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SSAC.L vs. IWDA.L
Performance
Return for Risk
Drawdowns
Volatility
Dividends

SSAC.L vs. IWDA.L

Last updated Jun 5, 2026

SSAC.L (iShares MSCI ACWI UCITS ETF (Acc)) and IWDA.L (iShares Core MSCI World UCITS ETF USD (Acc)) are both Global Equities funds from iShares - SSAC.L tracks the MSCI ACWI NR USD while IWDA.L tracks the MSCI World Index (Net). Both are passively managed. Over the past 10 years, SSAC.L returned 13.47%/yr vs 13.89%/yr for IWDA.L. Their correlation of 0.87 suggests significant overlap in exposure. Both charge a 0.20% expense ratio.

Performance

SSAC.L vs. IWDA.L - Performance Comparison

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

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Different Trading Currencies

SSAC.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, SSAC.L achieves a 11.86% return, which is significantly higher than IWDA.L's 10.12% return. Both investments have delivered pretty close results over the past 10 years, with SSAC.L having a 13.47% annualized return and IWDA.L not far ahead at 13.89%.

SSAC.L

1D
-0.06%
1M
5.29%
YTD
11.86%
6M
12.38%
1Y
30.00%
3Y*
18.06%
5Y*
12.57%
10Y*
13.47%

IWDA.L

1D
0.00%
1M
4.88%
YTD
10.12%
6M
10.06%
1Y
27.03%
3Y*
17.69%
5Y*
13.03%
10Y*
13.89%
*Multi-year figures are annualized to reflect compound growth (CAGR)

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

2026 (YTD)202520242023202220212020201920182017
SSAC.L
iShares MSCI ACWI UCITS ETF (Acc)		11.86%13.95%19.63%16.14%-8.56%20.35%11.80%22.09%-4.79%13.30%
IWDA.L
iShares Core MSCI World UCITS ETF USD (Acc)		10.28%12.41%21.19%18.05%-8.38%23.34%12.65%22.29%-3.62%12.15%

Correlation

The correlation between SSAC.L and IWDA.L is 0.89, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

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

0.89

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

0.91

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

0.91

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

0.91

Correlation (All Time)
Calculated using the full available price history since Nov 3, 2011

0.87

The correlation between SSAC.L and IWDA.L has been stable across timeframes, ranging from 0.87 to 0.91 - a consistent structural relationship.

SSAC.L vs. IWDA.L - Sectors Allocation Comparison

Sectors
SSAC.L
IWDA.L

Technology

31.1%
32.9%

Financial Services

15.7%
14.9%

Industrials

10.4%
9.7%

Consumer Cyclical

9.1%
8.8%

Communication Services

8.9%
9.3%

Healthcare

8.0%
8.6%

Consumer Defensive

5.0%
4.8%

Energy

4.2%
3.9%

Basic Materials

3.6%
2.8%

Utilities

2.4%
2.4%

Real Estate

1.7%
1.2%

Technology

SSAC.L
31.1%
IWDA.L
32.9%

Financial Services

SSAC.L
15.7%
IWDA.L
14.9%

Industrials

SSAC.L
10.4%
IWDA.L
9.7%

Consumer Cyclical

SSAC.L
9.1%
IWDA.L
8.8%

Communication Services

SSAC.L
8.9%
IWDA.L
9.3%

Healthcare

SSAC.L
8.0%
IWDA.L
8.6%

Consumer Defensive

SSAC.L
5.0%
IWDA.L
4.8%

Energy

SSAC.L
4.2%
IWDA.L
3.9%

Basic Materials

SSAC.L
3.6%
IWDA.L
2.8%

Utilities

SSAC.L
2.4%
IWDA.L
2.4%

Real Estate

SSAC.L
1.7%
IWDA.L
1.2%

Compare stocks, funds, or ETFs

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iShares MSCI ACWI UCITS ETF (Acc)

iShares Core MSCI World UCITS ETF USD (Acc)

Often compared with SSAC.L:
SSAC.L vs. ACWISSAC.L vs. VWRP.LSSAC.L vs. ISAC.LSSAC.L vs. SWDA.LSSAC.L vs. IUSQ.DESSAC.L vs. ACWI.LSSAC.L vs. VWRL.AS
Often compared with IWDA.L:
IWDA.L vs. VWCE.DEIWDA.L vs. SWDA.LIWDA.L vs. VWRP.LIWDA.L vs. VUAA.LIWDA.L vs. URTHIWDA.L vs. ACWI.LIWDA.L vs. SPY

Return for Risk

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

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
SSAC.L
SSAC.L Risk / Return Rank: 8686
Overall Rank
SSAC.L Sharpe Ratio Rank: 8787
Sharpe Ratio Rank
SSAC.L Sortino Ratio Rank: 8787
Sortino Ratio Rank
SSAC.L Omega Ratio Rank: 8888
Omega Ratio Rank
SSAC.L Calmar Ratio Rank: 8282
Calmar Ratio Rank
SSAC.L Martin Ratio Rank: 8585
Martin Ratio Rank
IWDA.L
IWDA.L Risk / Return Rank: 6868
Overall Rank
IWDA.L Sharpe Ratio Rank: 6767
Sharpe Ratio Rank
IWDA.L Sortino Ratio Rank: 7373
Sortino Ratio Rank
IWDA.L Omega Ratio Rank: 6767
Omega Ratio Rank
IWDA.L Calmar Ratio Rank: 6464
Calmar Ratio Rank
IWDA.L Martin Ratio Rank: 7272
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.

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

This table presents a comparison of risk-adjusted performance metrics for iShares MSCI ACWI UCITS ETF (Acc) (SSAC.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.

SSAC.LIWDA.LDifference
Sharpe ratioReturn per unit of total volatility
2.85
2.32

+0.53

Sortino ratioReturn per unit of downside risk
3.91
3.22

+0.69

Omega ratioGain probability vs. loss probability

1.54

1.43

+0.11

Calmar ratioReturn relative to maximum drawdown

4.26

4.22

+0.03

Martin ratioReturn relative to average drawdown

17.20

15.90

+1.30

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

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

The current SSAC.L Sharpe Ratio is 2.85, which is comparable to the IWDA.L Sharpe Ratio of 2.32. The chart below compares the historical Sharpe Ratios of SSAC.L and IWDA.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

SSAC.LIWDA.LDifference

Sharpe Ratio (1Y)

Calculated over the trailing 1-year period

2.85

2.32

+0.53

Sharpe Ratio (5Y)

Calculated over the trailing 5-year period

0.97

0.90

+0.07

Sharpe Ratio (10Y)

Calculated over the trailing 10-year period

0.94

0.89

+0.04

Sharpe Ratio (All Time)

Calculated using the full available price history

0.89

0.86

+0.04

Drawdowns

SSAC.L vs. IWDA.L - Drawdown Comparison

The maximum SSAC.L drawdown since its inception was -25.43%, roughly equal to the maximum IWDA.L drawdown of -26.18%. Use the drawdown chart below to compare losses from any high point for SSAC.L and IWDA.L.

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Drawdown Indicators

SSAC.LIWDA.LDifference

Max Drawdown

Largest peak-to-trough decline

-25.43%

-26.18%

+0.75%

Max Drawdown (1Y)

Largest decline over 1 year

-7.01%

-6.37%

-0.64%

Max Drawdown (3Y)

Largest decline over 3 years

-17.99%

-18.91%

+0.92%

Max Drawdown (5Y)

Largest decline over 5 years

-17.99%

-18.91%

+0.92%

Max Drawdown (10Y)

Largest decline over 10 years

-25.43%

-26.18%

+0.75%

Current Drawdown

Current decline from peak

-0.40%

-0.27%

-0.13%

Average Drawdown

Average peak-to-trough decline

-3.50%

-3.39%

-0.11%

Ulcer Index

Depth and duration of drawdowns from previous peaks

1.74%

1.70%

+0.04%

Volatility

SSAC.L vs. IWDA.L - Volatility Comparison

The current volatility for iShares MSCI ACWI UCITS ETF (Acc) (SSAC.L) is 2.90%, while iShares Core MSCI World UCITS ETF USD (Acc) (IWDA.L) has a volatility of 3.47%. This indicates that SSAC.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.

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Volatility by Period

SSAC.LIWDA.LDifference

Volatility (1M)

Calculated over the trailing 1-month period

2.90%

3.47%

-0.57%

Volatility (6M)

Calculated over the trailing 6-month period

7.73%

8.85%

-1.12%

Volatility (1Y)

Calculated over the trailing 1-year period

10.48%

11.62%

-1.14%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

12.98%

14.49%

-1.51%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

14.38%

15.51%

-1.13%

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

Both SSAC.L and IWDA.L have an expense ratio of 0.20%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.

Dividends

SSAC.L vs. IWDA.L - Dividend Comparison

Neither SSAC.L nor IWDA.L has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

SSAC.L and IWDA.L have a correlation of 0.89, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Both ETFs have the same 0.20% expense ratio. The better choice depends on whether you care most about return, fees, risk, or income.

SSAC.L and IWDA.L have the same expense ratio: 0.20% per year.

SSAC.L tracks MSCI ACWI NR USD, while IWDA.L tracks MSCI World Index (Net).

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