TRBUX vs. DFIHX
TRBUX (T. Rowe Price Ultra Short-Term Bond Fund) and DFIHX (DFA One Year Fixed Income Portfolio) are both Ultrashort Bond funds. Over the past 10 years, TRBUX returned 3.31%/yr vs 1.98%/yr for DFIHX. At a 0.07 correlation, their price movements are largely independent. TRBUX charges 0.31%/yr vs 0.13%/yr for DFIHX.
Performance
TRBUX vs. DFIHX - Performance Comparison
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Returns By Period
The year-to-date returns for both stocks are quite close, with TRBUX having a 1.59% return and DFIHX slightly lower at 1.52%. Over the past 10 years, TRBUX has outperformed DFIHX with an annualized return of 3.31%, while DFIHX has yielded a comparatively lower 1.98% annualized return.
TRBUX
- 1D
- 0.00%
- 1M
- 0.56%
- YTD
- 1.59%
- 6M
- 2.58%
- 1Y
- 6.43%
- 3Y*
- 6.82%
- 5Y*
- 4.32%
- 10Y*
- 3.31%
DFIHX
- 1D
- 0.00%
- 1M
- 0.30%
- YTD
- 1.52%
- 6M
- 1.83%
- 1Y
- 3.65%
- 3Y*
- 4.46%
- 5Y*
- 2.76%
- 10Y*
- 1.98%
TRBUX vs. DFIHX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
TRBUX T. Rowe Price Ultra Short-Term Bond Fund | 1.59% | 6.88% | 7.88% | 6.99% | -1.28% | 0.22% | 3.11% | 3.60% | 1.88% | 1.83% |
DFIHX DFA One Year Fixed Income Portfolio | 1.52% | 3.41% | 5.41% | 4.98% | -1.19% | -0.19% | 0.62% | 2.44% | 1.87% | 0.94% |
Correlation
The correlation between TRBUX and DFIHX is 0.11, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.11 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.02 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.08 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.06 |
Correlation (All Time) Calculated using the full available price history since Oct 4, 2013 | 0.07 |
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Return for Risk
TRBUX vs. DFIHX — Risk / Return Rank
TRBUX
DFIHX
TRBUX vs. DFIHX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for T. Rowe Price Ultra Short-Term Bond Fund (TRBUX) and DFA One Year Fixed Income Portfolio (DFIHX). 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.
| TRBUX | DFIHX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.27 | ||
| Sortino ratioReturn per unit of downside risk | +1.27 | ||
| Omega ratioGain probability vs. loss probability | 4.18 | 7.53 | -3.35 |
| Calmar ratioReturn relative to maximum drawdown | 16.93 | 9.49 | +7.44 |
| Martin ratioReturn relative to average drawdown | 65.96 | 57.84 | +8.12 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| TRBUX | DFIHX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 3.90 | 5.17 | -1.27 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 2.60 | 2.78 | -0.18 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 2.21 | 2.50 | -0.29 |
Sharpe Ratio (All Time)Calculated using the full available price history | 1.96 | 1.52 | +0.44 |
Drawdowns
TRBUX vs. DFIHX - Drawdown Comparison
The maximum TRBUX drawdown since its inception was -4.15%, which is greater than DFIHX's maximum drawdown of -2.53%. Use the drawdown chart below to compare losses from any high point for TRBUX and DFIHX.
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Drawdown Indicators
| TRBUX | DFIHX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -4.15% | -2.53% | -1.62% |
Max Drawdown (1Y)Largest decline over 1 year | -0.39% | -0.39% | 0.00% |
Max Drawdown (3Y)Largest decline over 3 years | -0.78% | -0.49% | -0.29% |
Max Drawdown (5Y)Largest decline over 5 years | -2.68% | -2.26% | -0.42% |
Max Drawdown (10Y)Largest decline over 10 years | -4.15% | -2.26% | -1.89% |
Current DrawdownCurrent decline from peak | 0.00% | 0.00% | 0.00% |
Average DrawdownAverage peak-to-trough decline | -0.21% | -0.15% | -0.06% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.10% | 0.06% | +0.04% |
Volatility
TRBUX vs. DFIHX - Volatility Comparison
T. Rowe Price Ultra Short-Term Bond Fund (TRBUX) has a higher volatility of 0.68% compared to DFA One Year Fixed Income Portfolio (DFIHX) at 0.16%. This indicates that TRBUX's price experiences larger fluctuations and is considered to be riskier than DFIHX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| TRBUX | DFIHX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.68% | 0.16% | +0.52% |
Volatility (6M)Calculated over the trailing 6-month period | 1.18% | 0.43% | +0.75% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.71% | 0.72% | +0.99% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 1.68% | 1.00% | +0.68% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 1.50% | 0.80% | +0.70% |
TRBUX vs. DFIHX - Expense Ratio Comparison
TRBUX has a 0.31% expense ratio, which is higher than DFIHX's 0.13% expense ratio.
Dividends
TRBUX vs. DFIHX - Dividend Comparison
TRBUX's dividend yield for the trailing twelve months is around 6.03%, more than DFIHX's 3.58% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
DFIHX DFA One Year Fixed Income Portfolio | 3.58% | 3.26% | 4.99% | 3.37% | 1.07% | 0.00% | 0.62% | 2.12% | 1.85% | 1.13% | 0.66% | 0.51% |
TRBUX T. Rowe Price Ultra Short-Term Bond Fund | 6.03% | 6.23% | 6.36% | 4.48% | 1.53% | 1.21% | 1.86% | 2.73% | 2.47% | 1.62% | 1.18% | 0.81% |
Frequently Asked Questions
TRBUX and DFIHX have a correlation of 0.11, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
TRBUX has higher volatility (0.68%) compared to DFIHX (0.16%). In terms of maximum drawdown, TRBUX dropped -4.15% vs DFIHX's -2.53%.
DFIHX currently has the higher Sharpe Ratio (5.17 vs 3.90), 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.
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