DREIX vs. DFEOX

Last updated Jun 4, 2026

DREIX (DFA World Core Equity Portfolio) and DFEOX (DFA US Core Equity 1 Portfolio I) are both mutual funds - DREIX is a Global Equities fund managed by Dimensional, while DFEOX is a Large Cap Blend Equities fund managed by Dimensional. Over the past 10 years, DREIX returned 12.35%/yr vs 14.53%/yr for DFEOX. With a 0.96 correlation, they move nearly in lockstep. DREIX charges 0.27%/yr vs 0.14%/yr for DFEOX.

Performance

DREIX vs. DFEOX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in DFA World Core Equity Portfolio (DREIX) and DFA US Core Equity 1 Portfolio I (DFEOX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, DREIX achieves a 13.50% return, which is significantly higher than DFEOX's 12.32% return. Over the past 10 years, DREIX has underperformed DFEOX with an annualized return of 12.35%, while DFEOX has yielded a comparatively higher 14.53% annualized return.

DREIX

• 1D: 0.47%
• 1M: 4.95%
• YTD: 13.50%
• 6M: 14.66%
• 1Y: 30.89%
• 3Y*: 20.96%
• 5Y*: 11.17%
• 10Y*: 12.35%

DFEOX

• 1D: 0.47%
• 1M: 4.95%
• YTD: 12.32%
• 6M: 12.46%
• 1Y: 28.75%
• 3Y*: 21.37%
• 5Y*: 12.84%
• 10Y*: 14.53%

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

DREIX vs. DFEOX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
DREIX DFA World Core Equity Portfolio	13.50%	21.88%	14.91%	20.52%	-14.84%	19.09%	13.43%	25.48%	-12.30%	24.27%
DFEOX DFA US Core Equity 1 Portfolio I	12.32%	16.00%	21.35%	22.97%	-14.99%	27.51%	16.44%	30.20%	-7.81%	20.26%

Correlation

The correlation between DREIX and DFEOX is 0.96 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.96
Correlation (3Y) Calculated over the trailing 3-year period	0.96
Correlation (5Y) Calculated over the trailing 5-year period	0.96
Correlation (10Y) Calculated over the trailing 10-year period	0.95
Correlation (All Time) Calculated using the full available price history since Aug 6, 2012	0.96

The correlation between DREIX and DFEOX has been stable across timeframes, ranging from 0.95 to 0.96 - a consistent structural relationship.

Return for Risk

DREIX vs. DFEOX — Risk / Return Rank

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

DREIX

DREIX Risk / Return Rank: 80
DREIX Sharpe Ratio Rank: 85
DREIX Sortino Ratio Rank: 81
DREIX Omega Ratio Rank: 77
DREIX Calmar Ratio Rank: 77
DREIX Martin Ratio Rank: 81

DFEOX

DFEOX Risk / Return Rank: 79
DFEOX Sharpe Ratio Rank: 82
DFEOX Sortino Ratio Rank: 78
DFEOX Omega Ratio Rank: 71
DFEOX Calmar Ratio Rank: 80
DFEOX Martin Ratio Rank: 86

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.

DREIX vs. DFEOX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for DFA World Core Equity Portfolio (DREIX) and DFA US Core Equity 1 Portfolio I (DFEOX). 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.

	DREIX	DFEOX	Difference
Sharpe ratio: Return per unit of total volatility	2.75	2.64	+0.11
Sortino ratio: Return per unit of downside risk	3.84	3.70	+0.14
Omega ratio: Gain probability vs. loss probability	1.50	1.47	+0.03
Calmar ratio: Return relative to maximum drawdown	3.47	3.64	-0.17
Martin ratio: Return relative to average drawdown	15.20	16.50	-1.30
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

DREIX vs. DFEOX - Sharpe Ratio Comparison

The current DREIX Sharpe Ratio is 2.75, which is comparable to the DFEOX Sharpe Ratio of 2.64. The chart below compares the historical Sharpe Ratios of DREIX and DFEOX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	DREIX	DFEOX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.75	2.64	+0.11
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.74	0.77	-0.03
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.75	0.81	-0.06
Sharpe Ratio (All Time) Calculated using the full available price history	0.75	0.55	+0.20

Drawdowns

DREIX vs. DFEOX - Drawdown Comparison

The maximum DREIX drawdown since its inception was -36.65%, smaller than the maximum DFEOX drawdown of -56.77%. Use the drawdown chart below to compare losses from any high point for DREIX and DFEOX.

Drawdown Indicators

	DREIX	DFEOX	Difference
Max Drawdown Largest peak-to-trough decline	-36.65%	-56.77%	+20.12%
Max Drawdown (1Y) Largest decline over 1 year	-9.15%	-8.28%	-0.87%
Max Drawdown (3Y) Largest decline over 3 years	-16.19%	-19.24%	+3.05%
Max Drawdown (5Y) Largest decline over 5 years	-24.83%	-22.86%	-1.97%
Max Drawdown (10Y) Largest decline over 10 years	-36.65%	-36.55%	-0.10%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-4.81%	-7.19%	+2.38%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.07%	1.82%	+0.25%

Volatility

DREIX vs. DFEOX - Volatility Comparison

DFA World Core Equity Portfolio (DREIX) has a higher volatility of 3.44% compared to DFA US Core Equity 1 Portfolio I (DFEOX) at 2.88%. This indicates that DREIX's price experiences larger fluctuations and is considered to be riskier than DFEOX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	DREIX	DFEOX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.44%	2.88%	+0.56%
Volatility (6M) Calculated over the trailing 6-month period	9.31%	8.77%	+0.54%
Volatility (1Y) Calculated over the trailing 1-year period	11.56%	11.44%	+0.12%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	15.28%	16.88%	-1.60%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.47%	18.01%	-1.54%

DREIX vs. DFEOX - Expense Ratio Comparison

DREIX has a 0.27% expense ratio, which is higher than DFEOX's 0.14% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

DREIX vs. DFEOX - Dividend Comparison

DREIX's dividend yield for the trailing twelve months is around 4.66%, more than DFEOX's 0.95% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
DFEOX DFA US Core Equity 1 Portfolio I	0.95%	1.06%	1.13%	1.43%	4.08%	3.69%	1.36%	3.02%	2.37%	1.61%	1.61%	2.98%
DREIX DFA World Core Equity Portfolio	4.66%	5.06%	3.22%	3.23%	3.54%	1.40%	1.47%	2.12%	2.88%	1.42%	1.77%	2.11%

Frequently Asked Questions

Can I hold both DREIX and DFEOX in my portfolio?

With a correlation of 0.96, DREIX and DFEOX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, DREIX or DFEOX?

DREIX has higher volatility (3.44%) compared to DFEOX (2.88%). In terms of maximum drawdown, DREIX dropped -36.65% vs DFEOX's -56.77%.

Which has better risk-adjusted returns?

DREIX currently has the higher Sharpe Ratio (2.75 vs 2.64), 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.