WLDS.L vs. VUAG.L

Last updated Jun 9, 2026

WLDS.L (iShares MSCI World Small Cap UCITS ETF) and VUAG.L (Vanguard S&P 500 UCITS ETF (USD) Accumulating) are both exchange-traded funds - WLDS.L is a Small Cap Blend Equities fund tracking the MSCI World Small Cap Inde, while VUAG.L is a S&P 500 fund tracking the S&P 500 Index. Both are passively managed. Over the past 5 years, WLDS.L returned 7.61%/yr vs 14.55%/yr for VUAG.L. A 0.78 correlation means they provide meaningful diversification when combined. WLDS.L charges 0.35%/yr vs 0.07%/yr for VUAG.L.

Performance

WLDS.L vs. VUAG.L - Performance Comparison

The chart below illustrates the hypothetical performance of a £10,000 investment in iShares MSCI World Small Cap UCITS ETF (WLDS.L) and Vanguard S&P 500 UCITS ETF (USD) Accumulating (VUAG.L). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, WLDS.L achieves a 13.04% return, which is significantly higher than VUAG.L's 9.38% return.

WLDS.L

• 1D: -0.13%
• 1M: 1.73%
• YTD: 13.04%
• 6M: 13.37%
• 1Y: 30.87%
• 3Y*: 14.30%
• 5Y*: 7.61%
• 10Y*: —

VUAG.L

• 1D: -0.44%
• 1M: 2.91%
• YTD: 9.38%
• 6M: 8.97%
• 1Y: 27.11%
• 3Y*: 19.03%
• 5Y*: 14.55%
• 10Y*: —

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

WLDS.L vs. VUAG.L - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
WLDS.L iShares MSCI World Small Cap UCITS ETF	13.04%	11.75%	8.63%	11.26%	-8.89%	16.71%	12.54%	9.45%
VUAG.L Vanguard S&P 500 UCITS ETF (USD) Accumulating	9.38%	9.36%	27.34%	19.65%	-8.87%	30.97%	16.23%	-12.98%

Correlation

The correlation between WLDS.L and VUAG.L is 0.72, 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	0.72
Correlation (3Y) Calculated over the trailing 3-year period	0.69
Correlation (5Y) Calculated over the trailing 5-year period	0.75
Correlation (All Time) Calculated using the full available price history since May 14, 2019	0.78

The correlation between WLDS.L and VUAG.L has been stable across timeframes, ranging from 0.69 to 0.78 - a consistent structural relationship.

WLDS.L vs. VUAG.L - Sectors Allocation Comparison

Sectors	WLDS.L	VUAG.L
Industrials	20.5%	8.3%
Technology	15.2%	35.7%
Financial Services	13.3%	11.6%
Consumer Cyclical	10.6%	10.2%
Healthcare	9.5%	8.5%
Basic Materials	8.2%	1.8%
Real Estate	8.0%	1.9%
Energy	5.0%	3.5%
Consumer Defensive	3.9%	4.9%
Communication Services	3.0%	11.3%
Utilities	2.8%	2.4%

Return for Risk

WLDS.L vs. VUAG.L — Risk / Return Rank

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

WLDS.L

WLDS.L Risk / Return Rank: 82
WLDS.L Sharpe Ratio Rank: 83
WLDS.L Sortino Ratio Rank: 84
WLDS.L Omega Ratio Rank: 80
WLDS.L Calmar Ratio Rank: 82
WLDS.L Martin Ratio Rank: 81

VUAG.L

VUAG.L Risk / Return Rank: 83
VUAG.L Sharpe Ratio Rank: 86
VUAG.L Sortino Ratio Rank: 84
VUAG.L Omega Ratio Rank: 85
VUAG.L Calmar Ratio Rank: 80
VUAG.L Martin Ratio Rank: 79

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.

WLDS.L vs. VUAG.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares MSCI World Small Cap UCITS ETF (WLDS.L) and Vanguard S&P 500 UCITS ETF (USD) Accumulating (VUAG.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.

	WLDS.L	VUAG.L	Difference
Sharpe ratio: Return per unit of total volatility	2.42	2.54	-0.12
Sortino ratio: Return per unit of downside risk	3.41	3.42	-0.01
Omega ratio: Gain probability vs. loss probability	1.43	1.47	-0.04
Calmar ratio: Return relative to maximum drawdown	3.91	3.79	+0.12
Martin ratio: Return relative to average drawdown	14.75	13.91	+0.85
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

WLDS.L vs. VUAG.L - Sharpe Ratio Comparison

The current WLDS.L Sharpe Ratio is 2.42, which is comparable to the VUAG.L Sharpe Ratio of 2.54. The chart below compares the historical Sharpe Ratios of WLDS.L and VUAG.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.

Sharpe Ratios by Period

	WLDS.L	VUAG.L	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.42	2.54	-0.12
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.38	1.02	-0.64
Sharpe Ratio (All Time) Calculated using the full available price history	0.23	0.66	-0.43

Drawdowns

WLDS.L vs. VUAG.L - Drawdown Comparison

The maximum WLDS.L drawdown since its inception was -43.18%, which is greater than VUAG.L's maximum drawdown of -30.82%. Use the drawdown chart below to compare losses from any high point for WLDS.L and VUAG.L.

Drawdown Indicators

	WLDS.L	VUAG.L	Difference
Max Drawdown Largest peak-to-trough decline	-43.18%	-30.82%	-12.36%
Max Drawdown (1Y) Largest decline over 1 year	-7.86%	-7.11%	-0.75%
Max Drawdown (3Y) Largest decline over 3 years	-21.53%	-20.88%	-0.65%
Max Drawdown (5Y) Largest decline over 5 years	-21.53%	-20.88%	-0.65%
Current Drawdown Current decline from peak	-1.42%	-1.28%	-0.14%
Average Drawdown Average peak-to-trough decline	-12.31%	-5.48%	-6.83%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.09%	1.94%	+0.15%

Volatility

WLDS.L vs. VUAG.L - Volatility Comparison

iShares MSCI World Small Cap UCITS ETF (WLDS.L) has a higher volatility of 3.57% compared to Vanguard S&P 500 UCITS ETF (USD) Accumulating (VUAG.L) at 2.71%. This indicates that WLDS.L's price experiences larger fluctuations and is considered to be riskier than VUAG.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	WLDS.L	VUAG.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.57%	2.71%	+0.86%
Volatility (6M) Calculated over the trailing 6-month period	9.48%	7.19%	+2.29%
Volatility (1Y) Calculated over the trailing 1-year period	12.74%	10.67%	+2.07%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	20.28%	14.33%	+5.95%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.46%	17.88%	+4.58%

WLDS.L vs. VUAG.L - Expense Ratio Comparison

WLDS.L has a 0.35% expense ratio, which is higher than VUAG.L's 0.07% expense ratio.

Dividends

WLDS.L vs. VUAG.L - Dividend Comparison

Neither WLDS.L nor VUAG.L has paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020
VUAG.L Vanguard S&P 500 UCITS ETF (USD) Accumulating	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	1.80%
WLDS.L iShares MSCI World Small Cap UCITS ETF	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both WLDS.L and VUAG.L in my portfolio?

WLDS.L and VUAG.L have a correlation of 0.72, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, WLDS.L or VUAG.L?

On fees, VUAG.L is cheaper at 0.07% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, WLDS.L or VUAG.L?

VUAG.L is cheaper with a 0.07% expense ratio, compared with 0.35% for WLDS.L.

What is the main difference between WLDS.L and VUAG.L?

WLDS.L is categorized as Small Cap Blend Equities, while VUAG.L is S&P 500. WLDS.L tracks MSCI World Small Cap Inde, while VUAG.L tracks S&P 500 Index. They also come from different issuers: iShares and Vanguard. Their fees differ too: 0.35% for WLDS.L and 0.07% for VUAG.L.