DFEQX vs. VFSUX

Last updated Jun 23, 2026

DFEQX (DFA Short-Term Extended Quality Portfolio) and VFSUX (Vanguard Short-Term Investment-Grade Fund Admiral Shares) are both mutual funds - DFEQX is a Short-Term Bond fund managed by Dimensional, while VFSUX is a Total Bond Market fund managed by Vanguard. Over the past 10 years, DFEQX returned 1.94%/yr vs 2.60%/yr for VFSUX. A 0.63 correlation means they provide meaningful diversification when combined. DFEQX charges 0.19%/yr vs 0.10%/yr for VFSUX.

Performance

DFEQX vs. VFSUX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in DFA Short-Term Extended Quality Portfolio (DFEQX) and Vanguard Short-Term Investment-Grade Fund Admiral Shares (VFSUX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, DFEQX achieves a 1.60% return, which is significantly higher than VFSUX's 0.53% return. Over the past 10 years, DFEQX has underperformed VFSUX with an annualized return of 1.94%, while VFSUX has yielded a comparatively higher 2.60% annualized return.

DFEQX

• 1D: 0.10%
• 1M: 0.43%
• YTD: 1.60%
• 6M: 1.79%
• 1Y: 3.80%
• 3Y*: 4.93%
• 5Y*: 2.12%
• 10Y*: 1.94%

VFSUX

• 1D: 0.10%
• 1M: 0.31%
• YTD: 0.53%
• 6M: 0.91%
• 1Y: 4.40%
• 3Y*: 5.63%
• 5Y*: 2.38%
• 10Y*: 2.60%

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

DFEQX vs. VFSUX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
DFEQX DFA Short-Term Extended Quality Portfolio	1.60%	4.27%	5.50%	5.44%	-5.18%	-0.60%	2.24%	4.51%	1.34%	1.51%
VFSUX Vanguard Short-Term Investment-Grade Fund Admiral Shares	0.53%	6.87%	5.08%	6.17%	-5.75%	-0.62%	5.26%	5.85%	0.98%	2.13%

Correlation

The correlation between DFEQX and VFSUX is 0.45, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.45
Correlation (3Y) Calculated over the trailing 3-year period	0.37
Correlation (5Y) Calculated over the trailing 5-year period	0.64
Correlation (10Y) Calculated over the trailing 10-year period	0.61
Correlation (All Time) Calculated using the full available price history since Aug 3, 2012	0.63

The correlation between DFEQX and VFSUX shifts across timeframes, from 0.37 (3 years) to 0.64 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

DFEQX vs. VFSUX — Risk / Return Rank

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

DFEQX

DFEQX Risk / Return Rank: 96
DFEQX Sharpe Ratio Rank: 98
DFEQX Sortino Ratio Rank: 97
DFEQX Omega Ratio Rank: 98
DFEQX Calmar Ratio Rank: 94
DFEQX Martin Ratio Rank: 96

VFSUX

VFSUX Risk / Return Rank: 60
VFSUX Sharpe Ratio Rank: 49
VFSUX Sortino Ratio Rank: 76
VFSUX Omega Ratio Rank: 72
VFSUX Calmar Ratio Rank: 50
VFSUX Martin Ratio Rank: 52

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.

DFEQX vs. VFSUX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for DFA Short-Term Extended Quality Portfolio (DFEQX) and Vanguard Short-Term Investment-Grade Fund Admiral Shares (VFSUX). 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.

	DFEQX	VFSUX	Difference
Sharpe ratio: Return per unit of total volatility	3.45	1.89	+1.56
Sortino ratio: Return per unit of downside risk	5.43	3.31	+2.11
Omega ratio: Gain probability vs. loss probability	2.03	1.43	+0.60
Calmar ratio: Return relative to maximum drawdown	5.08	2.59	+2.49
Martin ratio: Return relative to average drawdown	21.10	10.04	+11.06

DFEQX vs. VFSUX - Sharpe Ratio Comparison

The current DFEQX Sharpe Ratio is 3.45, which is higher than the VFSUX Sharpe Ratio of 1.89. The chart below compares the historical Sharpe Ratios of DFEQX and VFSUX, 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

DFEQX vs. VFSUX - Drawdown Comparison

The maximum DFEQX drawdown since its inception was -8.40%, smaller than the maximum VFSUX drawdown of -9.24%. Use the drawdown chart below to compare losses from any high point for DFEQX and VFSUX.

Drawdown Indicators

	DFEQX	VFSUX	Difference
Max Drawdown Largest peak-to-trough decline	-8.40%	-9.24%	+0.84%
Max Drawdown (1Y) Largest decline over 1 year	-0.76%	-1.71%	+0.95%
Max Drawdown (3Y) Largest decline over 3 years	-1.16%	-1.71%	+0.55%
Max Drawdown (5Y) Largest decline over 5 years	-8.40%	-9.24%	+0.84%
Max Drawdown (10Y) Largest decline over 10 years	-8.40%	-9.24%	+0.84%
Current Drawdown Current decline from peak	-0.10%	-0.52%	+0.42%
Average Drawdown Average peak-to-trough decline	-0.95%	-0.87%	-0.08%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.18%	0.44%	-0.26%

Volatility

DFEQX vs. VFSUX - Volatility Comparison

The current volatility for DFA Short-Term Extended Quality Portfolio (DFEQX) is 0.44%, while Vanguard Short-Term Investment-Grade Fund Admiral Shares (VFSUX) has a volatility of 0.80%. This indicates that DFEQX experiences smaller price fluctuations and is considered to be less risky than VFSUX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	DFEQX	VFSUX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.44%	0.80%	-0.36%
Volatility (6M) Calculated over the trailing 6-month period	0.94%	1.73%	-0.79%
Volatility (1Y) Calculated over the trailing 1-year period	1.12%	2.33%	-1.21%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.08%	2.99%	-0.91%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	1.69%	2.49%	-0.80%

DFEQX vs. VFSUX - Expense Ratio Comparison

DFEQX has a 0.19% expense ratio, which is higher than VFSUX's 0.10% 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

DFEQX vs. VFSUX - Dividend Comparison

DFEQX's dividend yield for the trailing twelve months is around 4.12%, less than VFSUX's 4.73% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
DFEQX DFA Short-Term Extended Quality Portfolio	4.12%	3.62%	4.40%	3.34%	1.78%	1.05%	0.47%	2.18%	3.14%	1.51%	1.59%	1.72%
VFSUX Vanguard Short-Term Investment-Grade Fund Admiral Shares	4.73%	4.59%	4.16%	3.14%	2.03%	1.79%	2.34%	2.92%	2.79%	2.11%	2.14%	2.09%

Frequently Asked Questions

Can I hold both DFEQX and VFSUX in my portfolio?

DFEQX and VFSUX have a correlation of 0.45, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, DFEQX or VFSUX?

VFSUX has higher volatility (0.80%) compared to DFEQX (0.44%). In terms of maximum drawdown, DFEQX dropped -8.40% vs VFSUX's -9.24%.

Which has better risk-adjusted returns?

DFEQX currently has the higher Sharpe Ratio (3.45 vs 1.89), 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.