RRPAX vs. DFAAX
RRPAX (SEI Institutional Investments Trust Real Return Fund) and DFAAX (DFA Global Core Plus Real Return Portfolio) are both Inflation-Protected Bonds funds. Over the past 5 years, RRPAX returned 2.58%/yr vs 4.30%/yr for DFAAX. Their 0.70 correlation means they have sometimes moved together and sometimes differently. RRPAX charges 0.02%/yr vs 0.29%/yr for DFAAX.
Performance
RRPAX vs. DFAAX - Performance Comparison
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Returns By Period
In the year-to-date period, RRPAX achieves a 1.62% return, which is significantly lower than DFAAX's 2.04% return.
RRPAX
- 1D
- 0.00%
- 1M
- 0.29%
- 6M
- 0.96%
- YTD
- 1.62%
- 1Y
- 2.79%
- 3Y*
- 4.74%
- 5Y*
- 2.58%
- 10Y*
- 2.91%
- ALL TIME*
- 1.99%
DFAAX
- 1D
- 0.10%
- 1M
- -0.62%
- 6M
- 0.68%
- YTD
- 2.04%
- 1Y
- 3.38%
- 3Y*
- 5.35%
- 5Y*
- 4.30%
- 10Y*
- —
- ALL TIME*
- 4.83%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
RRPAX vs. DFAAX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
RRPAX SEI Institutional Investments Trust Real Return Fund | 1.62% | 6.53% | 4.54% | 3.49% | -4.06% | 2.88% |
DFAAX DFA Global Core Plus Real Return Portfolio | 2.04% | 5.18% | 4.41% | 9.49% | -13.40% | 20.47% |
Correlation
The correlation between RRPAX and DFAAX is 0.49, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.49 |
Correlation (3Y) Balances recent behavior with more history. | 0.64 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.70 |
Correlation (All Time) Calculated using the full available price history since May 5, 2021 | 0.70 |
Over the past year, the correlation between RRPAX and DFAAX has dropped to 0.49 - well below their long-term average of 0.70, suggesting their price drivers have been diverging.
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Return for Risk
RRPAX vs. DFAAX — Risk / Return Rank
RRPAX
DFAAX
RRPAX vs. DFAAX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for SEI Institutional Investments Trust Real Return Fund (RRPAX) and DFA Global Core Plus Real Return Portfolio (DFAAX). 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.
| RRPAX | DFAAX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.57 | ||
| Sortino ratioReturn per unit of downside risk | +0.93 | ||
| Omega ratioGain probability vs. loss probability | 1.35 | 1.20 | +0.15 |
| Calmar ratioReturn relative to maximum drawdown | 3.30 | 1.25 | +2.05 |
| Martin ratioReturn relative to average drawdown | 10.00 | 4.28 | +5.72 |
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Drawdowns
RRPAX vs. DFAAX - Drawdown Comparison
The maximum RRPAX drawdown since its inception was -16.15%, roughly equal to the maximum DFAAX drawdown of -16.64%. Use the drawdown chart below to compare losses from any high point for RRPAX and DFAAX.
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Drawdown Indicators
| RRPAX | DFAAX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -16.15% | -16.64% | +0.49% |
Max Drawdown (1Y)Largest decline over 1 year | -0.95% | -2.55% | +1.60% |
Max Drawdown (3Y)Largest decline over 3 years | -1.89% | -3.13% | +1.24% |
Max Drawdown (5Y)Largest decline over 5 years | -6.48% | -16.64% | +10.16% |
Max Drawdown (10Y)Largest decline over 10 years | -6.48% | — | — |
Current DrawdownCurrent decline from peak | -0.45% | -1.00% | +0.55% |
Average DrawdownAverage peak-to-trough decline | -2.93% | -4.43% | +1.50% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.31% | 0.74% | -0.43% |
Volatility
RRPAX vs. DFAAX - Volatility Comparison
The current volatility for SEI Institutional Investments Trust Real Return Fund (RRPAX) is 0.49%, while DFA Global Core Plus Real Return Portfolio (DFAAX) has a volatility of 0.69%. This indicates that RRPAX experiences smaller price fluctuations and is considered to be less risky than DFAAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| RRPAX | DFAAX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.49% | 0.69% | -0.20% |
Volatility (6M)Calculated over the trailing 6-month period | 1.49% | 2.32% | -0.83% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.92% | 2.98% | -1.06% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 3.24% | 8.36% | -5.12% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 2.70% | 8.21% | -5.51% |
RRPAX vs. DFAAX - Expense Ratio Comparison
RRPAX has a 0.02% expense ratio, which is lower than DFAAX's 0.29% expense ratio.
Dividends
RRPAX vs. DFAAX - Dividend Comparison
RRPAX's dividend yield for the trailing twelve months is around 5.45%, more than DFAAX's 4.60% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
DFAAX DFA Global Core Plus Real Return Portfolio | 4.60% | 2.90% | 4.09% | 3.96% | 2.06% | 13.05% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
RRPAX SEI Institutional Investments Trust Real Return Fund | 5.45% | 4.64% | 3.57% | 2.43% | 7.18% | 5.33% | 1.38% | 2.14% | 2.35% | 1.89% | 1.23% |
Frequently Asked Questions
RRPAX and DFAAX have a correlation of 0.49, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
DFAAX has higher volatility (0.69%) compared to RRPAX (0.49%). In terms of maximum drawdown, RRPAX dropped -16.15% vs DFAAX's -16.64%.
RRPAX currently has the higher Sharpe Ratio (1.64 vs 1.07), 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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