VDCA.L vs. IBTA.L
VDCA.L (Vanguard USD Corporate 1-3 Year Bond UCITS ETF USD Accumulation) and IBTA.L (iShares USD Treasury Bond 1-3yr UCITS ETF (Acc)) are both exchange-traded funds - VDCA.L is a Short-Term Bond fund tracking the Bloomberg Global Aggregate Corporate - United States Dollar Index 1-3 Year, while IBTA.L is a Government Bonds fund tracking the ICE US Treasury 1-3 Year Index. Both are passively managed. Over the past 5 years, VDCA.L returned 2.55%/yr vs 1.87%/yr for IBTA.L. A 0.58 correlation means they provide meaningful diversification when combined. VDCA.L charges 0.09%/yr vs 0.07%/yr for IBTA.L.
Performance
VDCA.L vs. IBTA.L - Performance Comparison
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Returns By Period
In the year-to-date period, VDCA.L achieves a 0.68% return, which is significantly higher than IBTA.L's 0.46% return.
VDCA.L
- 1D
- -0.09%
- 1M
- 0.05%
- YTD
- 0.68%
- 6M
- 1.01%
- 1Y
- 4.12%
- 3Y*
- 5.27%
- 5Y*
- 2.55%
- 10Y*
- —
IBTA.L
- 1D
- 0.13%
- 1M
- 0.13%
- YTD
- 0.46%
- 6M
- 0.92%
- 1Y
- 3.43%
- 3Y*
- 4.23%
- 5Y*
- 1.87%
- 10Y*
- —
VDCA.L vs. IBTA.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|---|
VDCA.L Vanguard USD Corporate 1-3 Year Bond UCITS ETF USD Accumulation | 0.68% | 5.87% | 5.54% | 5.39% | -3.80% | -0.21% | 3.56% | 4.32% |
IBTA.L iShares USD Treasury Bond 1-3yr UCITS ETF (Acc) | 0.46% | 5.30% | 4.11% | 4.15% | -3.75% | -0.64% | 3.14% | 3.23% |
Correlation
The correlation between VDCA.L and IBTA.L is 0.55, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.55 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.63 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.67 |
Correlation (All Time) Calculated using the full available price history since Feb 22, 2019 | 0.58 |
The correlation between VDCA.L and IBTA.L shifts across timeframes, from 0.55 (1 year) to 0.67 (5 years), reflecting how their relationship changes across market environments.
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Return for Risk
VDCA.L vs. IBTA.L — Risk / Return Rank
VDCA.L
IBTA.L
VDCA.L vs. IBTA.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard USD Corporate 1-3 Year Bond UCITS ETF USD Accumulation (VDCA.L) and iShares USD Treasury Bond 1-3yr UCITS ETF (Acc) (IBTA.L). 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.
| VDCA.L | IBTA.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.20 | ||
| Sortino ratioReturn per unit of downside risk | -0.49 | ||
| Omega ratioGain probability vs. loss probability | 1.53 | 1.59 | -0.06 |
| Calmar ratioReturn relative to maximum drawdown | 5.07 | 4.62 | +0.45 |
| Martin ratioReturn relative to average drawdown | 19.78 | 17.47 | +2.32 |
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
| VDCA.L | IBTA.L | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.60 | 2.80 | -0.20 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 1.21 | 0.93 | +0.27 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.83 | 1.08 | -0.25 |
Drawdowns
VDCA.L vs. IBTA.L - Drawdown Comparison
The maximum VDCA.L drawdown since its inception was -9.85%, which is greater than IBTA.L's maximum drawdown of -5.80%. Use the drawdown chart below to compare losses from any high point for VDCA.L and IBTA.L.
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Drawdown Indicators
| VDCA.L | IBTA.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -9.85% | -5.80% | -4.05% |
Max Drawdown (1Y)Largest decline over 1 year | -0.80% | -0.74% | -0.06% |
Max Drawdown (3Y)Largest decline over 3 years | -1.14% | -0.89% | -0.25% |
Max Drawdown (5Y)Largest decline over 5 years | -6.43% | -5.70% | -0.73% |
Current DrawdownCurrent decline from peak | -0.34% | -0.13% | -0.21% |
Average DrawdownAverage peak-to-trough decline | -1.06% | -0.97% | -0.09% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.21% | 0.20% | +0.01% |
Volatility
VDCA.L vs. IBTA.L - Volatility Comparison
Vanguard USD Corporate 1-3 Year Bond UCITS ETF USD Accumulation (VDCA.L) has a higher volatility of 0.56% compared to iShares USD Treasury Bond 1-3yr UCITS ETF (Acc) (IBTA.L) at 0.43%. This indicates that VDCA.L's price experiences larger fluctuations and is considered to be riskier than IBTA.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VDCA.L | IBTA.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.56% | 0.43% | +0.13% |
Volatility (6M)Calculated over the trailing 6-month period | 1.10% | 0.86% | +0.24% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.57% | 1.23% | +0.34% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 2.11% | 2.00% | +0.11% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.46% | 1.76% | +1.70% |
VDCA.L vs. IBTA.L - Expense Ratio Comparison
VDCA.L has a 0.09% expense ratio, which is higher than IBTA.L's 0.07% 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
VDCA.L vs. IBTA.L - Dividend Comparison
Neither VDCA.L nor IBTA.L has paid dividends to shareholders.
Frequently Asked Questions
VDCA.L and IBTA.L have a correlation of 0.55, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, IBTA.L is cheaper at 0.07% per year. The better choice depends on whether you care most about return, fees, risk, or income.
IBTA.L is cheaper with a 0.07% expense ratio, compared with 0.09% for VDCA.L.
VDCA.L is categorized as Short-Term Bond, while IBTA.L is Government Bonds. VDCA.L tracks Bloomberg Global Aggregate Corporate - United States Dollar Index 1-3 Year, while IBTA.L tracks ICE US Treasury 1-3 Year Index. They also come from different issuers: Vanguard and iShares. Their fees differ too: 0.09% for VDCA.L and 0.07% for IBTA.L.
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