IUAA.L vs. VWRA.L
IUAA.L (iShares US Aggregate Bond UCITS ETF USD Acc) and VWRA.L (Vanguard FTSE All-World UCITS ETF USD Accumulating) are both exchange-traded funds - IUAA.L is a Total Bond Market fund tracking the Bloomberg US Aggregate Bond Index, while VWRA.L is a Global Equities fund tracking the FTSE All-World Index. Both are passively managed. Over the past 5 years, IUAA.L returned -0.05%/yr vs 11.25%/yr for VWRA.L. At a 0.11 correlation, their price movements are largely independent. IUAA.L charges 0.25%/yr vs 0.22%/yr for VWRA.L.
Performance
IUAA.L vs. VWRA.L - Performance Comparison
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Returns By Period
In the year-to-date period, IUAA.L achieves a -0.10% return, which is significantly lower than VWRA.L's 11.59% return.
IUAA.L
- 1D
- 0.33%
- 1M
- 0.12%
- YTD
- -0.10%
- 6M
- 0.49%
- 1Y
- 4.66%
- 3Y*
- 3.74%
- 5Y*
- -0.05%
- 10Y*
- —
VWRA.L
- 1D
- -0.08%
- 1M
- 4.27%
- YTD
- 11.59%
- 6M
- 13.04%
- 1Y
- 28.67%
- 3Y*
- 21.09%
- 5Y*
- 11.25%
- 10Y*
- —
IUAA.L vs. VWRA.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|---|
IUAA.L iShares US Aggregate Bond UCITS ETF USD Acc | -0.10% | 7.27% | 1.28% | 4.87% | -12.82% | -2.02% | 7.08% | 2.43% |
VWRA.L Vanguard FTSE All-World UCITS ETF USD Accumulating | 11.59% | 22.45% | 17.65% | 22.28% | -18.11% | 18.46% | 16.19% | 7.33% |
Correlation
The correlation between IUAA.L and VWRA.L is 0.38, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.38 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.25 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.19 |
Correlation (All Time) Calculated using the full available price history since Jul 29, 2019 | 0.11 |
Over the past year, IUAA.L and VWRA.L have become more correlated (0.38) than their long-term average of 0.11, meaning their price movements have been converging.
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Return for Risk
IUAA.L vs. VWRA.L — Risk / Return Rank
IUAA.L
VWRA.L
IUAA.L vs. VWRA.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares US Aggregate Bond UCITS ETF USD Acc (IUAA.L) and Vanguard FTSE All-World UCITS ETF USD Accumulating (VWRA.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.
| IUAA.L | VWRA.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.11 | ||
| Sortino ratioReturn per unit of downside risk | -1.65 | ||
| Omega ratioGain probability vs. loss probability | 1.21 | 1.43 | -0.22 |
| Calmar ratioReturn relative to maximum drawdown | 1.53 | 3.25 | -1.72 |
| Martin ratioReturn relative to average drawdown | 4.92 | 13.63 | -8.72 |
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
| IUAA.L | VWRA.L | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.19 | 2.31 | -1.11 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | -0.01 | 0.73 | -0.74 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.28 | 0.78 | -0.50 |
Drawdowns
IUAA.L vs. VWRA.L - Drawdown Comparison
The maximum IUAA.L drawdown since its inception was -19.02%, smaller than the maximum VWRA.L drawdown of -33.62%. Use the drawdown chart below to compare losses from any high point for IUAA.L and VWRA.L.
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Drawdown Indicators
| IUAA.L | VWRA.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -19.02% | -33.62% | +14.60% |
Max Drawdown (1Y)Largest decline over 1 year | -3.03% | -8.78% | +5.75% |
Max Drawdown (3Y)Largest decline over 3 years | -5.90% | -16.26% | +10.36% |
Max Drawdown (5Y)Largest decline over 5 years | -18.11% | -26.06% | +7.95% |
Current DrawdownCurrent decline from peak | -3.38% | -0.75% | -2.63% |
Average DrawdownAverage peak-to-trough decline | -5.58% | -5.39% | -0.19% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.95% | 2.10% | -1.15% |
Volatility
IUAA.L vs. VWRA.L - Volatility Comparison
The current volatility for iShares US Aggregate Bond UCITS ETF USD Acc (IUAA.L) is 1.61%, while Vanguard FTSE All-World UCITS ETF USD Accumulating (VWRA.L) has a volatility of 3.87%. This indicates that IUAA.L experiences smaller price fluctuations and is considered to be less risky than VWRA.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IUAA.L | VWRA.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.61% | 3.87% | -2.26% |
Volatility (6M)Calculated over the trailing 6-month period | 2.95% | 9.78% | -6.83% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.91% | 12.36% | -8.45% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.99% | 15.36% | -9.37% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.30% | 17.28% | -11.98% |
IUAA.L vs. VWRA.L - Expense Ratio Comparison
IUAA.L has a 0.25% expense ratio, which is higher than VWRA.L's 0.22% 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
IUAA.L vs. VWRA.L - Dividend Comparison
Neither IUAA.L nor VWRA.L has paid dividends to shareholders.
Frequently Asked Questions
IUAA.L and VWRA.L have a correlation of 0.38, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, VWRA.L is cheaper at 0.22% per year. The better choice depends on whether you care most about return, fees, risk, or income.
VWRA.L is cheaper with a 0.22% expense ratio, compared with 0.25% for IUAA.L.
IUAA.L is categorized as Total Bond Market, while VWRA.L is Global Equities. IUAA.L tracks Bloomberg US Aggregate Bond Index, while VWRA.L tracks FTSE All-World Index. They also come from different issuers: iShares and Vanguard. Their fees differ too: 0.25% for IUAA.L and 0.22% for VWRA.L.
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