FXNAX vs. VBITX
Compare and contrast key facts about Fidelity U.S. Bond Index Fund (FXNAX) and Vanguard Short-Term Bond Index Fund Institutional Shares (VBITX).
FXNAX is managed by Fidelity. VBITX is managed by Vanguard. It was launched on Sep 27, 2011.
Performance
FXNAX vs. VBITX - Performance Comparison
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FXNAX vs. VBITX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
FXNAX Fidelity U.S. Bond Index Fund | 0.05% | 7.14% | 1.35% | 5.82% | -13.55% | -2.10% | 7.63% | 8.50% | 0.04% | 3.50% |
VBITX Vanguard Short-Term Bond Index Fund Institutional Shares | -0.23% | 6.11% | 3.77% | 4.43% | -5.61% | -1.18% | 4.72% | 4.89% | 1.38% | 1.20% |
Returns By Period
In the year-to-date period, FXNAX achieves a 0.05% return, which is significantly higher than VBITX's -0.23% return. Over the past 10 years, FXNAX has underperformed VBITX with an annualized return of 1.57%, while VBITX has yielded a comparatively higher 1.88% annualized return.
FXNAX
- 1D
- 0.00%
- 1M
- -1.19%
- YTD
- 0.05%
- 6M
- 0.69%
- 1Y
- 4.12%
- 3Y*
- 3.63%
- 5Y*
- 0.16%
- 10Y*
- 1.57%
VBITX
- 1D
- 0.00%
- 1M
- -0.87%
- YTD
- -0.23%
- 6M
- 0.78%
- 1Y
- 3.77%
- 3Y*
- 4.02%
- 5Y*
- 1.53%
- 10Y*
- 1.88%
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FXNAX vs. VBITX - Expense Ratio Comparison
FXNAX has a 0.03% expense ratio, which is lower than VBITX's 0.05% expense ratio. Despite the difference, 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
FXNAX vs. VBITX — Risk / Return Rank
FXNAX
VBITX
FXNAX vs. VBITX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Fidelity U.S. Bond Index Fund (FXNAX) and Vanguard Short-Term Bond Index Fund Institutional Shares (VBITX). 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.
| FXNAX | VBITX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.93 | 1.55 | -0.62 |
Sortino ratioReturn per unit of downside risk | 1.34 | 2.51 | -1.17 |
Omega ratioGain probability vs. loss probability | 1.16 | 1.31 | -0.15 |
Calmar ratioReturn relative to maximum drawdown | 1.59 | 2.44 | -0.85 |
Martin ratioReturn relative to average drawdown | 4.47 | 8.81 | -4.34 |
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
| FXNAX | VBITX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.93 | 1.55 | -0.62 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.03 | 0.53 | -0.50 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.32 | 0.01 | +0.30 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.45 | 0.01 | +0.44 |
Correlation
The correlation between FXNAX and VBITX is 0.80, 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
FXNAX vs. VBITX - Dividend Comparison
FXNAX's dividend yield for the trailing twelve months is around 3.66%, more than VBITX's 3.61% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FXNAX Fidelity U.S. Bond Index Fund | 3.66% | 3.58% | 3.40% | 3.15% | 1.81% | 1.74% | 2.92% | 2.68% | 2.74% | 2.57% | 2.76% | 2.52% |
VBITX Vanguard Short-Term Bond Index Fund Institutional Shares | 3.61% | 3.85% | 3.39% | 1.99% | 1.48% | 1.24% | 1.80% | 2.26% | 2.03% | 1.69% | 1.52% | 1.44% |
Drawdowns
FXNAX vs. VBITX - Drawdown Comparison
The maximum FXNAX drawdown since its inception was -19.51%, smaller than the maximum VBITX drawdown of -79.18%. Use the drawdown chart below to compare losses from any high point for FXNAX and VBITX.
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Drawdown Indicators
| FXNAX | VBITX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -19.51% | -79.18% | +59.67% |
Max Drawdown (1Y)Largest decline over 1 year | -2.71% | -1.54% | -1.17% |
Max Drawdown (5Y)Largest decline over 5 years | -18.54% | -8.61% | -9.93% |
Max Drawdown (10Y)Largest decline over 10 years | -19.51% | -79.18% | +59.67% |
Current DrawdownCurrent decline from peak | -3.23% | -74.91% | +71.68% |
Average DrawdownAverage peak-to-trough decline | -3.87% | -45.91% | +42.04% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.97% | 0.43% | +0.54% |
Volatility
FXNAX vs. VBITX - Volatility Comparison
Fidelity U.S. Bond Index Fund (FXNAX) has a higher volatility of 1.64% compared to Vanguard Short-Term Bond Index Fund Institutional Shares (VBITX) at 0.73%. This indicates that FXNAX's price experiences larger fluctuations and is considered to be riskier than VBITX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| FXNAX | VBITX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.64% | 0.73% | +0.91% |
Volatility (6M)Calculated over the trailing 6-month period | 2.61% | 1.47% | +1.14% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.35% | 2.38% | +1.97% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.04% | 2.93% | +3.11% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.99% | 160.18% | -155.19% |