VFIIX vs. VBTLX
Compare and contrast key facts about Vanguard GNMA Fund Investor Shares (VFIIX) and Vanguard Total Bond Market Index Fund Admiral Shares (VBTLX).
VFIIX is managed by Vanguard. It was launched on Jun 27, 1980. VBTLX is managed by Vanguard. It was launched on Nov 12, 2001.
Performance
VFIIX vs. VBTLX - Performance Comparison
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VFIIX vs. VBTLX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VFIIX Vanguard GNMA Fund Investor Shares | 0.07% | 7.73% | 1.07% | 5.17% | -10.81% | -1.24% | 3.73% | 5.84% | 0.89% | 1.88% |
VBTLX Vanguard Total Bond Market Index Fund Admiral Shares | -0.49% | 7.17% | 1.26% | 5.74% | -13.16% | -1.81% | 7.72% | 8.73% | -0.25% | 3.56% |
Returns By Period
In the year-to-date period, VFIIX achieves a 0.07% return, which is significantly higher than VBTLX's -0.49% return. Over the past 10 years, VFIIX has underperformed VBTLX with an annualized return of 1.30%, while VBTLX has yielded a comparatively higher 1.60% annualized return.
VFIIX
- 1D
- 0.43%
- 1M
- -2.08%
- YTD
- 0.07%
- 6M
- 1.42%
- 1Y
- 4.76%
- 3Y*
- 3.74%
- 5Y*
- 0.34%
- 10Y*
- 1.30%
VBTLX
- 1D
- 0.52%
- 1M
- -2.23%
- YTD
- -0.49%
- 6M
- 0.50%
- 1Y
- 3.77%
- 3Y*
- 3.44%
- 5Y*
- 0.23%
- 10Y*
- 1.60%
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VFIIX vs. VBTLX - Expense Ratio Comparison
VFIIX has a 0.21% expense ratio, which is higher than VBTLX's 0.05% 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%.
Return for Risk
VFIIX vs. VBTLX — Risk / Return Rank
VFIIX
VBTLX
VFIIX vs. VBTLX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard GNMA Fund Investor Shares (VFIIX) and Vanguard Total Bond Market Index Fund Admiral Shares (VBTLX). 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.
| VFIIX | VBTLX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.20 | 1.00 | +0.20 |
Sortino ratioReturn per unit of downside risk | 1.73 | 1.44 | +0.28 |
Omega ratioGain probability vs. loss probability | 1.21 | 1.18 | +0.04 |
Calmar ratioReturn relative to maximum drawdown | 2.22 | 1.78 | +0.44 |
Martin ratioReturn relative to average drawdown | 6.13 | 5.08 | +1.05 |
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
| VFIIX | VBTLX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.20 | 1.00 | +0.20 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.06 | 0.04 | +0.02 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.28 | 0.32 | -0.04 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.64 | 0.76 | -0.12 |
Correlation
The correlation between VFIIX and VBTLX is 0.86, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.
Dividends
VFIIX vs. VBTLX - Dividend Comparison
VFIIX's dividend yield for the trailing twelve months is around 3.36%, less than VBTLX's 3.61% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VFIIX Vanguard GNMA Fund Investor Shares | 3.36% | 3.62% | 3.58% | 3.23% | 2.34% | 0.63% | 1.87% | 2.76% | 2.90% | 2.64% | 3.01% | 2.84% |
VBTLX Vanguard Total Bond Market Index Fund Admiral Shares | 3.61% | 3.87% | 3.69% | 3.10% | 2.59% | 1.96% | 2.39% | 2.74% | 2.57% | 2.56% | 2.53% | 2.82% |
Drawdowns
VFIIX vs. VBTLX - Drawdown Comparison
The maximum VFIIX drawdown since its inception was -25.80%, which is greater than VBTLX's maximum drawdown of -18.81%. Use the drawdown chart below to compare losses from any high point for VFIIX and VBTLX.
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Drawdown Indicators
| VFIIX | VBTLX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -25.80% | -18.81% | -6.99% |
Max Drawdown (1Y)Largest decline over 1 year | -2.60% | -2.73% | +0.13% |
Max Drawdown (5Y)Largest decline over 5 years | -15.87% | -18.14% | +2.27% |
Max Drawdown (10Y)Largest decline over 10 years | -16.20% | -18.81% | +2.61% |
Current DrawdownCurrent decline from peak | -2.08% | -3.06% | +0.98% |
Average DrawdownAverage peak-to-trough decline | -2.98% | -2.67% | -0.31% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.94% | 0.96% | -0.02% |
Volatility
VFIIX vs. VBTLX - Volatility Comparison
Vanguard GNMA Fund Investor Shares (VFIIX) has a higher volatility of 1.64% compared to Vanguard Total Bond Market Index Fund Admiral Shares (VBTLX) at 1.55%. This indicates that VFIIX's price experiences larger fluctuations and is considered to be riskier than VBTLX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VFIIX | VBTLX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.64% | 1.55% | +0.09% |
Volatility (6M)Calculated over the trailing 6-month period | 2.62% | 2.59% | +0.03% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.37% | 4.37% | 0.00% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.15% | 5.98% | +0.17% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.66% | 4.97% | -0.31% |