ERN1.L vs. IWDA.L

Last updated Apr 2, 2026

Compare and contrast key facts about iShares € Ultrashort Bond UCITS ETF (ERN1.L) and iShares Core MSCI World UCITS ETF USD (Acc) (IWDA.L).

ERN1.L and IWDA.L are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. ERN1.L is a passively managed fund by iShares that tracks the performance of the Markit iBoxx EUR Liquid Investment Grade Ultrashort Index. It was launched on Oct 16, 2013. IWDA.L is a passively managed fund by iShares that tracks the performance of the MSCI World Index. It was launched on Sep 25, 2009. Both ERN1.L and IWDA.L are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.

Performance

ERN1.L vs. IWDA.L - Performance Comparison

The chart below illustrates the hypothetical performance of a £10,000 investment in iShares € Ultrashort Bond UCITS ETF (ERN1.L) and iShares Core MSCI World UCITS ETF USD (Acc) (IWDA.L). The values are adjusted to include any dividend payments, if applicable.

ERN1.L vs. IWDA.L - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ERN1.L iShares € Ultrashort Bond UCITS ETF	-0.37%	926.99%	26.16%	-339.28%	5.26%	-6.83%	5.64%	-4.76%	0.45%	3.37%
IWDA.L iShares Core MSCI World UCITS ETF USD (Acc)	-0.71%	12.41%	21.19%	18.05%	-8.38%	23.34%	12.65%	22.29%	-3.62%	12.15%

Different Trading Currencies

ERN1.L is traded in GBP, while IWDA.L is traded in USD. To make them comparable, the IWDA.L values have been converted to GBP using the latest available exchange rates.

Returns By Period

In the year-to-date period, ERN1.L achieves a -0.37% return, which is significantly higher than IWDA.L's -3.29% return.

ERN1.L

• 1D: -0.09%
• 1M: -0.76%
• YTD: -0.37%
• 6M: -599.07%
• 1Y: 908.00%
• 3Y*: —
• 5Y*: —
• 10Y*: —

IWDA.L

• 1D: 0.00%
• 1M: -5.19%
• YTD: -3.29%
• 6M: 0.18%
• 1Y: 14.46%
• 3Y*: 13.87%
• 5Y*: 10.89%
• 10Y*: 12.67%

*Multi-year figures are annualized to reflect compound growth (CAGR)

ERN1.L vs. IWDA.L - Expense Ratio Comparison

ERN1.L has a 0.09% expense ratio, which is lower than IWDA.L's 0.20% 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%.

IWDA.L

iShares Core MSCI World UCITS ETF USD (Acc)

ERN1.L

iShares € Ultrashort Bond UCITS ETF

Return for Risk

ERN1.L vs. IWDA.L — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

ERN1.L

ERN1.L Risk / Return Rank: 32
ERN1.L Sharpe Ratio Rank: 73
ERN1.L Sortino Ratio Rank: 1
ERN1.L Omega Ratio Rank: 0
ERN1.L Calmar Ratio Rank: 55
ERN1.L Martin Ratio Rank: 31

IWDA.L

IWDA.L Risk / Return Rank: 75
IWDA.L Sharpe Ratio Rank: 72
IWDA.L Sortino Ratio Rank: 72
IWDA.L Omega Ratio Rank: 71
IWDA.L Calmar Ratio Rank: 80
IWDA.L Martin Ratio Rank: 82

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

ERN1.L vs. IWDA.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares € Ultrashort Bond UCITS ETF (ERN1.L) and iShares Core MSCI World UCITS ETF USD (Acc) (IWDA.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.

	ERN1.L	IWDA.L	Difference
Sharpe ratio Return per unit of total volatility	1.36	0.98	+0.38
Sortino ratio Return per unit of downside risk	-1.33	1.39	-2.72
Omega ratio Gain probability vs. loss probability	0.03	1.20	-1.17
Calmar ratio Return relative to maximum drawdown	1.52	2.21	-0.69
Martin ratio Return relative to average drawdown	2.78	7.93	-5.16
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ERN1.L vs. IWDA.L - Sharpe Ratio Comparison

The current ERN1.L Sharpe Ratio is 1.36, which is higher than the IWDA.L Sharpe Ratio of 0.98. The chart below compares the historical Sharpe Ratios of ERN1.L and IWDA.L, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	ERN1.L	IWDA.L	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.36	0.98	+0.38
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.75	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.82	—
Sharpe Ratio (All Time) Calculated using the full available price history	—	0.80	—

Correlation

The correlation between ERN1.L and IWDA.L is 0.09, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

ERN1.L vs. IWDA.L - Dividend Comparison

ERN1.L's dividend yield for the trailing twelve months is around 271.43%, while IWDA.L has not paid dividends to shareholders.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ERN1.L iShares € Ultrashort Bond UCITS ETF	271.43%	270.43%	382.39%	214.76%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	3.00%	13.08%
IWDA.L iShares Core MSCI World UCITS ETF USD (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%

Drawdowns

ERN1.L vs. IWDA.L - Drawdown Comparison

The maximum ERN1.L drawdown since its inception was -596.86%, which is greater than IWDA.L's maximum drawdown of -26.18%. Use the drawdown chart below to compare losses from any high point for ERN1.L and IWDA.L.

Drawdown Indicators

	ERN1.L	IWDA.L	Difference
Max Drawdown Largest peak-to-trough decline	-596.86%	-34.11%	-562.75%
Max Drawdown (1Y) Largest decline over 1 year	-297.73%	-11.56%	-286.17%
Max Drawdown (5Y) Largest decline over 5 years	-596.86%	-25.88%	-570.98%
Max Drawdown (10Y) Largest decline over 10 years	-596.86%	-34.11%	-562.75%
Current Drawdown Current decline from peak	-590.68%	-5.16%	-585.52%
Average Drawdown Average peak-to-trough decline	-36.27%	-4.48%	-31.79%
Ulcer Index Depth and duration of drawdowns from previous peaks	326.57%	2.11%	+324.46%

Volatility

ERN1.L vs. IWDA.L - Volatility Comparison

The current volatility for iShares € Ultrashort Bond UCITS ETF (ERN1.L) is 1.28%, while iShares Core MSCI World UCITS ETF USD (Acc) (IWDA.L) has a volatility of 4.72%. This indicates that ERN1.L experiences smaller price fluctuations and is considered to be less risky than IWDA.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ERN1.L	IWDA.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.28%	4.72%	-3.44%
Volatility (6M) Calculated over the trailing 6-month period	3.06%	8.65%	-5.59%
Volatility (1Y) Calculated over the trailing 1-year period	661.69%	14.77%	+646.92%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	344.47%	14.43%	+330.04%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	243.54%	15.47%	+228.07%