VFIIX vs. FIWDX
VFIIX (Vanguard GNMA Fund Investor Shares) and FIWDX (Fidelity Advisor Strategic Income Fund Class Z) are both Total Bond Market funds. Over the past 5 years, VFIIX returned 0.30%/yr vs 2.66%/yr for FIWDX. Their 0.64 correlation means they have sometimes moved together and sometimes differently. VFIIX charges 0.21%/yr vs 0.61%/yr for FIWDX.
Performance
VFIIX vs. FIWDX - Performance Comparison
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Returns By Period
In the year-to-date period, VFIIX achieves a 0.13% return, which is significantly lower than FIWDX's 1.79% return.
VFIIX
- 1D
- 0.00%
- 1M
- -0.85%
- 6M
- -0.38%
- YTD
- 0.13%
- 1Y
- 3.20%
- 3Y*
- 4.05%
- 5Y*
- 0.30%
- 10Y*
- 1.17%
- ALL TIME*
- 3.74%
FIWDX
- 1D
- 0.25%
- 1M
- -1.31%
- 6M
- 1.04%
- YTD
- 1.79%
- 1Y
- 5.47%
- 3Y*
- 6.99%
- 5Y*
- 2.66%
- 10Y*
- —
- ALL TIME*
- 4.24%
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 |
VFIIX vs. FIWDX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
VFIIX Vanguard GNMA Fund Investor Shares | 0.13% | 7.73% | 1.07% | 5.17% | -10.81% | -1.24% | 3.73% | 5.84% | 2.56% |
FIWDX Fidelity Advisor Strategic Income Fund Class Z | 1.79% | 8.98% | 6.07% | 9.20% | -11.76% | 3.51% | 7.60% | 11.20% | -1.63% |
Correlation
The correlation between VFIIX and FIWDX is 0.65, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.65 |
Correlation (3Y) Balances recent behavior with more history. | 0.75 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.76 |
Correlation (All Time) Calculated using the full available price history since Oct 17, 2018 | 0.64 |
The correlation between VFIIX and FIWDX shifts across timeframes, from 0.64 (all time) to 0.76 (5 years), reflecting how their relationship changes across market environments.
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Return for Risk
VFIIX vs. FIWDX — Risk / Return Rank
VFIIX
FIWDX
VFIIX vs. FIWDX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard GNMA Fund Investor Shares (VFIIX) and Fidelity Advisor Strategic Income Fund Class Z (FIWDX). 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.
| VFIIX | FIWDX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.47 | ||
| Sortino ratioReturn per unit of downside risk | -0.72 | ||
| Omega ratioGain probability vs. loss probability | 1.19 | 1.30 | -0.11 |
| Calmar ratioReturn relative to maximum drawdown | 1.53 | 2.27 | -0.74 |
| Martin ratioReturn relative to average drawdown | 4.21 | 8.55 | -4.34 |
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Drawdowns
VFIIX vs. FIWDX - Drawdown Comparison
The maximum VFIIX drawdown since its inception was -25.80%, which is greater than FIWDX's maximum drawdown of -15.96%. Use the drawdown chart below to compare losses from any high point for VFIIX and FIWDX.
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Drawdown Indicators
| VFIIX | FIWDX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -25.80% | -15.96% | -9.84% |
Max Drawdown (1Y)Largest decline over 1 year | -2.83% | -2.61% | -0.22% |
Max Drawdown (3Y)Largest decline over 3 years | -6.02% | -3.63% | -2.39% |
Max Drawdown (5Y)Largest decline over 5 years | -15.79% | -15.96% | +0.17% |
Max Drawdown (10Y)Largest decline over 10 years | -16.20% | — | — |
Current DrawdownCurrent decline from peak | -2.02% | -1.79% | -0.23% |
Average DrawdownAverage peak-to-trough decline | -2.97% | -3.15% | +0.18% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.03% | 0.69% | +0.34% |
Volatility
VFIIX vs. FIWDX - Volatility Comparison
Vanguard GNMA Fund Investor Shares (VFIIX) has a higher volatility of 1.07% compared to Fidelity Advisor Strategic Income Fund Class Z (FIWDX) at 0.99%. This indicates that VFIIX's price experiences larger fluctuations and is considered to be riskier than FIWDX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VFIIX | FIWDX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.07% | 0.99% | +0.08% |
Volatility (6M)Calculated over the trailing 6-month period | 3.14% | 3.29% | -0.15% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.94% | 3.78% | +0.16% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.24% | 4.59% | +1.65% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.71% | 4.87% | -0.16% |
VFIIX vs. FIWDX - Expense Ratio Comparison
VFIIX has a 0.21% expense ratio, which is lower than FIWDX's 0.61% expense ratio.
Dividends
VFIIX vs. FIWDX - Dividend Comparison
VFIIX's dividend yield for the trailing twelve months is around 3.41%, less than FIWDX's 4.09% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FIWDX Fidelity Advisor Strategic Income Fund Class Z | 4.09% | 4.39% | 4.21% | 4.02% | 2.99% | 4.28% | 4.62% | 4.39% | 1.13% | 0.00% | 0.00% | 0.00% |
VFIIX Vanguard GNMA Fund Investor Shares | 3.41% | 3.62% | 3.58% | 3.23% | 2.34% | 0.63% | 1.87% | 2.76% | 2.90% | 2.64% | 3.01% | 2.84% |
Frequently Asked Questions
VFIIX and FIWDX have a correlation of 0.65, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
VFIIX has higher volatility (1.07%) compared to FIWDX (0.99%). In terms of maximum drawdown, VFIIX dropped -25.80% vs FIWDX's -15.96%.
FIWDX currently has the higher Sharpe Ratio (1.57 vs 1.10), 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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