SPEX.L vs. IISU.L

Last updated Jun 26, 2026

SPEX.L (Invesco S&P 500 Equal Weight UCITS ETF Acc) and IISU.L (iShares S&P 500 Industrials Sector UCITS ETF USD (Acc)) are both exchange-traded funds - SPEX.L is a S&P 500 fund tracking the S&P 500 Equal Weight Index, while IISU.L is a Industrials Equities fund tracking the S&P 500 Capped 35/20 Industrials Index. Both are passively managed. Over the past 5 years, SPEX.L returned 9.73%/yr vs 14.99%/yr for IISU.L. Their correlation of 0.84 suggests significant overlap in exposure. SPEX.L charges 0.20%/yr vs 0.15%/yr for IISU.L.

Performance

SPEX.L vs. IISU.L - Performance Comparison

The chart below illustrates the hypothetical performance of a £10,000 investment in Invesco S&P 500 Equal Weight UCITS ETF Acc (SPEX.L) and iShares S&P 500 Industrials Sector UCITS ETF USD (Acc) (IISU.L). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SPEX.L achieves a 13.01% return, which is significantly lower than IISU.L's 20.55% return.

SPEX.L

• 1D: 0.27%
• 1M: 4.62%
• YTD: 13.01%
• 6M: 13.48%
• 1Y: 24.33%
• 3Y*: 13.64%
• 5Y*: 9.73%
• 10Y*: —

IISU.L

• 1D: 1.24%
• 1M: 8.07%
• YTD: 20.55%
• 6M: 20.59%
• 1Y: 33.37%
• 3Y*: 21.00%
• 5Y*: 14.99%
• 10Y*: —

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

SPEX.L vs. IISU.L - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
SPEX.L Invesco S&P 500 Equal Weight UCITS ETF Acc	13.01%	3.90%	14.09%	7.64%	-1.17%	8,302.22%
IISU.L iShares S&P 500 Industrials Sector UCITS ETF USD (Acc)	20.55%	11.24%	19.29%	11.45%	6.06%	10.52%

Correlation

The correlation between SPEX.L and IISU.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	0.80
Correlation (5Y) Calculated over the trailing 5-year period	0.85
Correlation (All Time) Calculated using the full available price history since Apr 6, 2021	0.84

The correlation between SPEX.L and IISU.L shifts across timeframes, from 0.68 (1 year) to 0.85 (5 years), reflecting how their relationship changes across market environments.

SPEX.L vs. IISU.L - Sectors Allocation Comparison

Sectors	SPEX.L	IISU.L
Technology	20.9%	3.5%
Industrials	14.2%	90.5%
Financial Services	13.9%	-
Healthcare	11.1%	-
Consumer Cyclical	10.1%	0.5%
Consumer Defensive	6.4%	-
Real Estate	6.1%	-
Utilities	5.7%	5.3%
Energy	4.0%	-
Basic Materials	3.9%	0.2%
Communication Services	3.9%	-

Return for Risk

SPEX.L vs. IISU.L — Risk / Return Rank

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

SPEX.L

SPEX.L Risk / Return Rank: 85
SPEX.L Sharpe Ratio Rank: 87
SPEX.L Sortino Ratio Rank: 88
SPEX.L Omega Ratio Rank: 86
SPEX.L Calmar Ratio Rank: 86
SPEX.L Martin Ratio Rank: 80

IISU.L

IISU.L Risk / Return Rank: 80
IISU.L Sharpe Ratio Rank: 86
IISU.L Sortino Ratio Rank: 86
IISU.L Omega Ratio Rank: 80
IISU.L Calmar Ratio Rank: 78
IISU.L Martin Ratio Rank: 70

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.

SPEX.L vs. IISU.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco S&P 500 Equal Weight UCITS ETF Acc (SPEX.L) and iShares S&P 500 Industrials Sector UCITS ETF USD (Acc) (IISU.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.

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.

	SPEX.L	IISU.L	Difference
Sharpe ratio: Return per unit of total volatility	2.51	2.43	+0.08
Sortino ratio: Return per unit of downside risk	3.46	3.36	+0.10
Omega ratio: Gain probability vs. loss probability	1.46	1.41	+0.05
Calmar ratio: Return relative to maximum drawdown	4.23	3.55	+0.68
Martin ratio: Return relative to average drawdown	13.76	11.26	+2.50

SPEX.L vs. IISU.L - Sharpe Ratio Comparison

The current SPEX.L Sharpe Ratio is 2.51, which is comparable to the IISU.L Sharpe Ratio of 2.43. The chart below compares the historical Sharpe Ratios of SPEX.L and IISU.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.

Drawdowns

SPEX.L vs. IISU.L - Drawdown Comparison

The maximum SPEX.L drawdown since its inception was -20.03%, smaller than the maximum IISU.L drawdown of -35.68%. Use the drawdown chart below to compare losses from any high point for SPEX.L and IISU.L.

Drawdown Indicators

	SPEX.L	IISU.L	Difference
Max Drawdown Largest peak-to-trough decline	-20.03%	-35.68%	+15.65%
Max Drawdown (1Y) Largest decline over 1 year	-5.73%	-9.36%	+3.63%
Max Drawdown (3Y) Largest decline over 3 years	-20.03%	-21.12%	+1.09%
Max Drawdown (5Y) Largest decline over 5 years	-20.03%	-21.12%	+1.09%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-5.56%	-8.90%	+3.34%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.76%	2.96%	-1.20%

Volatility

SPEX.L vs. IISU.L - Volatility Comparison

The current volatility for Invesco S&P 500 Equal Weight UCITS ETF Acc (SPEX.L) is 2.24%, while iShares S&P 500 Industrials Sector UCITS ETF USD (Acc) (IISU.L) has a volatility of 4.63%. This indicates that SPEX.L experiences smaller price fluctuations and is considered to be less risky than IISU.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SPEX.L	IISU.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.24%	4.63%	-2.39%
Volatility (6M) Calculated over the trailing 6-month period	6.76%	10.92%	-4.16%
Volatility (1Y) Calculated over the trailing 1-year period	9.69%	13.69%	-4.00%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	19.60%	21.12%	-1.52%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2,836.41%	24.84%	+2,811.57%

SPEX.L vs. IISU.L - Expense Ratio Comparison

SPEX.L has a 0.20% expense ratio, which is higher than IISU.L's 0.15% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

SPEX.L vs. IISU.L - Dividend Comparison

Neither SPEX.L nor IISU.L has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both SPEX.L and IISU.L in my portfolio?

SPEX.L and IISU.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.

Which ETF is better, SPEX.L or IISU.L?

On fees, IISU.L is cheaper at 0.15% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, SPEX.L or IISU.L?

IISU.L is cheaper with a 0.15% expense ratio, compared with 0.20% for SPEX.L.

What is the main difference between SPEX.L and IISU.L?

SPEX.L is categorized as S&P 500, while IISU.L is Industrials Equities. SPEX.L tracks S&P 500 Equal Weight Index, while IISU.L tracks S&P 500 Capped 35/20 Industrials Index. They also come from different issuers: Invesco and iShares. Their fees differ too: 0.20% for SPEX.L and 0.15% for IISU.L.