SYSB vs. DBND
SYSB (iShares Systematic Bond ETF) and DBND (DoubleLine Opportunistic Bond ETF) are both Intermediate Core-Plus Bond funds - SYSB tracks the BlackRock Universal Systematic Bond Index while DBND tracks the Bloomberg US Aggregate Bond Index. Both are passively managed. Over the past 3 years, SYSB returned 6.36%/yr vs 4.43%/yr for DBND. Their 0.78 correlation means they have sometimes moved together and sometimes differently. SYSB charges 0.25%/yr vs 0.50%/yr for DBND.
Performance
SYSB vs. DBND - Performance Comparison
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Returns By Period
In the year-to-date period, SYSB achieves a -0.64% return, which is significantly higher than DBND's -0.89% return.
SYSB
- 1D
- -0.22%
- 1M
- -1.31%
- 6M
- -0.94%
- YTD
- -0.64%
- 1Y
- 2.56%
- 3Y*
- 6.36%
- 5Y*
- 1.13%
- 10Y*
- 2.10%
- ALL TIME*
- 2.28%
DBND
- 1D
- -0.31%
- 1M
- -1.01%
- 6M
- -1.26%
- YTD
- -0.89%
- 1Y
- 1.72%
- 3Y*
- 4.43%
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- 2.17%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $3.03M | $2.95M | $3.32M | |
| $4.79M | $5.34M | $7.44M |
SYSB vs. DBND - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | |
|---|---|---|---|---|---|
SYSB iShares Systematic Bond ETF | -0.64% | 8.32% | 6.04% | 8.22% | -7.18% |
DBND DoubleLine Opportunistic Bond ETF | -0.89% | 7.41% | 3.06% | 6.33% | -5.93% |
Correlation
The correlation between SYSB and DBND is 0.91, 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. | 0.91 |
Correlation (3Y) Balances recent behavior with more history. | 0.79 |
Correlation (All Time) Calculated using the full available price history since Apr 5, 2022 | 0.78 |
The correlation between SYSB and DBND shifts across timeframes, from 0.78 (all time) to 0.91 (1 year), reflecting how their relationship changes across market environments.
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Return for Risk
SYSB vs. DBND — Risk / Return Rank
SYSB
DBND
SYSB vs. DBND - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Systematic Bond ETF (SYSB) and DoubleLine Opportunistic Bond ETF (DBND). 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.
| SYSB | DBND | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.02 | ||
| Sortino ratioReturn per unit of downside risk | -0.05 | ||
| Omega ratioGain probability vs. loss probability | 1.13 | 1.14 | -0.01 |
| Calmar ratioReturn relative to maximum drawdown | 1.04 | 0.90 | +0.14 |
| Martin ratioReturn relative to average drawdown | 2.61 | 2.14 | +0.47 |
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Drawdowns
SYSB vs. DBND - Drawdown Comparison
The maximum SYSB drawdown since its inception was -18.47%, which is greater than DBND's maximum drawdown of -9.39%. Use the drawdown chart below to compare losses from any high point for SYSB and DBND.
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Drawdown Indicators
| SYSB | DBND | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -18.47% | -9.39% | -9.08% |
Max Drawdown (1Y)Largest decline over 1 year | -2.99% | -2.83% | -0.16% |
Max Drawdown (3Y)Largest decline over 3 years | -2.99% | -5.03% | +2.04% |
Max Drawdown (5Y)Largest decline over 5 years | -18.47% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -18.47% | — | — |
Current DrawdownCurrent decline from peak | -2.47% | -2.46% | -0.01% |
Average DrawdownAverage peak-to-trough decline | -3.25% | -2.25% | -1.00% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.19% | 1.19% | 0.00% |
Volatility
SYSB vs. DBND - Volatility Comparison
iShares Systematic Bond ETF (SYSB) has a higher volatility of 1.06% compared to DoubleLine Opportunistic Bond ETF (DBND) at 0.90%. This indicates that SYSB's price experiences larger fluctuations and is considered to be riskier than DBND based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SYSB | DBND | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.06% | 0.90% | +0.16% |
Volatility (6M)Calculated over the trailing 6-month period | 3.18% | 2.59% | +0.59% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.06% | 3.24% | +0.82% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.66% | 5.04% | +0.62% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.93% | 5.04% | -0.11% |
SYSB vs. DBND - Expense Ratio Comparison
SYSB has a 0.25% expense ratio, which is lower than DBND's 0.50% expense ratio.
Dividends
SYSB vs. DBND - Dividend Comparison
SYSB's dividend yield for the trailing twelve months is around 4.61%, less than DBND's 4.83% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
DBND DoubleLine Opportunistic Bond ETF | 4.41% | 4.78% | 5.19% | 4.39% | 2.74% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
SYSB iShares Systematic Bond ETF | 4.21% | 4.78% | 5.04% | 4.44% | 3.27% | 1.92% | 2.57% | 3.27% | 3.61% | 2.74% | 2.92% | 2.26% |
Frequently Asked Questions
With a correlation of 0.91, SYSB and DBND 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.
SYSB has higher volatility (1.06%) compared to DBND (0.90%). In terms of maximum drawdown, SYSB dropped -18.47% vs DBND's -9.39%.
On 3-year performance, SYSB leads with 6.36% vs 4.43% for DBND. On fees, SYSB is cheaper at 0.25% per year. On volatility, DBND has been the lower-risk option at 0.90%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 3-year period, SYSB has performed better with a 6.36% return vs 4.43%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
SYSB is cheaper with a 0.25% expense ratio, compared with 0.50% for DBND.
DBND has the higher dividend yield at 4.41%, compared with 4.21% for SYSB.
SYSB tracks BlackRock Universal Systematic Bond Index, while DBND tracks Bloomberg US Aggregate Bond Index. They also come from different issuers: iShares and DoubleLine. Their fees differ too: 0.25% for SYSB and 0.50% for DBND.
DBND currently has the higher Sharpe Ratio (0.79 vs 0.77), 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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