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ISZE vs. IDEV
Performance
Return for Risk
Drawdowns
Volatility
Dividends

ISZE vs. IDEV

Last updated Aug 2, 2026
Documentation

ISZE (iShares Edge MSCI Intl Size Factor ETF) and IDEV (iShares Core MSCI International Developed Markets ETF) are both Foreign Large Cap Equities funds from iShares - ISZE tracks the MSCI World ex USA Risk Weighted Index while IDEV tracks the MSCI World ex USA Investable Market Index. Both are passively managed. Their 0.74 correlation means they have sometimes moved together and sometimes differently. ISZE charges 0.30%/yr vs 0.05%/yr for IDEV.

Performance

ISZE vs. IDEV - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Edge MSCI Intl Size Factor ETF (ISZE) and iShares Core MSCI International Developed Markets ETF (IDEV). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

ISZE

1D
—
1M
—
6M
—
YTD
—
1Y
—
3Y*
—
5Y*
—
10Y*
—
ALL TIME*
—

IDEV

1D
-0.72%
1M
1.04%
6M
6.43%
YTD
11.37%
1Y
25.30%
3Y*
16.97%
5Y*
9.25%
10Y*
—
ALL TIME*
9.52%
*Multi-year figures are annualized to reflect compound growth (CAGR)

Liquidity Comparison

PositionAvg. Volume Value (2W)Avg. Volume Value (1M)Avg. Volume Value (3M)

IDEV

iShares Core MSCI International Developed Markets ETF
$135.88M$124.12M$125.37M

ISZE vs. IDEV - Yearly Performance Comparison

2026 (YTD)202520242023202220212020201920182017
ISZE
iShares Edge MSCI Intl Size Factor ETF		0.00%0.00%-0.11%15.54%-15.70%8.17%6.07%21.17%-13.91%16.80%
IDEV
iShares Core MSCI International Developed Markets ETF		11.37%32.56%4.54%17.36%-14.99%13.00%8.32%23.12%-14.10%17.43%

Correlation

The correlation between ISZE and IDEV is 0.74, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

Correlation
Correlation (3Y)
Balances recent behavior with more history.

0.50

Correlation (5Y)
Shows whether the relationship held over a longer period.

0.75

Correlation (All Time)
Calculated using the full available price history since Mar 23, 2017

0.74

The correlation between ISZE and IDEV shifts across timeframes, from 0.50 (3 years) to 0.75 (5 years), reflecting how their relationship changes across market environments.

ISZE vs. IDEV - Sectors Allocation Comparison

Sectors
ISZE
IDEV

Industrials

20.0%
18.4%

Financial Services

17.3%
24.8%

Consumer Cyclical

10.7%
7.6%

Basic Materials

8.2%
7.5%

Technology

8.1%
11.9%

Consumer Defensive

7.9%
6.0%

Healthcare

7.8%
8.7%

Real Estate

6.0%
2.6%

Communication Services

5.6%
3.9%

Utilities

4.8%
3.5%

Energy

3.8%
5.0%

Industrials

ISZE
20.0%
IDEV
18.4%

Financial Services

ISZE
17.3%
IDEV
24.8%

Consumer Cyclical

ISZE
10.7%
IDEV
7.6%

Basic Materials

ISZE
8.2%
IDEV
7.5%

Technology

ISZE
8.1%
IDEV
11.9%

Consumer Defensive

ISZE
7.9%
IDEV
6.0%

Healthcare

ISZE
7.8%
IDEV
8.7%

Real Estate

ISZE
6.0%
IDEV
2.6%

Communication Services

ISZE
5.6%
IDEV
3.9%

Utilities

ISZE
4.8%
IDEV
3.5%

Energy

ISZE
3.8%
IDEV
5.0%

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.

iShares Edge MSCI Intl Size Factor ETF

iShares Core MSCI International Developed Markets ETF

Often compared with ISZE:
ISZE vs. ICOWISZE vs. SPHDISZE vs. ACWIISZE vs. EISISZE vs. FIDISZE vs. DWMFISZE vs. SLV
Often compared with IDEV:
IDEV vs. VYMIIDEV vs. VEAIDEV vs. IEFAIDEV vs. IXUSIDEV vs. SCHFIDEV vs. FDEVIDEV vs. VEU

Return for Risk

ISZE vs. IDEV — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.
ISZE

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

IDEV
IDEV Risk / Return Rank: 7171
Overall Rank
IDEV Sharpe Ratio Rank: 7373
Sharpe Ratio Rank
IDEV Sortino Ratio Rank: 7373
Sortino Ratio Rank
IDEV Omega Ratio Rank: 7272
Omega Ratio Rank
IDEV Calmar Ratio Rank: 6565
Calmar Ratio Rank
IDEV Martin Ratio Rank: 7272
Martin Ratio Rank
The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

ISZE vs. IDEV - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Edge MSCI Intl Size Factor ETF (ISZE) and iShares Core MSCI International Developed Markets ETF (IDEV). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

ISZEIDEVDifference
Sharpe ratioReturn per unit of total volatility

—

1.66

—

Sortino ratioReturn per unit of downside risk

—

2.34

—

Omega ratioGain probability vs. loss probability

—

1.30

—

Calmar ratioReturn relative to maximum drawdown

—

2.24

—

Martin ratioReturn relative to average drawdown

—

8.85

—

ISZE vs. IDEV - Sharpe Ratio Comparison

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Drawdowns

ISZE vs. IDEV - Drawdown Comparison

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Drawdown Indicators

ISZEIDEVDifference

Max Drawdown

Largest peak-to-trough decline

—

-34.77%

—

Max Drawdown (1Y)

Largest decline over 1 year

—

-11.20%

—

Max Drawdown (3Y)

Largest decline over 3 years

—

-13.41%

—

Max Drawdown (5Y)

Largest decline over 5 years

—

-29.15%

—

Current Drawdown

Current decline from peak

—

-0.72%

—

Average Drawdown

Average peak-to-trough decline

—

-6.47%

—

Ulcer Index

Depth and duration of drawdowns from previous peaks

—

2.83%

—

Volatility

ISZE vs. IDEV - Volatility Comparison

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Volatility by Period

ISZEIDEVDifference

Volatility (1M)

Calculated over the trailing 1-month period

—

4.44%

—

Volatility (6M)

Calculated over the trailing 6-month period

—

13.19%

—

Volatility (1Y)

Calculated over the trailing 1-year period

—

15.21%

—

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

—

16.36%

—

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

—

17.25%

—

ISZE vs. IDEV - Expense Ratio Comparison

ISZE has a 0.30% expense ratio, which is higher than IDEV's 0.05% expense ratio.

Dividends

ISZE vs. IDEV - Dividend Comparison

ISZE has not paid dividends to shareholders, while IDEV's dividend yield for the trailing twelve months is around 3.18%.

PositionTTM20252024202320222021202020192018201720162015
IDEV
iShares Core MSCI International Developed Markets ETF		3.18%3.40%3.30%3.07%2.69%3.05%2.00%3.18%3.16%1.54%0.00%0.00%
ISZE
iShares Edge MSCI Intl Size Factor ETF		0.00%0.00%1.89%6.63%2.72%8.47%1.39%2.24%3.04%3.33%3.18%1.09%

Frequently Asked Questions

ISZE and IDEV have a correlation of 0.74, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

On fees, IDEV is cheaper at 0.05% per year. The better choice depends on whether you care most about return, fees, risk, or income.

IDEV is cheaper with a 0.05% expense ratio, compared with 0.30% for ISZE.

IDEV has the higher dividend yield at 3.18%, compared with 0.00% for ISZE.

ISZE tracks MSCI World ex USA Risk Weighted Index, while IDEV tracks MSCI World ex USA Investable Market Index. Their fees differ too: 0.30% for ISZE and 0.05% for IDEV.

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