WPS vs. IAU

Last updated Jun 25, 2026

WPS (iShares International Developed Property ETF) and IAU (iShares Gold Trust) are both exchange-traded funds - WPS is a REIT fund tracking the S&P Developed ex US Property Index, while IAU is a Gold fund tracking the LBMA Gold Price. Both are passively managed. At a 0.16 correlation, their price movements are largely independent. WPS charges 0.48%/yr vs 0.25%/yr for IAU.

Performance

WPS vs. IAU - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares International Developed Property ETF (WPS) and iShares Gold Trust (IAU). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

WPS

• 1D: —
• 1M: —
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

IAU

• 1D: -3.03%
• 1M: -11.58%
• YTD: -7.61%
• 6M: -11.09%
• 1Y: 19.64%
• 3Y*: 27.30%
• 5Y*: 17.22%
• 10Y*: 11.42%

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

WPS vs. IAU - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
WPS iShares International Developed Property ETF	0.00%	0.00%	-3.59%	7.43%	-24.74%	9.05%	-5.36%	20.34%	-9.03%	22.86%
IAU iShares Gold Trust	-7.61%	63.95%	26.85%	12.84%	-0.63%	-4.00%	25.03%	17.98%	-1.76%	12.91%

Correlation

The correlation between WPS and IAU is 0.16, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (3Y) Calculated over the trailing 3-year period	0.15
Correlation (5Y) Calculated over the trailing 5-year period	0.20
Correlation (10Y) Calculated over the trailing 10-year period	0.19
Correlation (All Time) Calculated using the full available price history since Aug 7, 2007	0.16

Return for Risk

WPS vs. IAU — Risk / Return Rank

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

WPS

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

IAU

IAU Risk / Return Rank: 21
IAU Sharpe Ratio Rank: 22
IAU Sortino Ratio Rank: 20
IAU Omega Ratio Rank: 24
IAU Calmar Ratio Rank: 18
IAU Martin Ratio Rank: 20

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.

WPS vs. IAU - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares International Developed Property ETF (WPS) and iShares Gold Trust (IAU). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	WPS	IAU	Difference
Sharpe ratio: Return per unit of total volatility	—	0.72	—
Sortino ratio: Return per unit of downside risk	—	1.06	—
Omega ratio: Gain probability vs. loss probability	—	1.15	—
Calmar ratio: Return relative to maximum drawdown	—	0.75	—
Martin ratio: Return relative to average drawdown	—	2.14	—

Drawdowns

Drawdown Indicators

	WPS	IAU	Difference
Max Drawdown Largest peak-to-trough decline	—	-45.14%	—
Max Drawdown (1Y) Largest decline over 1 year	—	-26.17%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-26.17%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-26.17%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-26.17%	—
Current Drawdown Current decline from peak	—	-26.17%	—
Average Drawdown Average peak-to-trough decline	—	-15.98%	—
Ulcer Index Depth and duration of drawdowns from previous peaks	—	9.21%	—

Volatility

Volatility by Period

	WPS	IAU	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	8.50%	—
Volatility (6M) Calculated over the trailing 6-month period	—	24.42%	—
Volatility (1Y) Calculated over the trailing 1-year period	—	27.55%	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	—	18.24%	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	—	16.01%	—

WPS vs. IAU - Expense Ratio Comparison

WPS has a 0.48% expense ratio, which is higher than IAU's 0.25% expense ratio.

Dividends

WPS vs. IAU - Dividend Comparison

Neither WPS nor IAU has paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IAU iShares Gold Trust	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
WPS iShares International Developed Property ETF	0.00%	0.00%	2.48%	2.38%	2.63%	4.36%	2.31%	6.81%	4.45%	4.31%	5.73%	3.20%

Frequently Asked Questions

Can I hold both WPS and IAU in my portfolio?

WPS and IAU have a correlation of 0.16, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, WPS or IAU?

On fees, IAU is cheaper at 0.25% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, WPS or IAU?

IAU is cheaper with a 0.25% expense ratio, compared with 0.48% for WPS.

Which ETF pays a higher dividend yield, WPS or IAU?

WPS and IAU have nearly identical dividend yields, around 0.00%.

What is the main difference between WPS and IAU?

WPS is categorized as REIT, while IAU is Gold. WPS tracks S&P Developed ex US Property Index, while IAU tracks LBMA Gold Price. Their fees differ too: 0.48% for WPS and 0.25% for IAU.