DFAC vs. DFSIX

Last updated Jun 24, 2026

DFAC (Dimensional U.S. Core Equity 2 ETF) and DFSIX (DFA U.S. Sustainability Core 1 Portfolio) are both Large Cap Blend Equities funds from Dimensional. Over the past 5 years, DFAC returned 11.69%/yr vs 11.76%/yr for DFSIX. With a 0.98 correlation, they move nearly in lockstep. DFAC charges 0.17%/yr vs 0.18%/yr for DFSIX.

Performance

DFAC vs. DFSIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Dimensional U.S. Core Equity 2 ETF (DFAC) and DFA U.S. Sustainability Core 1 Portfolio (DFSIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, DFAC achieves a 10.46% return, which is significantly higher than DFSIX's 6.55% return.

DFAC

• 1D: -1.29%
• 1M: 0.07%
• YTD: 10.46%
• 6M: 9.33%
• 1Y: 25.95%
• 3Y*: 19.52%
• 5Y*: 11.69%
• 10Y*: —

DFSIX

• 1D: -0.43%
• 1M: 0.43%
• YTD: 6.55%
• 6M: 5.28%
• 1Y: 22.09%
• 3Y*: 19.56%
• 5Y*: 11.76%
• 10Y*: 15.19%

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

DFAC vs. DFSIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
DFAC Dimensional U.S. Core Equity 2 ETF	10.46%	15.66%	19.61%	21.96%	-14.93%	9.55%
DFSIX DFA U.S. Sustainability Core 1 Portfolio	6.55%	15.92%	23.19%	25.70%	-17.85%	10.34%

Correlation

The correlation between DFAC and DFSIX 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	0.98
Correlation (5Y) Calculated over the trailing 5-year period	0.98
Correlation (All Time) Calculated using the full available price history since Jun 14, 2021	0.98

The correlation between DFAC and DFSIX has been stable across timeframes, ranging from 0.96 to 0.98 - a consistent structural relationship.

Return for Risk

DFAC vs. DFSIX — Risk / Return Rank

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

DFAC

DFAC Risk / Return Rank: 66
DFAC Sharpe Ratio Rank: 66
DFAC Sortino Ratio Rank: 64
DFAC Omega Ratio Rank: 63
DFAC Calmar Ratio Rank: 64
DFAC Martin Ratio Rank: 74

DFSIX

DFSIX Risk / Return Rank: 44
DFSIX Sharpe Ratio Rank: 44
DFSIX Sortino Ratio Rank: 43
DFSIX Omega Ratio Rank: 41
DFSIX Calmar Ratio Rank: 40
DFSIX Martin Ratio Rank: 50

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.

DFAC vs. DFSIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Dimensional U.S. Core Equity 2 ETF (DFAC) and DFA U.S. Sustainability Core 1 Portfolio (DFSIX). 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.

	DFAC	DFSIX	Difference
Sharpe ratio: Return per unit of total volatility	2.07	1.80	+0.27
Sortino ratio: Return per unit of downside risk	2.84	2.54	+0.30
Omega ratio: Gain probability vs. loss probability	1.37	1.32	+0.05
Calmar ratio: Return relative to maximum drawdown	3.07	2.27	+0.80
Martin ratio: Return relative to average drawdown	13.40	9.74	+3.65

DFAC vs. DFSIX - Sharpe Ratio Comparison

The current DFAC Sharpe Ratio is 2.07, which is comparable to the DFSIX Sharpe Ratio of 1.80. The chart below compares the historical Sharpe Ratios of DFAC and DFSIX, 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

DFAC vs. DFSIX - Drawdown Comparison

The maximum DFAC drawdown since its inception was -23.12%, smaller than the maximum DFSIX drawdown of -53.77%. Use the drawdown chart below to compare losses from any high point for DFAC and DFSIX.

Drawdown Indicators

	DFAC	DFSIX	Difference
Max Drawdown Largest peak-to-trough decline	-23.12%	-53.77%	+30.65%
Max Drawdown (1Y) Largest decline over 1 year	-8.49%	-10.36%	+1.87%
Max Drawdown (3Y) Largest decline over 3 years	-20.02%	-20.13%	+0.11%
Max Drawdown (5Y) Largest decline over 5 years	-23.12%	-25.16%	+2.04%
Max Drawdown (10Y) Largest decline over 10 years	—	-35.68%	—
Current Drawdown Current decline from peak	-2.07%	-1.24%	-0.83%
Average Drawdown Average peak-to-trough decline	-5.40%	-6.88%	+1.48%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.94%	2.40%	-0.46%

Volatility

DFAC vs. DFSIX - Volatility Comparison

Dimensional U.S. Core Equity 2 ETF (DFAC) has a higher volatility of 4.56% compared to DFA U.S. Sustainability Core 1 Portfolio (DFSIX) at 4.32%. This indicates that DFAC's price experiences larger fluctuations and is considered to be riskier than DFSIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	DFAC	DFSIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.56%	4.32%	+0.24%
Volatility (6M) Calculated over the trailing 6-month period	9.73%	10.35%	-0.62%
Volatility (1Y) Calculated over the trailing 1-year period	12.64%	13.11%	-0.47%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.15%	17.64%	-0.49%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.14%	18.31%	-1.17%

DFAC vs. DFSIX - Expense Ratio Comparison

DFAC has a 0.17% expense ratio, which is lower than DFSIX's 0.18% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

DFAC vs. DFSIX - Dividend Comparison

DFAC's dividend yield for the trailing twelve months is around 0.92%, more than DFSIX's 0.84% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
DFAC Dimensional U.S. Core Equity 2 ETF	0.92%	0.97%	1.03%	1.20%	1.50%	0.88%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
DFSIX DFA U.S. Sustainability Core 1 Portfolio	0.84%	0.88%	0.99%	1.21%	1.35%	2.13%	1.19%	2.02%	2.31%	1.92%	1.85%	2.13%

Frequently Asked Questions

Can I hold both DFAC and DFSIX in my portfolio?

With a correlation of 0.96, DFAC and DFSIX 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, DFAC or DFSIX?

DFAC has higher volatility (4.56%) compared to DFSIX (4.32%). In terms of maximum drawdown, DFAC dropped -23.12% vs DFSIX's -53.77%.

Which has better risk-adjusted returns?

DFAC currently has the higher Sharpe Ratio (2.07 vs 1.80), 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.