VFIJX vs. VBTIX
VFIJX (Vanguard GNMA Fund Admiral Shares) and VBTIX (Vanguard Total Bond Market Index Fund Institutional Shares) are both mutual funds - VFIJX is a Government Bonds fund managed by Vanguard, while VBTIX is a Total Bond Market fund tracking the Bloomberg U.S. Aggregate Float Adjusted Index. Over the past 10 years, VFIJX returned 1.27%/yr vs 1.29%/yr for VBTIX. Their correlation of 0.86 means they have usually moved in the same direction. VFIJX charges 0.11%/yr vs 0.03%/yr for VBTIX.
Performance
VFIJX vs. VBTIX - Performance Comparison
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Returns By Period
In the year-to-date period, VFIJX achieves a 0.18% return, which is significantly higher than VBTIX's -0.70% return. Both investments have delivered pretty close results over the past 10 years, with VFIJX having a 1.27% annualized return and VBTIX not far ahead at 1.29%.
VFIJX
- 1D
- 0.00%
- 1M
- -0.85%
- 6M
- -0.35%
- YTD
- 0.18%
- 1Y
- 3.29%
- 3Y*
- 4.15%
- 5Y*
- 0.39%
- 10Y*
- 1.27%
- ALL TIME*
- 3.25%
VBTIX
- 1D
- 0.00%
- 1M
- -1.25%
- 6M
- -0.93%
- YTD
- -0.70%
- 1Y
- 1.68%
- 3Y*
- 3.70%
- 5Y*
- -0.44%
- 10Y*
- 1.29%
- ALL TIME*
- 4.17%
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 |
VFIJX vs. VBTIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VFIJX Vanguard GNMA Fund Admiral Shares | 0.18% | 7.84% | 1.17% | 5.28% | -10.72% | -1.15% | 3.84% | 5.94% | 0.99% | 1.98% |
VBTIX Vanguard Total Bond Market Index Fund Institutional Shares | -0.70% | 7.18% | 1.27% | 5.75% | -13.15% | -1.95% | 7.75% | 8.74% | -0.24% | 3.56% |
Correlation
The correlation between VFIJX and VBTIX is 0.93, meaning they have usually moved in the same direction, including during past declines.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.93 |
Correlation (3Y) Balances recent behavior with more history. | 0.95 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.94 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.87 |
Correlation (All Time) Calculated using the full available price history since Feb 12, 2001 | 0.86 |
The correlation between VFIJX and VBTIX has been stable across timeframes, ranging from 0.86 to 0.95 - a consistent structural relationship.
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Return for Risk
VFIJX vs. VBTIX — Risk / Return Rank
VFIJX
VBTIX
VFIJX vs. VBTIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard GNMA Fund Admiral Shares (VFIJX) and Vanguard Total Bond Market Index Fund Institutional Shares (VBTIX). 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.
| VFIJX | VBTIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.39 | ||
| Sortino ratioReturn per unit of downside risk | +0.57 | ||
| Omega ratioGain probability vs. loss probability | 1.20 | 1.13 | +0.07 |
| Calmar ratioReturn relative to maximum drawdown | 1.63 | 1.00 | +0.63 |
| Martin ratioReturn relative to average drawdown | 4.38 | 2.49 | +1.88 |
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Drawdowns
VFIJX vs. VBTIX - Drawdown Comparison
The maximum VFIJX drawdown since its inception was -16.06%, smaller than the maximum VBTIX drawdown of -18.90%. Use the drawdown chart below to compare losses from any high point for VFIJX and VBTIX.
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Drawdown Indicators
| VFIJX | VBTIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -16.06% | -18.90% | +2.84% |
Max Drawdown (1Y)Largest decline over 1 year | -2.71% | -2.89% | +0.18% |
Max Drawdown (3Y)Largest decline over 3 years | -6.01% | -4.86% | -1.15% |
Max Drawdown (5Y)Largest decline over 5 years | -15.68% | -18.13% | +2.45% |
Max Drawdown (10Y)Largest decline over 10 years | -16.06% | -18.90% | +2.84% |
Current DrawdownCurrent decline from peak | -1.99% | -3.34% | +1.35% |
Average DrawdownAverage peak-to-trough decline | -1.74% | -2.32% | +0.58% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.01% | 1.15% | -0.14% |
Volatility
VFIJX vs. VBTIX - Volatility Comparison
Vanguard GNMA Fund Admiral Shares (VFIJX) has a higher volatility of 1.08% compared to Vanguard Total Bond Market Index Fund Institutional Shares (VBTIX) at 0.96%. This indicates that VFIJX's price experiences larger fluctuations and is considered to be riskier than VBTIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VFIJX | VBTIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.08% | 0.96% | +0.12% |
Volatility (6M)Calculated over the trailing 6-month period | 3.05% | 2.97% | +0.08% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.88% | 3.82% | +0.06% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.24% | 6.02% | +0.22% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.72% | 4.98% | -0.26% |
VFIJX vs. VBTIX - Expense Ratio Comparison
VFIJX has a 0.11% expense ratio, which is higher than VBTIX's 0.03% 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%.
Dividends
VFIJX vs. VBTIX - Dividend Comparison
VFIJX's dividend yield for the trailing twelve months is around 3.50%, less than VBTIX's 3.73% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VBTIX Vanguard Total Bond Market Index Fund Institutional Shares | 3.73% | 3.88% | 3.69% | 3.12% | 2.61% | 1.81% | 2.41% | 2.75% | 2.58% | 2.56% | 2.54% | 2.84% |
VFIJX Vanguard GNMA Fund Admiral Shares | 3.50% | 3.72% | 3.67% | 3.34% | 2.45% | 0.73% | 1.98% | 2.86% | 3.00% | 2.73% | 3.11% | 2.94% |
Frequently Asked Questions
With a correlation of 0.93, VFIJX and VBTIX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
VFIJX has higher volatility (1.08%) compared to VBTIX (0.96%). In terms of maximum drawdown, VFIJX dropped -16.06% vs VBTIX's -18.90%.
VFIJX currently has the higher Sharpe Ratio (1.14 vs 0.76), 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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