MDBU.L vs. XT01.L
MDBU.L (UBS ETF (LU) Sustainable Development Bank Bonds UCITS ETF (USD) A-dis) and XT01.L (Xtrackers US Treasuries Ultrashort Bond UCITS ETF 1C) are both Government Bonds funds - MDBU.L tracks the Solactive Global Multilateral Development Bank Bond USD 25% Issuer Capped Index while XT01.L tracks the FTSE US Treasury Short Duration Index. Both are passively managed. Over the past 5 years, MDBU.L returned 1.99%/yr vs 4.44%/yr for XT01.L. Their correlation of 0.88 suggests significant overlap in exposure. MDBU.L charges 0.18%/yr vs 0.06%/yr for XT01.L.
Performance
MDBU.L vs. XT01.L - Performance Comparison
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Different Trading Currencies
MDBU.L is traded in GBp, while XT01.L is traded in GBP. To make them comparable, the XT01.L values have been converted to GBp using the latest available exchange rates.
Returns By Period
In the year-to-date period, MDBU.L achieves a -0.04% return, which is significantly lower than XT01.L's 1.50% return.
MDBU.L
- 1D
- 0.24%
- 1M
- 1.09%
- YTD
- -0.04%
- 6M
- -0.60%
- 1Y
- 4.14%
- 3Y*
- 1.28%
- 5Y*
- 1.99%
- 10Y*
- —
XT01.L
- 1D
- 0.25%
- 1M
- 1.63%
- YTD
- 1.50%
- 6M
- 1.00%
- 1Y
- 4.55%
- 3Y*
- 2.12%
- 5Y*
- 4.44%
- 10Y*
- —
MDBU.L vs. XT01.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|---|
MDBU.L UBS ETF (LU) Sustainable Development Bank Bonds UCITS ETF (USD) A-dis | -0.04% | -0.80% | 4.66% | -1.28% | 3.51% | -0.35% | -5.78% |
XT01.L Xtrackers US Treasuries Ultrashort Bond UCITS ETF 1C | 1.50% | -2.80% | 6.91% | -0.75% | 12.89% | 1.36% | -5.72% |
Correlation
The correlation between MDBU.L and XT01.L is 0.91, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.91 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.88 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.87 |
Correlation (All Time) Calculated using the full available price history since Sep 11, 2020 | 0.88 |
The correlation between MDBU.L and XT01.L has been stable across timeframes, ranging from 0.87 to 0.91 - a consistent structural relationship.
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Return for Risk
MDBU.L vs. XT01.L — Risk / Return Rank
MDBU.L
XT01.L
MDBU.L vs. XT01.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for UBS ETF (LU) Sustainable Development Bank Bonds UCITS ETF (USD) A-dis (MDBU.L) and Xtrackers US Treasuries Ultrashort Bond UCITS ETF 1C (XT01.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.
| MDBU.L | XT01.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.02 | ||
| Sortino ratioReturn per unit of downside risk | 0.00 | ||
| Omega ratioGain probability vs. loss probability | 1.12 | 1.12 | 0.00 |
| Calmar ratioReturn relative to maximum drawdown | 0.87 | 1.01 | -0.14 |
| Martin ratioReturn relative to average drawdown | 2.15 | 2.53 | -0.38 |
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
| MDBU.L | XT01.L | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.68 | 0.70 | -0.02 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.24 | 0.53 | -0.29 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.13 | 0.26 | -0.13 |
Drawdowns
MDBU.L vs. XT01.L - Drawdown Comparison
The maximum MDBU.L drawdown since its inception was -18.04%, which is greater than XT01.L's maximum drawdown of -15.31%. Use the drawdown chart below to compare losses from any high point for MDBU.L and XT01.L.
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Drawdown Indicators
| MDBU.L | XT01.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -18.04% | -15.31% | -2.73% |
Max Drawdown (1Y)Largest decline over 1 year | -4.76% | -4.48% | -0.28% |
Max Drawdown (3Y)Largest decline over 3 years | -7.99% | -9.75% | +1.76% |
Max Drawdown (5Y)Largest decline over 5 years | -16.15% | -15.31% | -0.84% |
Current DrawdownCurrent decline from peak | -9.20% | -5.71% | -3.49% |
Average DrawdownAverage peak-to-trough decline | -10.90% | -7.30% | -3.60% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.93% | 1.79% | +0.14% |
Volatility
MDBU.L vs. XT01.L - Volatility Comparison
The current volatility for UBS ETF (LU) Sustainable Development Bank Bonds UCITS ETF (USD) A-dis (MDBU.L) is 1.67%, while Xtrackers US Treasuries Ultrashort Bond UCITS ETF 1C (XT01.L) has a volatility of 1.94%. This indicates that MDBU.L experiences smaller price fluctuations and is considered to be less risky than XT01.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| MDBU.L | XT01.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.67% | 1.94% | -0.27% |
Volatility (6M)Calculated over the trailing 6-month period | 4.44% | 4.68% | -0.24% |
Volatility (1Y)Calculated over the trailing 1-year period | 6.07% | 6.45% | -0.38% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 8.41% | 8.37% | +0.04% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 9.23% | 8.34% | +0.89% |
MDBU.L vs. XT01.L - Expense Ratio Comparison
MDBU.L has a 0.18% expense ratio, which is higher than XT01.L's 0.06% 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
MDBU.L vs. XT01.L - Dividend Comparison
MDBU.L's dividend yield for the trailing twelve months is around 3.14%, while XT01.L has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 |
|---|---|---|---|---|---|---|---|---|
MDBU.L UBS ETF (LU) Sustainable Development Bank Bonds UCITS ETF (USD) A-dis | 3.14% | 3.96% | 2.14% | 1.92% | 0.75% | 0.74% | 1.73% | 1.66% |
XT01.L Xtrackers US Treasuries Ultrashort Bond UCITS ETF 1C | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
With a correlation of 0.91, MDBU.L and XT01.L 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.
On fees, XT01.L is cheaper at 0.06% per year. The better choice depends on whether you care most about return, fees, risk, or income.
XT01.L is cheaper with a 0.06% expense ratio, compared with 0.18% for MDBU.L.
MDBU.L tracks Solactive Global Multilateral Development Bank Bond USD 25% Issuer Capped Index, while XT01.L tracks FTSE US Treasury Short Duration Index. They also come from different issuers: UBS and Xtrackers. Their fees differ too: 0.18% for MDBU.L and 0.06% for XT01.L.
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