IBCI.L vs. VDTY.L
IBCI.L (iShares € Inflation Linked Govt Bond UCITS ETF EUR (Acc)) and VDTY.L (Vanguard USD Treasury Bond UCITS ETF) are both Government Bonds funds - IBCI.L tracks the iShares € Inflation Linked Govt Bond UCITS ETF EUR (Acc) while VDTY.L tracks the Bloomberg Global Aggregate US Treasury Float Adjusted Index. Both are passively managed. Over the past 10 years, IBCI.L returned 1.54%/yr vs 0.52%/yr for VDTY.L. At a 0.47 correlation, their price movements are largely independent. IBCI.L charges 0.09%/yr vs 0.05%/yr for VDTY.L.
Performance
IBCI.L vs. VDTY.L - Performance Comparison
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Different Trading Currencies
IBCI.L is traded in GBP, while VDTY.L is traded in USD. To make them comparable, the VDTY.L values have been converted to GBP using the latest available exchange rates.
Returns By Period
In the year-to-date period, IBCI.L achieves a -0.50% return, which is significantly higher than VDTY.L's -0.80% return. Over the past 10 years, IBCI.L has outperformed VDTY.L with an annualized return of 1.54%, while VDTY.L has yielded a comparatively lower 0.52% annualized return.
IBCI.L
- 1D
- -0.23%
- 1M
- -2.45%
- 6M
- -0.49%
- YTD
- -0.50%
- 1Y
- 0.53%
- 3Y*
- 1.66%
- 5Y*
- 0.22%
- 10Y*
- 1.54%
VDTY.L
- 1D
- -0.94%
- 1M
- -1.12%
- 6M
- -1.00%
- YTD
- -0.80%
- 1Y
- 2.31%
- 3Y*
- 1.75%
- 5Y*
- -0.37%
- 10Y*
- 0.52%
IBCI.L vs. VDTY.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IBCI.L iShares € Inflation Linked Govt Bond UCITS ETF EUR (Acc) | -0.50% | 6.03% | -4.55% | 3.48% | -4.33% | -0.79% | 8.45% | 1.18% | -1.05% | 5.00% |
VDTY.L Vanguard USD Treasury Bond UCITS ETF | -0.80% | -1.29% | 2.60% | -1.41% | -1.88% | -1.48% | 4.51% | 2.99% | 6.76% | -6.51% |
Correlation
The correlation between IBCI.L and VDTY.L is 0.31, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.31 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.38 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.40 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.46 |
Correlation (All Time) Calculated using the full available price history since Feb 24, 2016 | 0.47 |
The correlation between IBCI.L and VDTY.L shifts across timeframes, from 0.31 (1 year) to 0.47 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
IBCI.L vs. VDTY.L — Risk / Return Rank
IBCI.L
VDTY.L
IBCI.L vs. VDTY.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares € Inflation Linked Govt Bond UCITS ETF EUR (Acc) (IBCI.L) and Vanguard USD Treasury Bond UCITS ETF (VDTY.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.
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.
| IBCI.L | VDTY.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.25 | ||
| Sortino ratioReturn per unit of downside risk | -0.37 | ||
| Omega ratioGain probability vs. loss probability | 1.02 | 1.06 | -0.05 |
| Calmar ratioReturn relative to maximum drawdown | 0.13 | 0.40 | -0.27 |
| Martin ratioReturn relative to average drawdown | 0.29 | 0.95 | -0.66 |
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Drawdowns
IBCI.L vs. VDTY.L - Drawdown Comparison
The maximum IBCI.L drawdown since its inception was -30.47%, which is greater than VDTY.L's maximum drawdown of -22.87%. Use the drawdown chart below to compare losses from any high point for IBCI.L and VDTY.L.
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Drawdown Indicators
| IBCI.L | VDTY.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -30.47% | -22.87% | -7.60% |
Max Drawdown (1Y)Largest decline over 1 year | -3.49% | -5.75% | +2.26% |
Max Drawdown (3Y)Largest decline over 3 years | -14.28% | -8.56% | -5.72% |
Max Drawdown (5Y)Largest decline over 5 years | -14.28% | -16.81% | +2.53% |
Max Drawdown (10Y)Largest decline over 10 years | -14.53% | -22.87% | +8.34% |
Current DrawdownCurrent decline from peak | -8.97% | -18.55% | +9.58% |
Average DrawdownAverage peak-to-trough decline | -10.76% | -12.86% | +2.10% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.53% | 2.42% | -0.89% |
Volatility
IBCI.L vs. VDTY.L - Volatility Comparison
The current volatility for iShares € Inflation Linked Govt Bond UCITS ETF EUR (Acc) (IBCI.L) is 1.34%, while Vanguard USD Treasury Bond UCITS ETF (VDTY.L) has a volatility of 2.20%. This indicates that IBCI.L experiences smaller price fluctuations and is considered to be less risky than VDTY.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IBCI.L | VDTY.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.34% | 2.20% | -0.86% |
Volatility (6M)Calculated over the trailing 6-month period | 3.71% | 5.27% | -1.56% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.90% | 6.65% | -1.75% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 11.49% | 8.98% | +2.51% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 11.76% | 9.37% | +2.39% |
IBCI.L vs. VDTY.L - Expense Ratio Comparison
IBCI.L has a 0.09% expense ratio, which is higher than VDTY.L's 0.05% 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
IBCI.L vs. VDTY.L - Dividend Comparison
IBCI.L has not paid dividends to shareholders, while VDTY.L's dividend yield for the trailing twelve months is around 4.27%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
IBCI.L iShares € Inflation Linked Govt Bond UCITS ETF EUR (Acc) | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
VDTY.L Vanguard USD Treasury Bond UCITS ETF | 4.27% | 4.29% | 4.07% | 3.40% | 2.09% | 1.21% | 1.54% | 2.34% | 2.33% | 1.57% | 0.99% |
Frequently Asked Questions
IBCI.L and VDTY.L have a correlation of 0.31, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, VDTY.L is cheaper at 0.05% per year. The better choice depends on whether you care most about return, fees, risk, or income.
VDTY.L is cheaper with a 0.05% expense ratio, compared with 0.09% for IBCI.L.
IBCI.L tracks iShares € Inflation Linked Govt Bond UCITS ETF EUR (Acc), while VDTY.L tracks Bloomberg Global Aggregate US Treasury Float Adjusted Index. They also come from different issuers: iShares and Vanguard. Their fees differ too: 0.09% for IBCI.L and 0.05% for VDTY.L.
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