SDIA.L vs. ERNU.L
SDIA.L (iShares USD Short Duration Corporate Bond UCITS ETF (Acc)) and ERNU.L (iShares USD Ultrashort Bond UCITS ETF) are both Corporate Bonds funds from iShares tracking the Bloomberg US Corp 1-3 Yr TR USD. Both are passively managed. Over the past 5 years, SDIA.L returned 2.40%/yr vs 3.75%/yr for ERNU.L. At a correlation of -0.01, they often move in opposite directions. SDIA.L charges 0.20%/yr vs 0.09%/yr for ERNU.L.
Performance
SDIA.L vs. ERNU.L - Performance Comparison
Loading charts...
Different Trading Currencies
SDIA.L is traded in USD, while ERNU.L is traded in GBP. To make them comparable, the ERNU.L values have been converted to USD using the latest available exchange rates.
Returns By Period
In the year-to-date period, SDIA.L achieves a 0.79% return, which is significantly lower than ERNU.L's 1.61% return.
SDIA.L
- 1D
- 0.11%
- 1M
- 0.39%
- YTD
- 0.79%
- 6M
- 1.24%
- 1Y
- 4.27%
- 3Y*
- 5.27%
- 5Y*
- 2.40%
- 10Y*
- —
ERNU.L
- 1D
- 0.14%
- 1M
- 0.47%
- YTD
- 1.61%
- 6M
- 2.05%
- 1Y
- 4.39%
- 3Y*
- 5.10%
- 5Y*
- 3.75%
- 10Y*
- 2.75%
SDIA.L vs. ERNU.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SDIA.L iShares USD Short Duration Corporate Bond UCITS ETF (Acc) | 0.79% | 6.17% | 4.99% | 5.64% | -4.49% | -0.70% | 4.50% | 6.12% | 0.82% | 0.92% |
ERNU.L iShares USD Ultrashort Bond UCITS ETF | 1.61% | 4.91% | 5.60% | 4.92% | 1.32% | 0.60% | 0.83% | 3.85% | 1.88% | 0.83% |
Correlation
The correlation between SDIA.L and ERNU.L is -0.05, 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 | -0.05 |
Correlation (3Y) Calculated over the trailing 3-year period | -0.03 |
Correlation (5Y) Calculated over the trailing 5-year period | -0.03 |
Correlation (All Time) Calculated using the full available price history since May 9, 2017 | -0.01 |
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
SDIA.L vs. ERNU.L — Risk / Return Rank
SDIA.L
ERNU.L
SDIA.L vs. ERNU.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares USD Short Duration Corporate Bond UCITS ETF (Acc) (SDIA.L) and iShares USD Ultrashort Bond UCITS ETF (ERNU.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.
| SDIA.L | ERNU.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.28 | ||
| Sortino ratioReturn per unit of downside risk | +1.96 | ||
| Omega ratioGain probability vs. loss probability | 1.45 | 1.19 | +0.27 |
| Calmar ratioReturn relative to maximum drawdown | 4.17 | 4.60 | -0.43 |
| Martin ratioReturn relative to average drawdown | 16.33 | 14.97 | +1.37 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Loading charts...
Sharpe Ratios by Period
| SDIA.L | ERNU.L | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.32 | 1.04 | +1.28 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.92 | 0.78 | +0.13 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 0.54 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.79 | 0.46 | +0.32 |
Drawdowns
SDIA.L vs. ERNU.L - Drawdown Comparison
The maximum SDIA.L drawdown since its inception was -12.55%, which is greater than ERNU.L's maximum drawdown of -8.13%. Use the drawdown chart below to compare losses from any high point for SDIA.L and ERNU.L.
Loading charts...
Drawdown Indicators
| SDIA.L | ERNU.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -12.55% | -8.13% | -4.42% |
Max Drawdown (1Y)Largest decline over 1 year | -1.02% | -0.95% | -0.07% |
Max Drawdown (3Y)Largest decline over 3 years | -1.32% | -1.00% | -0.32% |
Max Drawdown (5Y)Largest decline over 5 years | -7.61% | -2.54% | -5.07% |
Max Drawdown (10Y)Largest decline over 10 years | — | -8.13% | — |
Current DrawdownCurrent decline from peak | -0.03% | -0.11% | +0.08% |
Average DrawdownAverage peak-to-trough decline | -1.17% | -0.57% | -0.60% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.26% | 0.29% | -0.03% |
Volatility
SDIA.L vs. ERNU.L - Volatility Comparison
The current volatility for iShares USD Short Duration Corporate Bond UCITS ETF (Acc) (SDIA.L) is 0.83%, while iShares USD Ultrashort Bond UCITS ETF (ERNU.L) has a volatility of 1.50%. This indicates that SDIA.L experiences smaller price fluctuations and is considered to be less risky than ERNU.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| SDIA.L | ERNU.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.83% | 1.50% | -0.67% |
Volatility (6M)Calculated over the trailing 6-month period | 1.51% | 3.57% | -2.06% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.84% | 4.22% | -2.38% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 2.62% | 4.79% | -2.17% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.44% | 5.10% | -1.66% |
SDIA.L vs. ERNU.L - Expense Ratio Comparison
SDIA.L has a 0.20% expense ratio, which is higher than ERNU.L's 0.09% 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
SDIA.L vs. ERNU.L - Dividend Comparison
SDIA.L has not paid dividends to shareholders, while ERNU.L's dividend yield for the trailing twelve months is around 5.69%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
ERNU.L iShares USD Ultrashort Bond UCITS ETF | 5.69% | 4.68% | 5.45% | 5.00% | 1.55% | 0.48% | 1.65% | 2.77% | 2.17% | 1.43% | 0.93% | 0.70% |
SDIA.L iShares USD Short Duration Corporate Bond UCITS ETF (Acc) | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
SDIA.L and ERNU.L have a correlation of -0.05, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, ERNU.L is cheaper at 0.09% per year. The better choice depends on whether you care most about return, fees, risk, or income.
ERNU.L is cheaper with a 0.09% expense ratio, compared with 0.20% for SDIA.L.
Both ETFs track Bloomberg US Corp 1-3 Yr TR USD. Their fees differ too: 0.20% for SDIA.L and 0.09% for ERNU.L.
Find the right allocation for SDIA.L and ERNU.L
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer