VBLLX vs. FJTDX
VBLLX (Vanguard Long-Term Bond Index Fund Institutional Shares) and FJTDX (Fidelity Flex Conservative Income Bond Fund) are both Total Bond Market funds. Over the past 5 years, VBLLX returned -5.26%/yr vs 3.74%/yr for FJTDX. Their 0.21 correlation means their historical movements had little consistent relationship. VBLLX charges 0.05%/yr vs 0.00%/yr for FJTDX.
Performance
VBLLX vs. FJTDX - Performance Comparison
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Returns By Period
In the year-to-date period, VBLLX achieves a -3.40% return, which is significantly lower than FJTDX's 1.93% return.
VBLLX
- 1D
- -0.50%
- 1M
- -3.76%
- 6M
- -3.24%
- YTD
- -3.40%
- 1Y
- -1.14%
- 3Y*
- 1.12%
- 5Y*
- -5.26%
- 10Y*
- 0.08%
- ALL TIME*
- 3.79%
FJTDX
- 1D
- 0.00%
- 1M
- 0.00%
- 6M
- 1.58%
- YTD
- 1.93%
- 1Y
- 3.91%
- 3Y*
- 4.88%
- 5Y*
- 3.74%
- 10Y*
- —
- ALL TIME*
- 3.05%
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 |
VBLLX vs. FJTDX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
VBLLX Vanguard Long-Term Bond Index Fund Institutional Shares | -3.40% | 6.60% | -4.12% | 7.13% | -27.20% | -3.08% | 16.27% | 19.15% | -0.26% |
FJTDX Fidelity Flex Conservative Income Bond Fund | 1.93% | 4.75% | 5.69% | 5.48% | 1.00% | 0.16% | 1.57% | 3.20% | 0.50% |
Correlation
The correlation between VBLLX and FJTDX is 0.17, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.17 |
Correlation (3Y) Balances recent behavior with more history. | 0.19 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.21 |
Correlation (All Time) Calculated using the full available price history since Aug 31, 2018 | 0.21 |
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Return for Risk
VBLLX vs. FJTDX — Risk / Return Rank
VBLLX
FJTDX
VBLLX vs. FJTDX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Long-Term Bond Index Fund Institutional Shares (VBLLX) and Fidelity Flex Conservative Income Bond Fund (FJTDX). 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.
| VBLLX | FJTDX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -3.26 | ||
| Sortino ratioReturn per unit of downside risk | -13.62 | ||
| Omega ratioGain probability vs. loss probability | 1.00 | 5.70 | -4.70 |
| Calmar ratioReturn relative to maximum drawdown | -0.02 | 39.52 | -39.53 |
| Martin ratioReturn relative to average drawdown | -0.04 | 98.18 | -98.22 |
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Drawdowns
VBLLX vs. FJTDX - Drawdown Comparison
The maximum VBLLX drawdown since its inception was -38.42%, which is greater than FJTDX's maximum drawdown of -1.90%. Use the drawdown chart below to compare losses from any high point for VBLLX and FJTDX.
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Drawdown Indicators
| VBLLX | FJTDX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -38.42% | -1.90% | -36.52% |
Max Drawdown (1Y)Largest decline over 1 year | -6.35% | -0.10% | -6.25% |
Max Drawdown (3Y)Largest decline over 3 years | -11.55% | -0.90% | -10.65% |
Max Drawdown (5Y)Largest decline over 5 years | -36.29% | -0.90% | -35.39% |
Max Drawdown (10Y)Largest decline over 10 years | -38.42% | — | — |
Current DrawdownCurrent decline from peak | -27.42% | 0.00% | -27.42% |
Average DrawdownAverage peak-to-trough decline | -9.33% | -0.08% | -9.25% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.71% | 0.04% | +2.67% |
Volatility
VBLLX vs. FJTDX - Volatility Comparison
Vanguard Long-Term Bond Index Fund Institutional Shares (VBLLX) has a higher volatility of 2.07% compared to Fidelity Flex Conservative Income Bond Fund (FJTDX) at 0.20%. This indicates that VBLLX's price experiences larger fluctuations and is considered to be riskier than FJTDX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VBLLX | FJTDX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.07% | 0.20% | +1.87% |
Volatility (6M)Calculated over the trailing 6-month period | 6.06% | 0.87% | +5.19% |
Volatility (1Y)Calculated over the trailing 1-year period | 7.89% | 1.27% | +6.62% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 12.82% | 1.45% | +11.37% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 11.55% | 1.27% | +10.28% |
VBLLX vs. FJTDX - Expense Ratio Comparison
VBLLX has a 0.05% expense ratio, which is higher than FJTDX's 0.00% 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
VBLLX vs. FJTDX - Dividend Comparison
VBLLX's dividend yield for the trailing twelve months is around 4.57%, more than FJTDX's 3.93% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FJTDX Fidelity Flex Conservative Income Bond Fund | 3.93% | 4.63% | 5.42% | 4.70% | 1.39% | 0.36% | 1.45% | 2.65% | 1.17% | 0.00% | 0.00% | 0.00% |
VBLLX Vanguard Long-Term Bond Index Fund Institutional Shares | 4.57% | 4.66% | 4.64% | 3.75% | 4.16% | 2.89% | 5.84% | 3.62% | 3.82% | 3.69% | 4.19% | 4.98% |
Frequently Asked Questions
VBLLX and FJTDX have a correlation of 0.17, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
VBLLX has higher volatility (2.07%) compared to FJTDX (0.20%). In terms of maximum drawdown, VBLLX dropped -38.42% vs FJTDX's -1.90%.
FJTDX currently has the higher Sharpe Ratio (3.25 vs -0.01), 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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