SLXX.L vs. AGG
SLXX.L (iShares Core £ Corp Bond UCITS ETF) and AGG (iShares Core U.S. Aggregate Bond ETF) are both exchange-traded funds - SLXX.L is a Corporate Bonds fund tracking the Markit iBoxx GBP Liquid Corporates Large Cap Index, while AGG is a Total Bond Market fund tracking the Bloomberg U.S. Aggregate Bond Index. Both are passively managed. Over the past 10 years, SLXX.L returned 1.80%/yr vs 2.41%/yr for AGG. At a 0.26 correlation, their price movements are largely independent. SLXX.L charges 0.20%/yr vs 0.03%/yr for AGG.
Performance
SLXX.L vs. AGG - Performance Comparison
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Different Trading Currencies
SLXX.L is traded in GBP, while AGG is traded in USD. To make them comparable, the AGG values have been converted to GBP using the latest available exchange rates.
Returns By Period
In the year-to-date period, SLXX.L achieves a -0.09% return, which is significantly lower than AGG's 0.82% return. Over the past 10 years, SLXX.L has underperformed AGG with an annualized return of 1.80%, while AGG has yielded a comparatively higher 2.41% annualized return.
SLXX.L
- 1D
- 0.21%
- 1M
- 2.07%
- YTD
- -0.09%
- 6M
- 0.15%
- 1Y
- 4.74%
- 3Y*
- 5.83%
- 5Y*
- -0.77%
- 10Y*
- 1.80%
AGG
- 1D
- 0.00%
- 1M
- 1.09%
- YTD
- 0.82%
- 6M
- -0.06%
- 1Y
- 6.16%
- 3Y*
- 1.32%
- 5Y*
- 1.22%
- 10Y*
- 2.41%
SLXX.L vs. AGG - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SLXX.L iShares Core £ Corp Bond UCITS ETF | -0.09% | 6.50% | 1.60% | 8.54% | -18.36% | -4.01% | 9.03% | 11.30% | -2.77% | 4.24% |
AGG iShares Core U.S. Aggregate Bond ETF | 0.82% | -0.44% | 3.08% | 0.37% | -2.68% | -0.84% | 4.32% | 4.33% | 6.03% | -5.40% |
Correlation
The correlation between SLXX.L and AGG 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 | 0.30 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.28 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.29 |
Correlation (All Time) Calculated using the full available price history since Jul 3, 2007 | 0.26 |
Over the past year, the correlation between SLXX.L and AGG has dropped to 0.05 - well below their long-term average of 0.26, suggesting their price drivers have been diverging.
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Return for Risk
SLXX.L vs. AGG — Risk / Return Rank
SLXX.L
AGG
SLXX.L vs. AGG - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Core £ Corp Bond UCITS ETF (SLXX.L) and iShares Core U.S. Aggregate Bond ETF (AGG). 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.
| SLXX.L | AGG | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.15 | ||
| Sortino ratioReturn per unit of downside risk | -0.27 | ||
| Omega ratioGain probability vs. loss probability | 1.16 | 1.18 | -0.03 |
| Calmar ratioReturn relative to maximum drawdown | 1.11 | 1.16 | -0.05 |
| Martin ratioReturn relative to average drawdown | 3.47 | 3.06 | +0.40 |
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
| SLXX.L | AGG | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.85 | 1.00 | -0.15 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | -0.10 | 0.14 | -0.24 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.22 | 0.25 | -0.02 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.44 | 0.51 | -0.07 |
Drawdowns
SLXX.L vs. AGG - Drawdown Comparison
The maximum SLXX.L drawdown since its inception was -30.27%, which is greater than AGG's maximum drawdown of -17.60%. Use the drawdown chart below to compare losses from any high point for SLXX.L and AGG.
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Drawdown Indicators
| SLXX.L | AGG | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -30.27% | -17.60% | -12.67% |
Max Drawdown (1Y)Largest decline over 1 year | -4.25% | -5.31% | +1.06% |
Max Drawdown (3Y)Largest decline over 3 years | -4.25% | -8.64% | +4.39% |
Max Drawdown (5Y)Largest decline over 5 years | -29.34% | -14.70% | -14.64% |
Max Drawdown (10Y)Largest decline over 10 years | -30.27% | -17.60% | -12.67% |
Current DrawdownCurrent decline from peak | -8.12% | -9.62% | +1.50% |
Average DrawdownAverage peak-to-trough decline | -5.61% | -7.11% | +1.50% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.37% | 2.01% | -0.64% |
Volatility
SLXX.L vs. AGG - Volatility Comparison
iShares Core £ Corp Bond UCITS ETF (SLXX.L) has a higher volatility of 2.11% compared to iShares Core U.S. Aggregate Bond ETF (AGG) at 1.40%. This indicates that SLXX.L's price experiences larger fluctuations and is considered to be riskier than AGG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SLXX.L | AGG | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.11% | 1.40% | +0.71% |
Volatility (6M)Calculated over the trailing 6-month period | 4.81% | 4.74% | +0.07% |
Volatility (1Y)Calculated over the trailing 1-year period | 5.59% | 6.22% | -0.63% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 8.06% | 8.61% | -0.55% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 8.08% | 9.82% | -1.74% |
SLXX.L vs. AGG - Expense Ratio Comparison
SLXX.L has a 0.20% expense ratio, which is higher than AGG's 0.03% 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
SLXX.L vs. AGG - Dividend Comparison
SLXX.L's dividend yield for the trailing twelve months is around 4.93%, more than AGG's 4.00% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AGG iShares Core U.S. Aggregate Bond ETF | 4.00% | 3.89% | 3.74% | 3.13% | 2.39% | 1.77% | 2.14% | 2.70% | 2.72% | 2.32% | 2.39% | 2.45% |
SLXX.L iShares Core £ Corp Bond UCITS ETF | 4.93% | 4.82% | 4.68% | 4.06% | 2.75% | 2.06% | 2.12% | 2.44% | 2.71% | 2.73% | 2.99% | 3.39% |
Frequently Asked Questions
SLXX.L and AGG 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, AGG is cheaper at 0.03% per year. The better choice depends on whether you care most about return, fees, risk, or income.
AGG is cheaper with a 0.03% expense ratio, compared with 0.20% for SLXX.L.
SLXX.L is categorized as Corporate Bonds, while AGG is Total Bond Market. SLXX.L tracks Markit iBoxx GBP Liquid Corporates Large Cap Index, while AGG tracks Bloomberg U.S. Aggregate Bond Index. Their fees differ too: 0.20% for SLXX.L and 0.03% for AGG.
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