IDEV vs. FDEV

Last updated Jun 23, 2026

IDEV (iShares Core MSCI International Developed Markets ETF) and FDEV (Fidelity International Multifactor ETF) are both Foreign Large Cap Equities funds - IDEV tracks the MSCI World ex USA Investable Market Index while FDEV tracks the Fidelity Targeted International Factor Index. Both are passively managed. Over the past 5 years, IDEV returned 9.19%/yr vs 7.30%/yr for FDEV. Their correlation of 0.92 suggests significant overlap in exposure. IDEV charges 0.05%/yr vs 0.39%/yr for FDEV.

Performance

IDEV vs. FDEV - Performance Comparison

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

Returns By Period

In the year-to-date period, IDEV achieves a 10.38% return, which is significantly higher than FDEV's 4.68% return.

IDEV

• 1D: 0.15%
• 1M: 1.58%
• YTD: 10.38%
• 6M: 10.58%
• 1Y: 26.25%
• 3Y*: 18.20%
• 5Y*: 9.19%
• 10Y*: —

FDEV

• 1D: 0.21%
• 1M: -1.64%
• YTD: 4.68%
• 6M: 4.44%
• 1Y: 15.90%
• 3Y*: 15.00%
• 5Y*: 7.30%
• 10Y*: —

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

IDEV vs. FDEV - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
IDEV iShares Core MSCI International Developed Markets ETF	10.38%	32.56%	4.54%	17.36%	-14.99%	13.00%	8.32%	11.71%
FDEV Fidelity International Multifactor ETF	4.68%	30.36%	5.84%	13.37%	-16.54%	11.00%	5.49%	10.29%

Correlation

The correlation between IDEV and FDEV is 0.87, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.87
Correlation (3Y) Calculated over the trailing 3-year period	0.90
Correlation (5Y) Calculated over the trailing 5-year period	0.93
Correlation (All Time) Calculated using the full available price history since Feb 28, 2019	0.92

The correlation between IDEV and FDEV has been stable across timeframes, ranging from 0.87 to 0.93 - a consistent structural relationship.

IDEV vs. FDEV - Sectors Allocation Comparison

Sectors	IDEV	FDEV
Financial Services	24.0%	22.9%
Industrials	18.8%	16.1%
Technology	11.1%	3.4%
Healthcare	8.5%	13.1%
Basic Materials	8.3%	4.2%
Consumer Cyclical	7.7%	4.3%
Consumer Defensive	5.8%	9.5%
Energy	5.4%	10.8%
Communication Services	4.3%	7.6%
Utilities	3.4%	8.1%
Real Estate	2.7%	-

Return for Risk

IDEV vs. FDEV — Risk / Return Rank

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

IDEV

IDEV Risk / Return Rank: 52
IDEV Sharpe Ratio Rank: 54
IDEV Sortino Ratio Rank: 53
IDEV Omega Ratio Rank: 52
IDEV Calmar Ratio Rank: 49
IDEV Martin Ratio Rank: 55

FDEV

FDEV Risk / Return Rank: 39
FDEV Sharpe Ratio Rank: 39
FDEV Sortino Ratio Rank: 37
FDEV Omega Ratio Rank: 38
FDEV Calmar Ratio Rank: 39
FDEV Martin Ratio Rank: 42

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.

IDEV vs. FDEV - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Core MSCI International Developed Markets ETF (IDEV) and Fidelity International Multifactor ETF (FDEV). 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.

	IDEV	FDEV	Difference
Sharpe ratio: Return per unit of total volatility	1.76	1.34	+0.43
Sortino ratio: Return per unit of downside risk	2.48	1.90	+0.58
Omega ratio: Gain probability vs. loss probability	1.32	1.24	+0.07
Calmar ratio: Return relative to maximum drawdown	2.35	1.89	+0.47
Martin ratio: Return relative to average drawdown	9.21	6.63	+2.58

IDEV vs. FDEV - Sharpe Ratio Comparison

The current IDEV Sharpe Ratio is 1.76, which is higher than the FDEV Sharpe Ratio of 1.34. The chart below compares the historical Sharpe Ratios of IDEV and FDEV, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

IDEV vs. FDEV - Drawdown Comparison

The maximum IDEV drawdown since its inception was -34.77%, which is greater than FDEV's maximum drawdown of -30.11%. Use the drawdown chart below to compare losses from any high point for IDEV and FDEV.

Drawdown Indicators

	IDEV	FDEV	Difference
Max Drawdown Largest peak-to-trough decline	-34.77%	-30.11%	-4.66%
Max Drawdown (1Y) Largest decline over 1 year	-11.20%	-8.46%	-2.74%
Max Drawdown (3Y) Largest decline over 3 years	-13.41%	-10.47%	-2.94%
Max Drawdown (5Y) Largest decline over 5 years	-29.15%	-29.02%	-0.13%
Current Drawdown Current decline from peak	-0.13%	-4.06%	+3.93%
Average Drawdown Average peak-to-trough decline	-6.53%	-6.27%	-0.26%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.86%	2.40%	+0.46%

Volatility

IDEV vs. FDEV - Volatility Comparison

iShares Core MSCI International Developed Markets ETF (IDEV) has a higher volatility of 4.70% compared to Fidelity International Multifactor ETF (FDEV) at 3.07%. This indicates that IDEV's price experiences larger fluctuations and is considered to be riskier than FDEV based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IDEV	FDEV	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.70%	3.07%	+1.63%
Volatility (6M) Calculated over the trailing 6-month period	12.69%	9.90%	+2.79%
Volatility (1Y) Calculated over the trailing 1-year period	14.97%	11.97%	+3.00%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.33%	13.91%	+2.42%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.28%	15.31%	+1.97%

IDEV vs. FDEV - Expense Ratio Comparison

IDEV has a 0.05% expense ratio, which is lower than FDEV's 0.39% expense ratio.

Dividends

IDEV vs. FDEV - Dividend Comparison

IDEV's dividend yield for the trailing twelve months is around 3.20%, more than FDEV's 3.08% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
FDEV Fidelity International Multifactor ETF	3.08%	2.86%	2.99%	2.80%	2.65%	2.81%	1.88%	2.73%	0.00%	0.00%
IDEV iShares Core MSCI International Developed Markets ETF	3.20%	3.40%	3.30%	3.07%	2.69%	3.05%	2.00%	3.18%	3.16%	1.54%

Frequently Asked Questions

Can I hold both IDEV and FDEV in my portfolio?

IDEV and FDEV have a correlation of 0.87, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IDEV or FDEV?

IDEV has higher volatility (4.70%) compared to FDEV (3.07%). In terms of maximum drawdown, IDEV dropped -34.77% vs FDEV's -30.11%.

Which ETF is better, IDEV or FDEV?

On 5-year performance, IDEV leads with 9.19% vs 7.30% for FDEV. On fees, IDEV is cheaper at 0.05% per year. On volatility, FDEV has been the lower-risk option at 3.07%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, IDEV or FDEV?

Over the 5-year period, IDEV has performed better with a 9.19% return vs 7.30%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, IDEV or FDEV?

IDEV is cheaper with a 0.05% expense ratio, compared with 0.39% for FDEV.

Which ETF pays a higher dividend yield, IDEV or FDEV?

IDEV has the higher dividend yield at 3.20%, compared with 3.08% for FDEV.

What is the main difference between IDEV and FDEV?

IDEV tracks MSCI World ex USA Investable Market Index, while FDEV tracks Fidelity Targeted International Factor Index. They also come from different issuers: iShares and Fidelity. Their fees differ too: 0.05% for IDEV and 0.39% for FDEV.

Which has better risk-adjusted returns?

IDEV currently has the higher Sharpe Ratio (1.76 vs 1.34), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.