IBDY vs. VCIT
IBDY (iShares iBonds Dec 2033 Term Corporate ETF) and VCIT (Vanguard Intermediate-Term Corporate Bond ETF) are both Corporate Bonds funds - IBDY tracks the Bloomberg December 2033 Maturity Corporate Index while VCIT tracks the Bloomberg U.S. 5-10 Year Corporate Bond Index. Both are passively managed. Over the past year, IBDY returned 5.45% vs 5.51% for VCIT. With a 0.96 correlation, they move nearly in lockstep. IBDY charges 0.10%/yr vs 0.03%/yr for VCIT.
Performance
IBDY vs. VCIT - Performance Comparison
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Returns By Period
In the year-to-date period, IBDY achieves a -0.23% return, which is significantly higher than VCIT's -0.25% return.
IBDY
- 1D
- -0.49%
- 1M
- -0.73%
- YTD
- -0.23%
- 6M
- 0.14%
- 1Y
- 5.45%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
VCIT
- 1D
- -0.56%
- 1M
- -0.75%
- YTD
- -0.25%
- 6M
- -0.07%
- 1Y
- 5.51%
- 3Y*
- 5.87%
- 5Y*
- 1.13%
- 10Y*
- 2.89%
IBDY vs. VCIT - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | |
|---|---|---|---|---|
IBDY iShares iBonds Dec 2033 Term Corporate ETF | -0.23% | 9.41% | 2.02% | 5.75% |
VCIT Vanguard Intermediate-Term Corporate Bond ETF | -0.25% | 9.34% | 3.20% | 5.51% |
Correlation
The correlation between IBDY and VCIT is 0.98 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.98 |
Correlation (All Time) Calculated using the full available price history since Jun 26, 2023 | 0.96 |
The correlation between IBDY and VCIT has been stable across timeframes, ranging from 0.96 to 0.98 - a consistent structural relationship.
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Return for Risk
IBDY vs. VCIT — Risk / Return Rank
IBDY
VCIT
IBDY vs. VCIT - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Dec 2033 Term Corporate ETF (IBDY) and Vanguard Intermediate-Term Corporate Bond ETF (VCIT). 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.
| IBDY | VCIT | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.04 | ||
| Sortino ratioReturn per unit of downside risk | -0.03 | ||
| Omega ratioGain probability vs. loss probability | 1.23 | 1.24 | -0.01 |
| Calmar ratioReturn relative to maximum drawdown | 1.93 | 1.87 | +0.06 |
| Martin ratioReturn relative to average drawdown | 6.14 | 6.19 | -0.05 |
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
| IBDY | VCIT | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.31 | 1.35 | -0.04 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | — | 0.17 | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 0.46 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.90 | 0.75 | +0.15 |
Drawdowns
IBDY vs. VCIT - Drawdown Comparison
The maximum IBDY drawdown since its inception was -7.53%, smaller than the maximum VCIT drawdown of -20.56%. Use the drawdown chart below to compare losses from any high point for IBDY and VCIT.
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Drawdown Indicators
| IBDY | VCIT | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -7.53% | -20.56% | +13.03% |
Max Drawdown (1Y)Largest decline over 1 year | -2.84% | -2.96% | +0.12% |
Max Drawdown (3Y)Largest decline over 3 years | — | -6.11% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -20.56% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -20.56% | — |
Current DrawdownCurrent decline from peak | -1.76% | -1.78% | +0.02% |
Average DrawdownAverage peak-to-trough decline | -1.57% | -3.16% | +1.59% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.89% | 0.89% | 0.00% |
Volatility
IBDY vs. VCIT - Volatility Comparison
The current volatility for iShares iBonds Dec 2033 Term Corporate ETF (IBDY) is 1.33%, while Vanguard Intermediate-Term Corporate Bond ETF (VCIT) has a volatility of 1.42%. This indicates that IBDY experiences smaller price fluctuations and is considered to be less risky than VCIT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IBDY | VCIT | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.33% | 1.42% | -0.09% |
Volatility (6M)Calculated over the trailing 6-month period | 3.04% | 3.10% | -0.06% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.18% | 4.11% | +0.07% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.35% | 6.61% | -0.26% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 6.35% | 6.28% | +0.07% |
IBDY vs. VCIT - Expense Ratio Comparison
IBDY has a 0.10% expense ratio, which is higher than VCIT's 0.03% 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
IBDY vs. VCIT - Dividend Comparison
IBDY's dividend yield for the trailing twelve months is around 4.91%, more than VCIT's 4.82% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IBDY iShares iBonds Dec 2033 Term Corporate ETF | 4.91% | 4.87% | 5.02% | 2.20% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
VCIT Vanguard Intermediate-Term Corporate Bond ETF | 4.82% | 4.62% | 4.43% | 3.72% | 3.03% | 2.87% | 2.78% | 3.37% | 3.61% | 3.21% | 3.29% | 3.34% |
Frequently Asked Questions
With a correlation of 0.98, IBDY and VCIT 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.
VCIT has higher volatility (1.42%) compared to IBDY (1.33%). In terms of maximum drawdown, IBDY dropped -7.53% vs VCIT's -20.56%.
On 1-year performance, VCIT leads with 5.51% vs 5.45% for IBDY. On fees, VCIT is cheaper at 0.03% per year. Their volatility is very similar. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, VCIT has performed better with a 5.51% return vs 5.45%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
VCIT is cheaper with a 0.03% expense ratio, compared with 0.10% for IBDY.
IBDY has the higher dividend yield at 4.91%, compared with 4.82% for VCIT.
IBDY tracks Bloomberg December 2033 Maturity Corporate Index, while VCIT tracks Bloomberg U.S. 5-10 Year Corporate Bond Index. They also come from different issuers: iShares and Vanguard. Their fees differ too: 0.10% for IBDY and 0.03% for VCIT.
VCIT currently has the higher Sharpe Ratio (1.35 vs 1.31), 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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