ISZE vs. IDEV

Last updated Apr 1, 2026

Compare and contrast key facts about iShares Edge MSCI Intl Size Factor ETF (ISZE) and iShares Core MSCI International Developed Markets ETF (IDEV).

ISZE and IDEV are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. ISZE is a passively managed fund by iShares that tracks the performance of the MSCI World ex USA Risk Weighted Index. It was launched on Jun 16, 2015. IDEV is a passively managed fund by iShares that tracks the performance of the MSCI World ex USA Investable Market Index. It was launched on Mar 21, 2017. Both ISZE and IDEV are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.

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.

ISZE vs. IDEV - 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%	16.80%
IDEV iShares Core MSCI International Developed Markets ETF	1.32%	32.56%	4.54%	17.36%	-14.99%	13.00%	8.32%	23.12%	-14.10%	17.29%

Returns By Period

ISZE

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

IDEV

• 1D: 3.16%
• 1M: -7.78%
• YTD: 1.32%
• 6M: 6.19%
• 1Y: 25.70%
• 3Y*: 15.12%
• 5Y*: 8.28%
• 10Y*: —

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

ISZE vs. IDEV - Expense Ratio Comparison

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

ISZE

iShares Edge MSCI Intl Size Factor ETF

IDEV

iShares Core MSCI International Developed Markets ETF

Return for Risk

ISZE vs. IDEV — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

IDEV

IDEV Risk / Return Rank: 83
IDEV Sharpe Ratio Rank: 82
IDEV Sortino Ratio Rank: 83
IDEV Omega Ratio Rank: 83
IDEV Calmar Ratio Rank: 82
IDEV Martin Ratio Rank: 82

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

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.

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

Sharpe Ratios by Period

	ISZE	IDEV	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	1.51	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.52	—
Sharpe Ratio (All Time) Calculated using the full available price history	—	0.51	—

Correlation

The correlation between ISZE and IDEV is 0.76, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.

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 3.36%.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
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%
IDEV iShares Core MSCI International Developed Markets ETF	3.36%	3.40%	3.30%	3.07%	2.69%	3.05%	2.00%	3.18%	3.16%	1.54%	0.00%	0.00%

Drawdowns

Drawdown Indicators

	ISZE	IDEV	Difference
Max Drawdown Largest peak-to-trough decline	—	-34.77%	—
Max Drawdown (1Y) Largest decline over 1 year	—	-11.20%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-29.15%	—
Current Drawdown Current decline from peak	—	-7.89%	—
Average Drawdown Average peak-to-trough decline	—	-6.64%	—
Ulcer Index Depth and duration of drawdowns from previous peaks	—	2.83%	—

Volatility

Volatility by Period

	ISZE	IDEV	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	7.65%	—
Volatility (6M) Calculated over the trailing 6-month period	—	10.90%	—
Volatility (1Y) Calculated over the trailing 1-year period	—	17.11%	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	—	16.12%	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	—	17.26%	—