IDTG.L vs. DTLA.L
IDTG.L (iShares $ Treasury Bond 20+yr UCITS ETF GBP Hedged (Dist)) and DTLA.L (iShares USD Treasury Bond 20+yr UCITS ETF USD (Acc)) are both exchange-traded funds - IDTG.L is a Long-Term Bond fund tracking the ICE US Treasury 20+ Year (GBP Hedged) Index, while DTLA.L is a Government Bonds fund tracking the ICE US Treasury 20+ Year Index. Both are passively managed. Over the past 5 years, IDTG.L returned -6.80%/yr vs -5.04%/yr for DTLA.L. Their correlation of 0.84 suggests significant overlap in exposure. IDTG.L charges 0.10%/yr vs 0.07%/yr for DTLA.L.
Performance
IDTG.L vs. DTLA.L - Performance Comparison
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Different Trading Currencies
IDTG.L is traded in GBP, while DTLA.L is traded in USD. To make them comparable, the DTLA.L values have been converted to GBP using the latest available exchange rates.
Returns By Period
In the year-to-date period, IDTG.L achieves a -0.76% return, which is significantly lower than DTLA.L's -0.58% return.
IDTG.L
- 1D
- 0.44%
- 1M
- 0.70%
- YTD
- -0.76%
- 6M
- -1.12%
- 1Y
- 3.90%
- 3Y*
- -2.11%
- 5Y*
- -6.80%
- 10Y*
- —
DTLA.L
- 1D
- 0.48%
- 1M
- 1.63%
- YTD
- -0.58%
- 6M
- -1.78%
- 1Y
- 4.99%
- 3Y*
- -3.99%
- 5Y*
- -5.04%
- 10Y*
- —
IDTG.L vs. DTLA.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|---|
IDTG.L iShares $ Treasury Bond 20+yr UCITS ETF GBP Hedged (Dist) | -0.76% | 3.85% | -7.60% | 0.63% | -31.52% | -4.51% | 15.37% | -2.30% |
DTLA.L iShares USD Treasury Bond 20+yr UCITS ETF USD (Acc) | -0.58% | -2.97% | -5.34% | -3.39% | -22.00% | -3.56% | 13.56% | -5.30% |
Correlation
The correlation between IDTG.L and DTLA.L is 0.76, 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 | 0.76 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.84 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.85 |
Correlation (All Time) Calculated using the full available price history since Nov 25, 2019 | 0.84 |
The correlation between IDTG.L and DTLA.L has been stable across timeframes, ranging from 0.76 to 0.85 - a consistent structural relationship.
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Return for Risk
IDTG.L vs. DTLA.L — Risk / Return Rank
IDTG.L
DTLA.L
IDTG.L vs. DTLA.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares $ Treasury Bond 20+yr UCITS ETF GBP Hedged (Dist) (IDTG.L) and iShares USD Treasury Bond 20+yr UCITS ETF USD (Acc) (DTLA.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.
| IDTG.L | DTLA.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.08 | ||
| Sortino ratioReturn per unit of downside risk | -0.12 | ||
| Omega ratioGain probability vs. loss probability | 1.07 | 1.08 | -0.01 |
| Calmar ratioReturn relative to maximum drawdown | 0.52 | 0.59 | -0.07 |
| Martin ratioReturn relative to average drawdown | 1.32 | 1.26 | +0.06 |
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
| IDTG.L | DTLA.L | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.40 | 0.49 | -0.08 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | -0.46 | -0.32 | -0.14 |
Sharpe Ratio (All Time)Calculated using the full available price history | -0.34 | -0.06 | -0.28 |
Drawdowns
IDTG.L vs. DTLA.L - Drawdown Comparison
The maximum IDTG.L drawdown since its inception was -50.37%, roughly equal to the maximum DTLA.L drawdown of -48.57%. Use the drawdown chart below to compare losses from any high point for IDTG.L and DTLA.L.
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Drawdown Indicators
| IDTG.L | DTLA.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -50.37% | -48.57% | -1.80% |
Max Drawdown (1Y)Largest decline over 1 year | -7.49% | -8.45% | +0.96% |
Max Drawdown (3Y)Largest decline over 3 years | -18.80% | -17.84% | -0.96% |
Max Drawdown (5Y)Largest decline over 5 years | -44.29% | -39.56% | -4.73% |
Current DrawdownCurrent decline from peak | -43.54% | -44.65% | +1.11% |
Average DrawdownAverage peak-to-trough decline | -30.88% | -26.35% | -4.53% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.95% | 3.96% | -1.01% |
Volatility
IDTG.L vs. DTLA.L - Volatility Comparison
iShares $ Treasury Bond 20+yr UCITS ETF GBP Hedged (Dist) (IDTG.L) has a higher volatility of 3.45% compared to iShares USD Treasury Bond 20+yr UCITS ETF USD (Acc) (DTLA.L) at 3.11%. This indicates that IDTG.L's price experiences larger fluctuations and is considered to be riskier than DTLA.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IDTG.L | DTLA.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.45% | 3.11% | +0.34% |
Volatility (6M)Calculated over the trailing 6-month period | 6.56% | 7.35% | -0.79% |
Volatility (1Y)Calculated over the trailing 1-year period | 9.65% | 10.21% | -0.56% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 14.89% | 15.80% | -0.91% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 15.41% | 16.13% | -0.72% |
IDTG.L vs. DTLA.L - Expense Ratio Comparison
IDTG.L has a 0.10% expense ratio, which is higher than DTLA.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
IDTG.L vs. DTLA.L - Dividend Comparison
IDTG.L's dividend yield for the trailing twelve months is around 4.24%, while DTLA.L has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 |
|---|---|---|---|---|---|---|---|
DTLA.L iShares USD Treasury Bond 20+yr UCITS ETF USD (Acc) | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
IDTG.L iShares $ Treasury Bond 20+yr UCITS ETF GBP Hedged (Dist) | 4.24% | 4.20% | 4.64% | 3.69% | 3.04% | 1.74% | 1.79% |
Frequently Asked Questions
IDTG.L and DTLA.L have a correlation of 0.76, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, DTLA.L is cheaper at 0.07% per year. The better choice depends on whether you care most about return, fees, risk, or income.
DTLA.L is cheaper with a 0.07% expense ratio, compared with 0.10% for IDTG.L.
IDTG.L is categorized as Long-Term Bond, while DTLA.L is Government Bonds. IDTG.L tracks ICE US Treasury 20+ Year (GBP Hedged) Index, while DTLA.L tracks ICE US Treasury 20+ Year Index. Their fees differ too: 0.10% for IDTG.L and 0.07% for DTLA.L.
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