FSPWX vs. FIFGX
FSPWX (Fidelity SAI Inflation-Protected Bond Index Fund) and FIFGX (Fidelity SAI Inflation-Focused) are both mutual funds - FSPWX is a Inflation-Protected Bonds fund tracking the Bloomberg U.S. Treasury Inflation Protected Securities Index, while FIFGX is a Commodities fund managed by Fidelity. Over the past year, FSPWX returned 0.61% vs 46.94% for FIFGX. Their -0.04 correlation means they have often moved in opposite directions in the past. FSPWX charges 0.05%/yr vs 0.39%/yr for FIFGX.
Performance
FSPWX vs. FIFGX - Performance Comparison
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Returns By Period
In the year-to-date period, FSPWX achieves a -0.66% return, which is significantly lower than FIFGX's 42.94% return.
FSPWX
- 1D
- 0.00%
- 1M
- -1.77%
- 6M
- -1.15%
- YTD
- -0.66%
- 1Y
- 0.61%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- 2.38%
FIFGX
- 1D
- -0.95%
- 1M
- 11.03%
- 6M
- 28.71%
- YTD
- 42.94%
- 1Y
- 46.94%
- 3Y*
- 145.76%
- 5Y*
- 74.93%
- 10Y*
- —
- ALL TIME*
- 50.76%
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 |
FSPWX vs. FIFGX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
FSPWX Fidelity SAI Inflation-Protected Bond Index Fund | -0.66% | 6.76% | -1.32% |
FIFGX Fidelity SAI Inflation-Focused | 42.94% | 7.44% | 3.79% |
Correlation
The correlation between FSPWX and FIFGX is -0.11, meaning they have often moved in opposite directions in the past. This relationship can weaken or reverse as market conditions change.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | -0.11 |
Correlation (All Time) Calculated using the full available price history since Aug 22, 2024 | -0.04 |
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Return for Risk
FSPWX vs. FIFGX — Risk / Return Rank
FSPWX
FIFGX
FSPWX vs. FIFGX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Fidelity SAI Inflation-Protected Bond Index Fund (FSPWX) and Fidelity SAI Inflation-Focused (FIFGX). 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.
| FSPWX | FIFGX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.66 | ||
| Sortino ratioReturn per unit of downside risk | -2.17 | ||
| Omega ratioGain probability vs. loss probability | 1.06 | 1.33 | -0.27 |
| Calmar ratioReturn relative to maximum drawdown | 0.41 | 2.66 | -2.25 |
| Martin ratioReturn relative to average drawdown | 1.28 | 8.97 | -7.69 |
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Drawdowns
FSPWX vs. FIFGX - Drawdown Comparison
The maximum FSPWX drawdown since its inception was -3.84%, smaller than the maximum FIFGX drawdown of -29.47%. Use the drawdown chart below to compare losses from any high point for FSPWX and FIFGX.
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Drawdown Indicators
| FSPWX | FIFGX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -3.84% | -29.47% | +25.63% |
Max Drawdown (1Y)Largest decline over 1 year | -2.73% | -16.42% | +13.69% |
Max Drawdown (3Y)Largest decline over 3 years | — | -16.42% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -29.47% | — |
Current DrawdownCurrent decline from peak | -2.44% | -6.37% | +3.93% |
Average DrawdownAverage peak-to-trough decline | -1.00% | -7.72% | +6.72% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.87% | 4.95% | -4.08% |
Volatility
FSPWX vs. FIFGX - Volatility Comparison
The current volatility for Fidelity SAI Inflation-Protected Bond Index Fund (FSPWX) is 1.52%, while Fidelity SAI Inflation-Focused (FIFGX) has a volatility of 7.12%. This indicates that FSPWX experiences smaller price fluctuations and is considered to be less risky than FIFGX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| FSPWX | FIFGX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.52% | 7.12% | -5.60% |
Volatility (6M)Calculated over the trailing 6-month period | 2.85% | 19.45% | -16.60% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.56% | 22.17% | -18.61% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 4.14% | 406.32% | -402.18% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.14% | 329.38% | -325.24% |
FSPWX vs. FIFGX - Expense Ratio Comparison
FSPWX has a 0.05% expense ratio, which is lower than FIFGX's 0.39% expense ratio.
Dividends
FSPWX vs. FIFGX - Dividend Comparison
FSPWX's dividend yield for the trailing twelve months is around 3.05%, less than FIFGX's 3.81% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 |
|---|---|---|---|---|---|---|---|---|
FIFGX Fidelity SAI Inflation-Focused | 3.81% | 5.44% | 4.73% | 1.54% | 12.64% | 35.77% | 3.10% | 1.59% |
FSPWX Fidelity SAI Inflation-Protected Bond Index Fund | 3.05% | 4.19% | 0.69% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
FSPWX and FIFGX 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.
FIFGX has higher volatility (7.12%) compared to FSPWX (1.52%). In terms of maximum drawdown, FSPWX dropped -3.84% vs FIFGX's -29.47%.
FIFGX currently has the higher Sharpe Ratio (1.97 vs 0.31), 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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