ISZE vs. ACWI

Last updated Aug 2, 2026

ISZE (iShares Edge MSCI Intl Size Factor ETF) and ACWI (iShares MSCI ACWI ETF) are both exchange-traded funds - ISZE is a Foreign Large Cap Equities fund tracking the MSCI World ex USA Risk Weighted Index, while ACWI is a Global Equities fund tracking the MSCI All Country World Index. Both are passively managed. Their 0.61 correlation means they have sometimes moved together and sometimes differently. ISZE charges 0.30%/yr vs 0.32%/yr for ACWI.

Performance

ISZE vs. ACWI - 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 MSCI ACWI ETF (ACWI). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

ISZE

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

ACWI

• 1D: 0.49%
• 1M: 0.18%
• 6M: 8.21%
• YTD: 11.28%
• 1Y: 23.78%
• 3Y*: 18.53%
• 5Y*: 10.82%
• 10Y*: 12.53%
• ALL TIME*: 8.47%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
ACWI iShares MSCI ACWI ETF	$420.02M	$465.87M	$510.46M

ISZE vs. ACWI - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
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%	25.13%
ACWI iShares MSCI ACWI ETF	11.28%	22.41%	17.45%	22.27%	-18.39%	18.66%	16.34%	26.59%	-9.19%	24.33%

Correlation

The correlation between ISZE and ACWI is 0.61, 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.	0.43
Correlation (5Y) Shows whether the relationship held over a longer period.	0.68
Correlation (10Y) Provides a long-term view across more market conditions.	0.66
Correlation (All Time) Calculated using the full available price history since Jul 7, 2015	0.61

The correlation between ISZE and ACWI shifts across timeframes, from 0.43 (3 years) to 0.68 (5 years), reflecting how their relationship changes across market environments.

ISZE vs. ACWI - Sectors Allocation Comparison

Sectors	ISZE	ACWI
Industrials	20.0%	10.8%
Financial Services	17.3%	16.0%
Consumer Cyclical	10.7%	8.7%
Basic Materials	8.2%	3.4%
Technology	8.1%	32.7%
Consumer Defensive	7.9%	4.7%
Healthcare	7.8%	8.3%
Real Estate	6.0%	1.6%
Communication Services	5.6%	8.0%
Utilities	4.8%	2.4%
Energy	3.8%	3.6%

Return for Risk

ISZE vs. ACWI — 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.

ACWI

ACWI Risk / Return Rank: 71
ACWI Sharpe Ratio Rank: 71
ACWI Sortino Ratio Rank: 69
ACWI Omega Ratio Rank: 69
ACWI Calmar Ratio Rank: 67
ACWI Martin Ratio Rank: 77

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. ACWI - 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 MSCI ACWI ETF (ACWI). 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.

	ISZE	ACWI	Difference
Sharpe ratio: Return per unit of total volatility	—	1.59	—
Sortino ratio: Return per unit of downside risk	—	2.23	—
Omega ratio: Gain probability vs. loss probability	—	1.29	—
Calmar ratio: Return relative to maximum drawdown	—	2.29	—
Martin ratio: Return relative to average drawdown	—	9.58	—

Drawdowns

Drawdown Indicators

	ISZE	ACWI	Difference
Max Drawdown Largest peak-to-trough decline	—	-56.00%	—
Max Drawdown (1Y) Largest decline over 1 year	—	-9.73%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-16.55%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-26.42%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-33.53%	—
Current Drawdown Current decline from peak	—	-1.58%	—
Average Drawdown Average peak-to-trough decline	—	-8.55%	—
Ulcer Index Depth and duration of drawdowns from previous peaks	—	2.33%	—

Volatility

Volatility by Period

	ISZE	ACWI	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	4.03%	—
Volatility (6M) Calculated over the trailing 6-month period	—	11.71%	—
Volatility (1Y) Calculated over the trailing 1-year period	—	14.01%	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	—	16.23%	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	—	17.06%	—

ISZE vs. ACWI - Expense Ratio Comparison

ISZE has a 0.30% expense ratio, which is lower than ACWI's 0.32% expense ratio.

Dividends

ISZE vs. ACWI - Dividend Comparison

ISZE has not paid dividends to shareholders, while ACWI's dividend yield for the trailing twelve months is around 1.44%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ACWI iShares MSCI ACWI ETF	1.44%	1.55%	1.70%	1.88%	1.79%	1.71%	1.43%	2.33%	2.18%	1.94%	2.19%	2.56%
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

Can I hold both ISZE and ACWI in my portfolio?

ISZE and ACWI have a correlation of 0.61, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, ISZE or ACWI?

On fees, ISZE is cheaper at 0.30% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, ISZE or ACWI?

ISZE is cheaper with a 0.30% expense ratio, compared with 0.32% for ACWI.

Which ETF pays a higher dividend yield, ISZE or ACWI?

ACWI has the higher dividend yield at 1.44%, compared with 0.00% for ISZE.

What is the main difference between ISZE and ACWI?

ISZE is categorized as Foreign Large Cap Equities, while ACWI is Global Equities. ISZE tracks MSCI World ex USA Risk Weighted Index, while ACWI tracks MSCI All Country World Index. Their fees differ too: 0.30% for ISZE and 0.32% for ACWI.