data as of Oct 28, 2026. https://etfiq.com/compare/any/iwb-vs-vwo

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