VDTY.L vs. IBTG.L
VDTY.L (Vanguard USD Treasury Bond UCITS ETF) and IBTG.L (iShares $ Treasury Bond 1-3yr UCITS ETF GBP Hedged (Dist)) are both Government Bonds funds - VDTY.L tracks the Bloomberg Global Aggregate US Treasury Float Adjusted Index while IBTG.L tracks the iShares $ Treasury Bond 1-3yr UCITS ETF GBP Hedged (Dist). Both are passively managed. Over the past 5 years, VDTY.L returned -0.72%/yr vs 1.19%/yr for IBTG.L. At a 0.22 correlation, their price movements are largely independent. VDTY.L charges 0.05%/yr vs 0.10%/yr for IBTG.L.
Performance
VDTY.L vs. IBTG.L - Performance Comparison
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Different Trading Currencies
VDTY.L is traded in USD, while IBTG.L is traded in GBP. To make them comparable, the IBTG.L values have been converted to USD using the latest available exchange rates.
Returns By Period
In the year-to-date period, VDTY.L achieves a -0.40% return, which is significantly lower than IBTG.L's 1.19% return.
VDTY.L
- 1D
- 0.09%
- 1M
- -0.24%
- 6M
- -0.40%
- YTD
- -0.40%
- 1Y
- 3.41%
- 3Y*
- 2.87%
- 5Y*
- -0.72%
- 10Y*
- 0.78%
IBTG.L
- 1D
- 0.00%
- 1M
- 0.90%
- 6M
- 1.32%
- YTD
- 1.19%
- 1Y
- 4.22%
- 3Y*
- 5.24%
- 5Y*
- 1.19%
- 10Y*
- —
VDTY.L vs. IBTG.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
VDTY.L Vanguard USD Treasury Bond UCITS ETF | -0.40% | 6.28% | 0.84% | 3.77% | -12.31% | -2.40% | 7.67% | 7.06% | 2.24% |
IBTG.L iShares $ Treasury Bond 1-3yr UCITS ETF GBP Hedged (Dist) | 1.19% | 13.01% | 2.02% | 9.12% | -14.76% | -1.72% | 5.84% | 5.84% | -9.78% |
Correlation
The correlation between VDTY.L and IBTG.L is 0.32, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.32 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.36 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.34 |
Correlation (All Time) Calculated using the full available price history since Apr 10, 2018 | 0.22 |
The correlation between VDTY.L and IBTG.L shifts across timeframes, from 0.22 (all time) to 0.36 (3 years), reflecting how their relationship changes across market environments.
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Return for Risk
VDTY.L vs. IBTG.L — Risk / Return Rank
VDTY.L
IBTG.L
VDTY.L vs. IBTG.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard USD Treasury Bond UCITS ETF (VDTY.L) and iShares $ Treasury Bond 1-3yr UCITS ETF GBP Hedged (Dist) (IBTG.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.
| VDTY.L | IBTG.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.40 | ||
| Sortino ratioReturn per unit of downside risk | +0.59 | ||
| Omega ratioGain probability vs. loss probability | 1.17 | 1.10 | +0.07 |
| Calmar ratioReturn relative to maximum drawdown | 1.14 | 0.85 | +0.29 |
| Martin ratioReturn relative to average drawdown | 3.11 | 1.70 | +1.42 |
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Drawdowns
VDTY.L vs. IBTG.L - Drawdown Comparison
The maximum VDTY.L drawdown since its inception was -18.98%, smaller than the maximum IBTG.L drawdown of -28.91%. Use the drawdown chart below to compare losses from any high point for VDTY.L and IBTG.L.
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Drawdown Indicators
| VDTY.L | IBTG.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -18.98% | -28.91% | +9.93% |
Max Drawdown (1Y)Largest decline over 1 year | -2.97% | -4.57% | +1.60% |
Max Drawdown (3Y)Largest decline over 3 years | -5.21% | -9.34% | +4.13% |
Max Drawdown (5Y)Largest decline over 5 years | -16.59% | -27.65% | +11.06% |
Max Drawdown (10Y)Largest decline over 10 years | -18.98% | — | — |
Current DrawdownCurrent decline from peak | -7.13% | -1.63% | -5.50% |
Average DrawdownAverage peak-to-trough decline | -6.66% | -8.67% | +2.01% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.09% | 2.30% | -1.21% |
Volatility
VDTY.L vs. IBTG.L - Volatility Comparison
The current volatility for Vanguard USD Treasury Bond UCITS ETF (VDTY.L) is 0.93%, while iShares $ Treasury Bond 1-3yr UCITS ETF GBP Hedged (Dist) (IBTG.L) has a volatility of 1.95%. This indicates that VDTY.L experiences smaller price fluctuations and is considered to be less risky than IBTG.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VDTY.L | IBTG.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.93% | 1.95% | -1.02% |
Volatility (6M)Calculated over the trailing 6-month period | 2.58% | 5.12% | -2.54% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.52% | 6.96% | -3.44% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.55% | 9.34% | -3.79% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.86% | 9.23% | -4.37% |
VDTY.L vs. IBTG.L - Expense Ratio Comparison
VDTY.L has a 0.05% expense ratio, which is lower than IBTG.L's 0.10% 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
VDTY.L vs. IBTG.L - Dividend Comparison
VDTY.L's dividend yield for the trailing twelve months is around 4.27%, more than IBTG.L's 3.87% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
IBTG.L iShares $ Treasury Bond 1-3yr UCITS ETF GBP Hedged (Dist) | 3.87% | 4.08% | 4.12% | 2.92% | 0.76% | 0.59% | 1.66% | 2.35% | 0.78% | 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
VDTY.L and IBTG.L have a correlation of 0.32, 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 0.10% for IBTG.L.
VDTY.L tracks Bloomberg Global Aggregate US Treasury Float Adjusted Index, while IBTG.L tracks iShares $ Treasury Bond 1-3yr UCITS ETF GBP Hedged (Dist). They also come from different issuers: Vanguard and iShares. Their fees differ too: 0.05% for VDTY.L and 0.10% for IBTG.L.
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