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IWFS.L vs. ISWD.L
Performance
Return for Risk
Drawdowns
Volatility
Dividends

IWFS.L vs. ISWD.L

Last updated Jun 5, 2026

IWFS.L (iShares Edge MSCI World Size Factor UCITS ETF) and ISWD.L (iShares MSCI World Islamic UCITS ETF USD (Dist)) are both Global Equities funds from iShares - IWFS.L tracks the MSCI ACWI NR USD while ISWD.L tracks the MSCI World Islamic Index. Both are passively managed. Over the past 10 years, IWFS.L returned 9.00%/yr vs 12.58%/yr for ISWD.L. Their correlation of 0.89 suggests significant overlap in exposure. IWFS.L charges 0.30%/yr vs 0.60%/yr for ISWD.L.

Performance

IWFS.L vs. ISWD.L - Performance Comparison

The chart below illustrates the hypothetical performance of a £10,000 investment in iShares Edge MSCI World Size Factor UCITS ETF (IWFS.L) and iShares MSCI World Islamic UCITS ETF USD (Dist) (ISWD.L). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

In the year-to-date period, IWFS.L achieves a 6.39% return, which is significantly lower than ISWD.L's 20.06% return. Over the past 10 years, IWFS.L has underperformed ISWD.L with an annualized return of 9.00%, while ISWD.L has yielded a comparatively higher 12.58% annualized return.

IWFS.L

1D
0.39%
1M
2.27%
YTD
6.39%
6M
7.47%
1Y
18.20%
3Y*
11.67%
5Y*
6.56%
10Y*
9.00%

ISWD.L

1D
-0.25%
1M
9.64%
YTD
20.06%
6M
20.12%
1Y
38.63%
3Y*
15.87%
5Y*
13.67%
10Y*
12.58%
*Multi-year figures are annualized to reflect compound growth (CAGR)

IWFS.L vs. ISWD.L - Yearly Performance Comparison

2026 (YTD)202520242023202220212020201920182017
IWFS.L
iShares Edge MSCI World Size Factor UCITS ETF		6.39%13.13%7.64%9.74%-8.21%13.88%7.33%19.31%-9.50%13.28%
ISWD.L
iShares MSCI World Islamic UCITS ETF USD (Dist)		20.06%11.58%7.85%17.25%-0.87%23.70%5.11%17.98%-3.81%9.22%

Correlation

The correlation between IWFS.L and ISWD.L is 0.68, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

Correlation
Correlation (1Y)
Calculated over the trailing 1-year period

0.68

Correlation (3Y)
Calculated over the trailing 3-year period

0.75

Correlation (5Y)
Calculated over the trailing 5-year period

0.81

Correlation (10Y)
Calculated over the trailing 10-year period

0.88

Correlation (All Time)
Calculated using the full available price history since Oct 7, 2014

0.89

Over the past year, the correlation between IWFS.L and ISWD.L has dropped to 0.68 - well below their long-term average of 0.89, suggesting their price drivers have been diverging.

IWFS.L vs. ISWD.L - Sectors Allocation Comparison

Sectors
IWFS.L
ISWD.L

Industrials

21.4%
12.9%

Financial Services

14.2%
0.0%

Technology

12.0%
42.8%

Consumer Cyclical

9.7%
6.9%

Healthcare

7.4%
10.4%

Basic Materials

7.1%
9.6%

Real Estate

6.9%
0.2%

Consumer Defensive

6.6%
3.7%

Utilities

6.3%
1.1%

Communication Services

4.8%
0.4%

Energy

3.5%
11.6%

Industrials

IWFS.L
21.4%
ISWD.L
12.9%

Financial Services

IWFS.L
14.2%
ISWD.L
0.0%

Technology

IWFS.L
12.0%
ISWD.L
42.8%

Consumer Cyclical

IWFS.L
9.7%
ISWD.L
6.9%

Healthcare

IWFS.L
7.4%
ISWD.L
10.4%

Basic Materials

IWFS.L
7.1%
ISWD.L
9.6%

Real Estate

IWFS.L
6.9%
ISWD.L
0.2%

Consumer Defensive

IWFS.L
6.6%
ISWD.L
3.7%

Utilities

IWFS.L
6.3%
ISWD.L
1.1%

Communication Services

IWFS.L
4.8%
ISWD.L
0.4%

Energy

IWFS.L
3.5%
ISWD.L
11.6%

Compare stocks, funds, or ETFs

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iShares Edge MSCI World Size Factor UCITS ETF

iShares MSCI World Islamic UCITS ETF USD (Dist)

Often compared with IWFS.L:
IWFS.L vs. URTHIWFS.L vs. EQQQ.LIWFS.L vs. VOOIWFS.L vs. XDEQ.LIWFS.L vs. VEAIWFS.L vs. IWFV.LIWFS.L vs. XLKQ.L
Often compared with ISWD.L:
ISWD.L vs. IGDA.LISWD.L vs. SPUSISWD.L vs. HLALISWD.L vs. VOOISWD.L vs. SPWOISWD.L vs. UMMAISWD.L vs. HIWS.L

Return for Risk

IWFS.L vs. ISWD.L — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
IWFS.L
IWFS.L Risk / Return Rank: 5050
Overall Rank
IWFS.L Sharpe Ratio Rank: 5353
Sharpe Ratio Rank
IWFS.L Sortino Ratio Rank: 5252
Sortino Ratio Rank
IWFS.L Omega Ratio Rank: 5252
Omega Ratio Rank
IWFS.L Calmar Ratio Rank: 4444
Calmar Ratio Rank
IWFS.L Martin Ratio Rank: 4747
Martin Ratio Rank
ISWD.L
ISWD.L Risk / Return Rank: 9393
Overall Rank
ISWD.L Sharpe Ratio Rank: 9393
Sharpe Ratio Rank
ISWD.L Sortino Ratio Rank: 9393
Sortino Ratio Rank
ISWD.L Omega Ratio Rank: 9393
Omega Ratio Rank
ISWD.L Calmar Ratio Rank: 9494
Calmar Ratio Rank
ISWD.L Martin Ratio Rank: 9393
Martin Ratio Rank
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.

IWFS.L vs. ISWD.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Edge MSCI World Size Factor UCITS ETF (IWFS.L) and iShares MSCI World Islamic UCITS ETF USD (Dist) (ISWD.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.

IWFS.LISWD.LDifference
Sharpe ratioReturn per unit of total volatility
1.77
3.40

-1.63

Sortino ratioReturn per unit of downside risk
2.49
4.58

-2.09

Omega ratioGain probability vs. loss probability

1.32

1.63

-0.31

Calmar ratioReturn relative to maximum drawdown

2.18

6.98

-4.80

Martin ratioReturn relative to average drawdown

7.72

23.95

-16.23

Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

IWFS.L vs. ISWD.L - Sharpe Ratio Comparison

The current IWFS.L Sharpe Ratio is 1.77, which is lower than the ISWD.L Sharpe Ratio of 3.40. The chart below compares the historical Sharpe Ratios of IWFS.L and ISWD.L, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

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Sharpe Ratios by Period

IWFS.LISWD.LDifference

Sharpe Ratio (1Y)

Calculated over the trailing 1-year period

1.77

3.40

-1.63

Sharpe Ratio (5Y)

Calculated over the trailing 5-year period

0.51

1.03

-0.52

Sharpe Ratio (10Y)

Calculated over the trailing 10-year period

0.63

0.88

-0.25

Sharpe Ratio (All Time)

Calculated using the full available price history

0.63

0.74

-0.11

Drawdowns

IWFS.L vs. ISWD.L - Drawdown Comparison

The maximum IWFS.L drawdown since its inception was -29.90%, smaller than the maximum ISWD.L drawdown of -31.52%. Use the drawdown chart below to compare losses from any high point for IWFS.L and ISWD.L.

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Drawdown Indicators

IWFS.LISWD.LDifference

Max Drawdown

Largest peak-to-trough decline

-29.90%

-31.52%

+1.62%

Max Drawdown (1Y)

Largest decline over 1 year

-8.31%

-5.51%

-2.80%

Max Drawdown (3Y)

Largest decline over 3 years

-14.42%

-21.00%

+6.58%

Max Drawdown (5Y)

Largest decline over 5 years

-17.33%

-21.00%

+3.67%

Max Drawdown (10Y)

Largest decline over 10 years

-29.90%

-24.90%

-5.00%

Current Drawdown

Current decline from peak

-0.80%

-0.25%

-0.55%

Average Drawdown

Average peak-to-trough decline

-4.67%

-3.60%

-1.07%

Ulcer Index

Depth and duration of drawdowns from previous peaks

2.35%

1.61%

+0.74%

Volatility

IWFS.L vs. ISWD.L - Volatility Comparison

The current volatility for iShares Edge MSCI World Size Factor UCITS ETF (IWFS.L) is 2.53%, while iShares MSCI World Islamic UCITS ETF USD (Dist) (ISWD.L) has a volatility of 3.64%. This indicates that IWFS.L experiences smaller price fluctuations and is considered to be less risky than ISWD.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

IWFS.LISWD.LDifference

Volatility (1M)

Calculated over the trailing 1-month period

2.53%

3.64%

-1.11%

Volatility (6M)

Calculated over the trailing 6-month period

7.92%

8.41%

-0.49%

Volatility (1Y)

Calculated over the trailing 1-year period

10.23%

11.32%

-1.09%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

12.96%

13.27%

-0.31%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

14.39%

14.33%

+0.06%

IWFS.L vs. ISWD.L - Expense Ratio Comparison

IWFS.L has a 0.30% expense ratio, which is lower than ISWD.L's 0.60% expense ratio.

Dividends

IWFS.L vs. ISWD.L - Dividend Comparison

IWFS.L has not paid dividends to shareholders, while ISWD.L's dividend yield for the trailing twelve months is around 1.27%.

PositionTTM20252024202320222021202020192018201720162015
ISWD.L
iShares MSCI World Islamic UCITS ETF USD (Dist)		1.27%1.50%1.74%1.99%2.43%1.98%1.88%2.37%2.39%2.09%2.09%2.62%
IWFS.L
iShares Edge MSCI World Size Factor UCITS ETF		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

IWFS.L and ISWD.L have a correlation of 0.68, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

On fees, IWFS.L is cheaper at 0.30% per year. The better choice depends on whether you care most about return, fees, risk, or income.

IWFS.L is cheaper with a 0.30% expense ratio, compared with 0.60% for ISWD.L.

IWFS.L tracks MSCI ACWI NR USD, while ISWD.L tracks MSCI World Islamic Index. Their fees differ too: 0.30% for IWFS.L and 0.60% for ISWD.L.

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