USFR.L vs. MDBU.L
USFR.L (WisdomTree USD Floating Rate Treasury Bond UCITS ETF USD) and MDBU.L (UBS ETF (LU) Sustainable Development Bank Bonds UCITS ETF (USD) A-dis) are both Government Bonds funds - USFR.L tracks the Bloomberg US Treasury Floating Rate Bond Index while MDBU.L tracks the Solactive Global Multilateral Development Bank Bond USD 25% Issuer Capped Index. Both are passively managed. Over the past 5 years, USFR.L returned 3.59%/yr vs 0.95%/yr for MDBU.L. At a 0.01 correlation, their price movements are largely independent. USFR.L charges 0.15%/yr vs 0.18%/yr for MDBU.L.
Performance
USFR.L vs. MDBU.L - Performance Comparison
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Different Trading Currencies
USFR.L is traded in USD, while MDBU.L is traded in GBp. To make them comparable, the MDBU.L values have been converted to USD using the latest available exchange rates.
Returns By Period
In the year-to-date period, USFR.L achieves a 1.59% return, which is significantly higher than MDBU.L's -0.12% return.
USFR.L
- 1D
- 0.01%
- 1M
- 0.33%
- YTD
- 1.59%
- 6M
- 1.90%
- 1Y
- 3.96%
- 3Y*
- 4.69%
- 5Y*
- 3.59%
- 10Y*
- —
MDBU.L
- 1D
- 0.22%
- 1M
- 0.12%
- YTD
- -0.12%
- 6M
- 0.52%
- 1Y
- 3.44%
- 3Y*
- 3.82%
- 5Y*
- 0.95%
- 10Y*
- —
USFR.L vs. MDBU.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|---|
USFR.L WisdomTree USD Floating Rate Treasury Bond UCITS ETF USD | 1.59% | 4.13% | 5.41% | 4.94% | 2.05% | -0.16% | 0.57% | 1.47% |
MDBU.L UBS ETF (LU) Sustainable Development Bank Bonds UCITS ETF (USD) A-dis | -0.12% | 6.36% | 3.23% | 3.92% | -7.56% | -1.25% | 4.41% | 3.89% |
Correlation
The correlation between USFR.L and MDBU.L is 0.01, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.01 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.01 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.02 |
Correlation (All Time) Calculated using the full available price history since Mar 27, 2019 | 0.01 |
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Return for Risk
USFR.L vs. MDBU.L — Risk / Return Rank
USFR.L
MDBU.L
USFR.L vs. MDBU.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for WisdomTree USD Floating Rate Treasury Bond UCITS ETF USD (USFR.L) and UBS ETF (LU) Sustainable Development Bank Bonds UCITS ETF (USD) A-dis (MDBU.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.
| USFR.L | MDBU.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +2.86 | ||
| Sortino ratioReturn per unit of downside risk | +4.86 | ||
| Omega ratioGain probability vs. loss probability | 1.93 | 1.13 | +0.80 |
| Calmar ratioReturn relative to maximum drawdown | 14.72 | 1.63 | +13.09 |
| Martin ratioReturn relative to average drawdown | 58.09 | 4.69 | +53.40 |
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
| USFR.L | MDBU.L | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 3.60 | 0.75 | +2.86 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 2.39 | 0.15 | +2.24 |
Sharpe Ratio (All Time)Calculated using the full available price history | 1.51 | 0.33 | +1.18 |
Drawdowns
USFR.L vs. MDBU.L - Drawdown Comparison
The maximum USFR.L drawdown since its inception was -2.99%, smaller than the maximum MDBU.L drawdown of -12.15%. Use the drawdown chart below to compare losses from any high point for USFR.L and MDBU.L.
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Drawdown Indicators
| USFR.L | MDBU.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -2.99% | -12.15% | +9.16% |
Max Drawdown (1Y)Largest decline over 1 year | -0.27% | -2.12% | +1.85% |
Max Drawdown (3Y)Largest decline over 3 years | -0.89% | -2.70% | +1.81% |
Max Drawdown (5Y)Largest decline over 5 years | -0.89% | -11.72% | +10.83% |
Current DrawdownCurrent decline from peak | 0.00% | -1.38% | +1.38% |
Average DrawdownAverage peak-to-trough decline | -0.09% | -3.44% | +3.35% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.07% | 0.74% | -0.67% |
Volatility
USFR.L vs. MDBU.L - Volatility Comparison
The current volatility for WisdomTree USD Floating Rate Treasury Bond UCITS ETF USD (USFR.L) is 0.28%, while UBS ETF (LU) Sustainable Development Bank Bonds UCITS ETF (USD) A-dis (MDBU.L) has a volatility of 1.46%. This indicates that USFR.L experiences smaller price fluctuations and is considered to be less risky than MDBU.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| USFR.L | MDBU.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.28% | 1.46% | -1.18% |
Volatility (6M)Calculated over the trailing 6-month period | 0.86% | 3.55% | -2.69% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.10% | 4.62% | -3.52% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 1.50% | 6.32% | -4.82% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 1.84% | 6.38% | -4.54% |
USFR.L vs. MDBU.L - Expense Ratio Comparison
USFR.L has a 0.15% expense ratio, which is lower than MDBU.L's 0.18% 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
USFR.L vs. MDBU.L - Dividend Comparison
USFR.L's dividend yield for the trailing twelve months is around 3.99%, more than MDBU.L's 3.14% yield.
| 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% |
USFR.L WisdomTree USD Floating Rate Treasury Bond UCITS ETF USD | 3.99% | 4.32% | 5.24% | 4.58% | 0.78% | 0.00% | 0.57% | 1.09% |
Frequently Asked Questions
USFR.L and MDBU.L have a correlation of 0.01, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, USFR.L is cheaper at 0.15% per year. The better choice depends on whether you care most about return, fees, risk, or income.
USFR.L is cheaper with a 0.15% expense ratio, compared with 0.18% for MDBU.L.
USFR.L tracks Bloomberg US Treasury Floating Rate Bond Index, while MDBU.L tracks Solactive Global Multilateral Development Bank Bond USD 25% Issuer Capped Index. They also come from different issuers: WisdomTree and UBS. Their fees differ too: 0.15% for USFR.L and 0.18% for MDBU.L.
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