ISUN.L vs. WDEE.L

Last updated Jun 5, 2026

ISUN.L (Invesco Solar Energy UCITS ETF Acc) and WDEE.L (Invesco S&P World Energy Targeted & Screened UCITS ETF Acc) are both Energy Equities funds from Invesco - ISUN.L tracks the MAC Global Solar Energy Index while WDEE.L tracks the S&P World Energy Targeted & Screened Index. Both are passively managed. Over the past 3 years, ISUN.L returned -1.20%/yr vs 18.95%/yr for WDEE.L. At a 0.17 correlation, their price movements are largely independent. ISUN.L charges 0.69%/yr vs 0.18%/yr for WDEE.L.

Performance

ISUN.L vs. WDEE.L - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco Solar Energy UCITS ETF Acc (ISUN.L) and Invesco S&P World Energy Targeted & Screened UCITS ETF Acc (WDEE.L). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ISUN.L achieves a 39.92% return, which is significantly higher than WDEE.L's 29.98% return.

ISUN.L

• 1D: -2.43%
• 1M: 14.82%
• YTD: 39.92%
• 6M: 44.99%
• 1Y: 106.55%
• 3Y*: -1.20%
• 5Y*: —
• 10Y*: —

WDEE.L

• 1D: -0.74%
• 1M: -2.06%
• YTD: 29.98%
• 6M: 27.20%
• 1Y: 39.55%
• 3Y*: 18.95%
• 5Y*: —
• 10Y*: —

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

ISUN.L vs. WDEE.L - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
ISUN.L Invesco Solar Energy UCITS ETF Acc	39.92%	45.70%	-36.88%	-28.79%
WDEE.L Invesco S&P World Energy Targeted & Screened UCITS ETF Acc	29.98%	9.01%	4.02%	7.64%

Correlation

The correlation between ISUN.L and WDEE.L is -0.10, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.10
Correlation (3Y) Calculated over the trailing 3-year period	0.17
Correlation (All Time) Calculated using the full available price history since Apr 18, 2023	0.17

The correlation between ISUN.L and WDEE.L shifts across timeframes, from -0.10 (1 year) to 0.17 (all time), reflecting how their relationship changes across market environments.

Return for Risk

ISUN.L vs. WDEE.L — Risk / Return Rank

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

ISUN.L

ISUN.L Risk / Return Rank: 87
ISUN.L Sharpe Ratio Rank: 91
ISUN.L Sortino Ratio Rank: 84
ISUN.L Omega Ratio Rank: 76
ISUN.L Calmar Ratio Rank: 95
ISUN.L Martin Ratio Rank: 90

WDEE.L

WDEE.L Risk / Return Rank: 66
WDEE.L Sharpe Ratio Rank: 65
WDEE.L Sortino Ratio Rank: 60
WDEE.L Omega Ratio Rank: 60
WDEE.L Calmar Ratio Rank: 80
WDEE.L Martin Ratio Rank: 67

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.

ISUN.L vs. WDEE.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Solar Energy UCITS ETF Acc (ISUN.L) and Invesco S&P World Energy Targeted & Screened UCITS ETF Acc (WDEE.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.

	ISUN.L	WDEE.L	Difference
Sharpe ratio: Return per unit of total volatility	3.08	2.12	+0.95
Sortino ratio: Return per unit of downside risk	3.68	2.77	+0.91
Omega ratio: Gain probability vs. loss probability	1.44	1.36	+0.08
Calmar ratio: Return relative to maximum drawdown	8.38	4.08	+4.30
Martin ratio: Return relative to average drawdown	20.69	12.10	+8.58
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ISUN.L vs. WDEE.L - Sharpe Ratio Comparison

The current ISUN.L Sharpe Ratio is 3.08, which is higher than the WDEE.L Sharpe Ratio of 2.12. The chart below compares the historical Sharpe Ratios of ISUN.L and WDEE.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

	ISUN.L	WDEE.L	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.08	2.12	+0.95
Sharpe Ratio (All Time) Calculated using the full available price history	-0.12	0.83	-0.95

Drawdowns

ISUN.L vs. WDEE.L - Drawdown Comparison

The maximum ISUN.L drawdown since its inception was -74.01%, which is greater than WDEE.L's maximum drawdown of -18.54%. Use the drawdown chart below to compare losses from any high point for ISUN.L and WDEE.L.

Drawdown Indicators

	ISUN.L	WDEE.L	Difference
Max Drawdown Largest peak-to-trough decline	-74.01%	-18.54%	-55.47%
Max Drawdown (1Y) Largest decline over 1 year	-12.64%	-9.64%	-3.00%
Max Drawdown (3Y) Largest decline over 3 years	-64.50%	-18.54%	-45.96%
Current Drawdown Current decline from peak	-30.78%	-3.78%	-27.00%
Average Drawdown Average peak-to-trough decline	-44.62%	-3.85%	-40.77%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.13%	3.26%	+1.87%

Volatility

ISUN.L vs. WDEE.L - Volatility Comparison

Invesco Solar Energy UCITS ETF Acc (ISUN.L) has a higher volatility of 13.17% compared to Invesco S&P World Energy Targeted & Screened UCITS ETF Acc (WDEE.L) at 6.83%. This indicates that ISUN.L's price experiences larger fluctuations and is considered to be riskier than WDEE.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ISUN.L	WDEE.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	13.17%	6.83%	+6.34%
Volatility (6M) Calculated over the trailing 6-month period	23.69%	15.31%	+8.38%
Volatility (1Y) Calculated over the trailing 1-year period	34.48%	18.58%	+15.90%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	42.46%	19.10%	+23.36%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	42.46%	19.10%	+23.36%

ISUN.L vs. WDEE.L - Expense Ratio Comparison

ISUN.L has a 0.69% expense ratio, which is higher than WDEE.L's 0.18% expense ratio.

Dividends

ISUN.L vs. WDEE.L - Dividend Comparison

Neither ISUN.L nor WDEE.L has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both ISUN.L and WDEE.L in my portfolio?

ISUN.L and WDEE.L have a correlation of -0.10, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, ISUN.L or WDEE.L?

On fees, WDEE.L is cheaper at 0.18% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, ISUN.L or WDEE.L?

WDEE.L is cheaper with a 0.18% expense ratio, compared with 0.69% for ISUN.L.

What is the main difference between ISUN.L and WDEE.L?

ISUN.L tracks MAC Global Solar Energy Index, while WDEE.L tracks S&P World Energy Targeted & Screened Index. Their fees differ too: 0.69% for ISUN.L and 0.18% for WDEE.L.