BSV vs. FLDB
Compare and contrast key facts about Vanguard Short-Term Bond Index Fund ETF Shares (BSV) and Fidelity Low Duration Bond ETF (FLDB).
BSV and FLDB are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. BSV is a passively managed fund by Vanguard that tracks the performance of the Bloomberg U.S. 1–5 Year Government/Credit Float Adjusted Index. It was launched on Apr 3, 2007. FLDB is an actively managed fund by Fidelity. It was launched on Feb 22, 2024.
Performance
BSV vs. FLDB - Performance Comparison
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BSV vs. FLDB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
BSV Vanguard Short-Term Bond Index Fund ETF Shares | 0.16% | 6.00% | 4.34% |
FLDB Fidelity Low Duration Bond ETF | 0.82% | 4.93% | 4.29% |
Returns By Period
In the year-to-date period, BSV achieves a 0.16% return, which is significantly lower than FLDB's 0.82% return.
BSV
- 1D
- 0.02%
- 1M
- -0.57%
- YTD
- 0.16%
- 6M
- 1.15%
- 1Y
- 4.05%
- 3Y*
- 4.27%
- 5Y*
- 1.68%
- 10Y*
- 1.97%
FLDB
- 1D
- 0.02%
- 1M
- 0.20%
- YTD
- 0.82%
- 6M
- 1.89%
- 1Y
- 4.49%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
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BSV vs. FLDB - Expense Ratio Comparison
BSV has a 0.03% expense ratio, which is lower than FLDB's 0.20% 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
BSV vs. FLDB — Risk / Return Rank
BSV
FLDB
BSV vs. FLDB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Short-Term Bond Index Fund ETF Shares (BSV) and Fidelity Low Duration Bond ETF (FLDB). 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.
| BSV | FLDB | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 2.04 | 4.35 | -2.31 |
Sortino ratioReturn per unit of downside risk | 3.25 | 7.43 | -4.18 |
Omega ratioGain probability vs. loss probability | 1.40 | 2.05 | -0.66 |
Calmar ratioReturn relative to maximum drawdown | 3.23 | 11.81 | -8.59 |
Martin ratioReturn relative to average drawdown | 12.23 | 67.36 | -55.12 |
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
| BSV | FLDB | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.04 | 4.35 | -2.31 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.62 | — | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.83 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.86 | 3.62 | -2.76 |
Correlation
The correlation between BSV and FLDB is 0.27, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.
Dividends
BSV vs. FLDB - Dividend Comparison
BSV's dividend yield for the trailing twelve months is around 3.93%, less than FLDB's 4.55% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BSV Vanguard Short-Term Bond Index Fund ETF Shares | 3.93% | 3.83% | 3.38% | 2.46% | 1.50% | 1.45% | 1.79% | 2.29% | 1.99% | 1.65% | 1.48% | 1.40% |
FLDB Fidelity Low Duration Bond ETF | 4.55% | 4.72% | 3.58% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Drawdowns
BSV vs. FLDB - Drawdown Comparison
The maximum BSV drawdown since its inception was -8.54%, which is greater than FLDB's maximum drawdown of -0.49%. Use the drawdown chart below to compare losses from any high point for BSV and FLDB.
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Drawdown Indicators
| BSV | FLDB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -8.54% | -0.49% | -8.05% |
Max Drawdown (1Y)Largest decline over 1 year | -1.29% | -0.40% | -0.89% |
Max Drawdown (5Y)Largest decline over 5 years | -8.54% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -8.54% | — | — |
Current DrawdownCurrent decline from peak | -0.76% | 0.00% | -0.76% |
Average DrawdownAverage peak-to-trough decline | -0.98% | -0.05% | -0.93% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.34% | 0.07% | +0.27% |
Volatility
BSV vs. FLDB - Volatility Comparison
Vanguard Short-Term Bond Index Fund ETF Shares (BSV) has a higher volatility of 0.78% compared to Fidelity Low Duration Bond ETF (FLDB) at 0.28%. This indicates that BSV's price experiences larger fluctuations and is considered to be riskier than FLDB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BSV | FLDB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.78% | 0.28% | +0.50% |
Volatility (6M)Calculated over the trailing 6-month period | 1.19% | 0.68% | +0.51% |
Volatility (1Y)Calculated over the trailing 1-year period | 2.00% | 1.05% | +0.95% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 2.71% | 1.33% | +1.38% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 2.37% | 1.33% | +1.04% |