DIAX vs. BDOAX

Last updated Apr 2, 2026

Compare and contrast key facts about Dimensional International Core Equity Fund (DIAX) and iShares MSCI Total International Index Fund Class A (BDOAX).

DIAX is managed by Dimensional Fund Advisors. It was launched on Jan 1, 2013. BDOAX is a passively managed fund by iShares that tracks the performance of the MSCI All Country World ex US Index (Net TR) (USD). It was launched on Jun 30, 2011.

Performance

DIAX vs. BDOAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Dimensional International Core Equity Fund (DIAX) and iShares MSCI Total International Index Fund Class A (BDOAX). The values are adjusted to include any dividend payments, if applicable.

DIAX vs. BDOAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
DIAX Dimensional International Core Equity Fund	-5.70%	10.13%	16.51%	-2.11%	-6.11%	24.72%	-6.85%	16.99%	-8.53%	33.77%
BDOAX iShares MSCI Total International Index Fund Class A	1.12%	32.20%	5.02%	14.81%	-16.63%	7.36%	10.47%	20.81%	-14.19%	26.16%

Returns By Period

In the year-to-date period, DIAX achieves a -5.70% return, which is significantly lower than BDOAX's 1.12% return. Over the past 10 years, DIAX has underperformed BDOAX with an annualized return of 7.67%, while BDOAX has yielded a comparatively higher 8.19% annualized return.

DIAX

• 1D: -0.91%
• 1M: -5.94%
• YTD: -5.70%
• 6M: -1.14%
• 1Y: 5.52%
• 3Y*: 8.06%
• 5Y*: 5.16%
• 10Y*: 7.67%

BDOAX

• 1D: 2.42%
• 1M: -7.57%
• YTD: 1.12%
• 6M: 5.05%
• 1Y: 25.58%
• 3Y*: 14.65%
• 5Y*: 6.59%
• 10Y*: 8.19%

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

DIAX vs. BDOAX - Expense Ratio Comparison

DIAX has a 0.01% expense ratio, which is lower than BDOAX's 0.41% expense ratio.

BDOAX

iShares MSCI Total International Index Fund Class A

DIAX

Dimensional International Core Equity Fund

Return for Risk

DIAX vs. BDOAX — Risk / Return Rank

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

DIAX

DIAX Risk / Return Rank: 10
DIAX Sharpe Ratio Rank: 9
DIAX Sortino Ratio Rank: 9
DIAX Omega Ratio Rank: 10
DIAX Calmar Ratio Rank: 10
DIAX Martin Ratio Rank: 11

BDOAX

BDOAX Risk / Return Rank: 78
BDOAX Sharpe Ratio Rank: 80
BDOAX Sortino Ratio Rank: 77
BDOAX Omega Ratio Rank: 77
BDOAX Calmar Ratio Rank: 80
BDOAX Martin Ratio Rank: 75

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.

DIAX vs. BDOAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Dimensional International Core Equity Fund (DIAX) and iShares MSCI Total International Index Fund Class A (BDOAX). 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.

	DIAX	BDOAX	Difference
Sharpe ratio Return per unit of total volatility	0.32	1.61	-1.28
Sortino ratio Return per unit of downside risk	0.60	2.15	-1.56
Omega ratio Gain probability vs. loss probability	1.09	1.32	-0.23
Calmar ratio Return relative to maximum drawdown	0.41	2.20	-1.79
Martin ratio Return relative to average drawdown	1.63	8.53	-6.90
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

DIAX vs. BDOAX - Sharpe Ratio Comparison

The current DIAX Sharpe Ratio is 0.32, which is lower than the BDOAX Sharpe Ratio of 1.61. The chart below compares the historical Sharpe Ratios of DIAX and BDOAX, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	DIAX	BDOAX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.32	1.61	-1.28
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.36	0.44	-0.07
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.44	0.51	-0.07
Sharpe Ratio (All Time) Calculated using the full available price history	0.34	0.30	+0.03

Correlation

The correlation between DIAX and BDOAX is 0.64, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

DIAX vs. BDOAX - Dividend Comparison

DIAX's dividend yield for the trailing twelve months is around 8.54%, more than BDOAX's 2.17% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
DIAX Dimensional International Core Equity Fund	8.54%	7.89%	7.71%	8.19%	7.39%	6.15%	7.33%	6.68%	7.69%	5.63%	6.95%	7.41%
BDOAX iShares MSCI Total International Index Fund Class A	2.17%	2.84%	2.62%	2.74%	2.61%	2.46%	1.79%	2.85%	3.05%	1.65%	3.33%	3.78%

Drawdowns

DIAX vs. BDOAX - Drawdown Comparison

The maximum DIAX drawdown since its inception was -44.96%, which is greater than BDOAX's maximum drawdown of -35.53%. Use the drawdown chart below to compare losses from any high point for DIAX and BDOAX.

Drawdown Indicators

	DIAX	BDOAX	Difference
Max Drawdown Largest peak-to-trough decline	-44.96%	-35.53%	-9.43%
Max Drawdown (1Y) Largest decline over 1 year	-11.63%	-11.37%	-0.26%
Max Drawdown (5Y) Largest decline over 5 years	-20.59%	-30.54%	+9.95%
Max Drawdown (10Y) Largest decline over 10 years	-44.96%	-35.53%	-9.43%
Current Drawdown Current decline from peak	-8.81%	-9.23%	+0.42%
Average Drawdown Average peak-to-trough decline	-7.96%	-8.80%	+0.84%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.07%	2.93%	+0.14%

Volatility

DIAX vs. BDOAX - Volatility Comparison

The current volatility for Dimensional International Core Equity Fund (DIAX) is 3.97%, while iShares MSCI Total International Index Fund Class A (BDOAX) has a volatility of 7.57%. This indicates that DIAX experiences smaller price fluctuations and is considered to be less risky than BDOAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	DIAX	BDOAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.97%	7.57%	-3.60%
Volatility (6M) Calculated over the trailing 6-month period	7.40%	11.07%	-3.67%
Volatility (1Y) Calculated over the trailing 1-year period	16.38%	16.22%	+0.16%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.28%	15.22%	-0.94%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.46%	16.18%	+1.28%