BLV vs. EDV
BLV (Vanguard Long-Term Bond ETF) and EDV (Vanguard Extended Duration Treasury ETF) are both exchange-traded funds - BLV is a Long-Term Bond fund tracking the Bloomberg U.S. Long Government/Credit Float Adjusted Index, while EDV is a Government Bonds fund tracking the Bloomberg U.S. Treasury STRIPS 20-30 Year Equal Par Bond Index. Both are passively managed. Over the past 10 years, BLV returned 0.27%/yr vs -4.47%/yr for EDV. Their correlation of 0.90 means they have usually moved in the same direction. BLV charges 0.03%/yr vs 0.05%/yr for EDV.
Performance
BLV vs. EDV - Performance Comparison
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Returns By Period
In the year-to-date period, BLV achieves a -2.81% return, which is significantly higher than EDV's -6.20% return. Over the past 10 years, BLV has outperformed EDV with an annualized return of 0.27%, while EDV has yielded a comparatively lower -4.47% annualized return.
BLV
- 1D
- -0.47%
- 1M
- -3.57%
- 6M
- -2.98%
- YTD
- -2.81%
- 1Y
- -0.73%
- 3Y*
- 1.49%
- 5Y*
- -5.04%
- 10Y*
- 0.27%
- ALL TIME*
- 4.03%
EDV
- 1D
- -1.06%
- 1M
- -6.35%
- 6M
- -5.97%
- YTD
- -6.20%
- 1Y
- -6.00%
- 3Y*
- -5.53%
- 5Y*
- -12.61%
- 10Y*
- -4.47%
- ALL TIME*
- 2.34%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $48.82M | $52.31M | $45.06M | |
| $89.59M | $71.96M | $67.10M |
BLV vs. EDV - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BLV Vanguard Long-Term Bond ETF | -2.81% | 6.44% | -3.65% | 7.35% | -26.95% | -2.89% | 16.13% | 18.99% | -4.17% | 10.74% |
EDV Vanguard Extended Duration Treasury ETF | -6.20% | 0.65% | -12.78% | 1.65% | -39.15% | -6.19% | 23.59% | 18.67% | -3.40% | 13.94% |
Correlation
The correlation between BLV and EDV is 0.96 - they have historically moved very closely together. At this level, their price movements offset little of one another.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.96 |
Correlation (3Y) Balances recent behavior with more history. | 0.97 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.96 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.95 |
Correlation (All Time) Calculated using the full available price history since Dec 13, 2007 | 0.90 |
The correlation between BLV and EDV has been stable across timeframes, ranging from 0.90 to 0.97 - a consistent structural relationship.
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Return for Risk
BLV vs. EDV — Risk / Return Rank
BLV
EDV
BLV vs. EDV - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Long-Term Bond ETF (BLV) and Vanguard Extended Duration Treasury ETF (EDV). 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.
| BLV | EDV | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.37 | ||
| Sortino ratioReturn per unit of downside risk | +0.48 | ||
| Omega ratioGain probability vs. loss probability | 1.02 | 0.96 | +0.05 |
| Calmar ratioReturn relative to maximum drawdown | 0.07 | -0.33 | +0.41 |
| Martin ratioReturn relative to average drawdown | 0.16 | -0.70 | +0.86 |
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Drawdowns
BLV vs. EDV - Drawdown Comparison
The maximum BLV drawdown since its inception was -38.29%, smaller than the maximum EDV drawdown of -59.96%. Use the drawdown chart below to compare losses from any high point for BLV and EDV.
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Drawdown Indicators
| BLV | EDV | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -38.29% | -59.96% | +21.67% |
Max Drawdown (1Y)Largest decline over 1 year | -5.92% | -13.24% | +7.32% |
Max Drawdown (3Y)Largest decline over 3 years | -11.70% | -22.74% | +11.04% |
Max Drawdown (5Y)Largest decline over 5 years | -36.27% | -55.03% | +18.76% |
Max Drawdown (10Y)Largest decline over 10 years | -38.29% | -59.96% | +21.67% |
Current DrawdownCurrent decline from peak | -26.48% | -56.96% | +30.48% |
Average DrawdownAverage peak-to-trough decline | -9.63% | -23.70% | +14.07% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.63% | 6.34% | -3.71% |
Volatility
BLV vs. EDV - Volatility Comparison
The current volatility for Vanguard Long-Term Bond ETF (BLV) is 2.12%, while Vanguard Extended Duration Treasury ETF (EDV) has a volatility of 3.85%. This indicates that BLV experiences smaller price fluctuations and is considered to be less risky than EDV based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BLV | EDV | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.12% | 3.85% | -1.73% |
Volatility (6M)Calculated over the trailing 6-month period | 5.96% | 10.24% | -4.28% |
Volatility (1Y)Calculated over the trailing 1-year period | 7.83% | 14.08% | -6.25% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 12.90% | 21.52% | -8.62% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 11.95% | 19.74% | -7.79% |
BLV vs. EDV - Expense Ratio Comparison
BLV has a 0.03% expense ratio, which is lower than EDV'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%.
Dividends
BLV vs. EDV - Dividend Comparison
BLV's dividend yield for the trailing twelve months is around 4.97%, less than EDV's 5.45% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BLV Vanguard Long-Term Bond ETF | 4.54% | 4.67% | 5.09% | 4.06% | 4.17% | 3.37% | 6.12% | 3.57% | 4.07% | 3.63% | 4.16% | 4.37% |
EDV Vanguard Extended Duration Treasury ETF | 5.45% | 4.94% | 4.65% | 3.81% | 3.28% | 1.95% | 5.54% | 3.51% | 2.90% | 2.92% | 5.32% | 4.24% |
Frequently Asked Questions
With a correlation of 0.96, BLV and EDV 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.
EDV has higher volatility (3.85%) compared to BLV (2.12%). In terms of maximum drawdown, BLV dropped -38.29% vs EDV's -59.96%.
On 10-year performance, BLV leads with 0.27% vs -4.47% for EDV. On fees, BLV is cheaper at 0.03% per year. On volatility, BLV has been the lower-risk option at 2.12%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, BLV has performed better with a 0.27% return vs -4.47%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
BLV is cheaper with a 0.03% expense ratio, compared with 0.05% for EDV.
EDV has the higher dividend yield at 5.45%, compared with 4.54% for BLV.
BLV is categorized as Long-Term Bond, while EDV is Government Bonds. BLV tracks Bloomberg U.S. Long Government/Credit Float Adjusted Index, while EDV tracks Bloomberg U.S. Treasury STRIPS 20-30 Year Equal Par Bond Index. Their fees differ too: 0.03% for BLV and 0.05% for EDV.
BLV currently has the higher Sharpe Ratio (0.05 vs -0.31), 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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