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IDEV vs VSGX: Differences, Returns & Fees

IDEV and VSGX hold 55% of their weight in the same names, and VSGX returned +19.5% over the year. Net assets: $33.1bn on Oct 9, 2026 for iShares Core MSCI International Developed Markets ETF, and $6.7bn on Sep 30, 2026 for Vanguard ESG International Stock ETF.

IDEV costs 0.06 points a year less; their one-year returns differ by 5.0 points; IDEV is 4.8 times larger.

IDEVVSGX
Expense ratio0.04%0.10%
Net assets, as of Sep 30, 2026$32.2bn$6.7bn
Total return, 1 year+14.5%+19.5%
What it tracksMSCI World ex USA Investable Market IndexFTSE Global All Cap ex US Choice Index
Holdings in common55%
Top ten holdings, share of the fund10.8%17.1%
Below its high4.9%, high on Aug 25, 20263.6%, high on Sep 4, 2026

Holdings in common uses holdings dated Aug 31, 2026 and Oct 8, 2026.

+14.5%
IDEV total return, 1 year
+19.5%
VSGX total return, 1 year
0.04%
IDEV expense ratio
0.10%
VSGX expense ratio

What they hold in common

By the books each fund has filed, IDEV and VSGX hold 55% of their money in the same securities at the same weight. Above 50%, holding both is close to holding one of them twice. Holdings dated Aug 31, 2026 and Oct 8, 2026.

half

55% in common

Positions both hold, largest shared weight first
Holding IDEV VSGX
ASML HOLDING 2.52% 1.93%
ROCHE PS PAR AG 1.05% 0.90%
ROYAL BANK OF CANADA 0.93% 0.85%
NOVARTIS AG 0.92% 0.84%
NESTLE SA 0.83% 0.74%
MITSUBISHI UFJ FINANCIAL GROUP 0.84% 0.73%
SIEMENS N AG 0.76% 0.72%
ASTRAZENECA PLC 0.84% 0.71%
SAP 0.75% 0.67%
BANCO SANTANDER 0.67% 0.64%
TOYOTA MOTOR 0.61% 0.62%
ALLIANZ 0.62% 0.59%
Only in IDEV
HSBC HOLDINGS PLC 1.11%
SHELL 1.02%
BHP GROUP LTD 0.77%
TORONTO DOMINION 0.67%
TOTALENERGIES 0.60%
SCHNEIDER ELECTRIC 0.57%
HITACHI 0.55%
ROLLS-ROYCE HOLDINGS PLC 0.53%
Only in VSGX
Taiwan Semiconductor Manufacturing Co Ltd 5.37%
Samsung Electronics Co Ltd 2.56%
SK hynix Inc 1.98%
SLCMT1142 1.18%
Alibaba Group Holding Ltd 0.80%
MediaTek Inc 0.53%
Novo Nordisk A/S 0.42%
Delta Electronics Inc 0.33%

Check overlap with more funds →

On the same fields

IDEV
iShares Core MSCI International Developed Markets ETF
VSGX
Vanguard ESG International Stock ETF
Where it sits Stock ETF Stock ETF
Issuer iShares Vanguard
What it is Tracks the MSCI International Developed Markets Tracks an index
Total return, 1 year +14.5% +19.5%
S&P 500 over the same days +17.3% +17.3%
Gap to the S&P 500 −2.7 pts +2.2 pts
Expense ratio 0.04% 0.10%
Already in the S&P 500 0.0% 0.0%
Holdings 2287 6631
Net assets, IDEV as of Oct 9, 2026 and VSGX as of Sep 30, 2026 $33.1bn $6.7bn

IDEV and VSGX on the fields both publish, as of Oct 9, 2026. Source: ETFIQ.

IDEV in plain words

IDEV tracks the MSCI International Developed Markets. Over the year to Oct 9, 2026 it returned +14.5% with distributions reinvested, against +17.3% for the S&P 500. The prospectus expense ratio is 0.04% a year. By its holdings published by its issuer for Oct 8, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 2,287 positions, with the top ten at 10.8%. It sat 4.9% below its high of Aug 25, 2026 on Oct 9, 2026.

VSGX in plain words

VSGX tracks an index. Over the year to Oct 9, 2026 it returned +19.5% with distributions reinvested, against +17.3% for the S&P 500. The prospectus expense ratio is 0.10% a year. By its holdings published by its issuer as of Aug 31, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 6,631 positions, with the top ten at 17.1%. It sat 3.6% below its high of Sep 4, 2026 on Oct 9, 2026.

Questions people ask

Which returned more over the last year, IDEV or VSGX?
In the year to Oct 9, 2026, with distributions reinvested, IDEV returned +14.5% and VSGX +19.5%.
Which is cheaper, IDEV or VSGX?
IDEV is cheaper, by 0.06 percentage points a year. That is about $6 on $10,000 held for a year. Fees come from each fund's prospectus.
How much do IDEV and VSGX overlap with the S&P 500?
By their latest filed holdings, 0% of IDEV and 0% of VSGX by weight is stocks the S&P 500 already holds.
Other comparisons
BBIN vs IDEVDIHP vs IDEVIDEV vs VIGIIDEV vs IDMOSPDW vs VSGXVSGX vs VXUSIEFA vs VSGXVEA vs VSGX
IDEV on its own →VSGX on its own →Hold both: look the portfolio through →Rankings →Standards and sources →
Where these figures came from
IDEV filings on SEC EDGAR ↗IDEV prospectus with the expense ratio (SEC) ↗iShares page for IDEV ↗VSGX filings on SEC EDGAR ↗VSGX prospectus with the expense ratio (SEC) ↗Vanguard page for VSGX ↗

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, IDEV against VSGX, data as of Oct 9, 2026. https://etfiq.com/compare/any/idev-vs-vsgx

Open data

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