ERTH vs. RAYS

Last updated Jun 4, 2026

ERTH (Invesco MSCI Sustainable Future ETF) and RAYS (Global X Solar ETF) are both Alternative Energy Equities funds - ERTH tracks the MSCI Global Environment Select Index while RAYS tracks the Solactive Solar Index. Both are passively managed. ERTH charges 0.55%/yr vs 0.50%/yr for RAYS.

Performance

ERTH vs. RAYS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco MSCI Sustainable Future ETF (ERTH) and Global X Solar ETF (RAYS). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

ERTH

• 1D: -1.09%
• 1M: 3.19%
• YTD: 8.02%
• 6M: 9.21%
• 1Y: 22.54%
• 3Y*: 3.35%
• 5Y*: -3.76%
• 10Y*: 7.44%

RAYS

• 1D: 0.00%
• 1M: 0.00%
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

ERTH vs. RAYS - Yearly Performance Comparison

	2026 (YTD)
ERTH Invesco MSCI Sustainable Future ETF	4.46%
RAYS Global X Solar ETF	0.00%

ERTH vs. RAYS - Sectors Allocation Comparison

Sectors	ERTH	RAYS
Real Estate	26.7%	-
Industrials	21.0%	21.4%
Consumer Cyclical	14.3%	4.0%
Technology	10.5%	66.9%
Energy	8.5%	-
Utilities	6.5%	6.8%
Basic Materials	2.3%	0.9%
Consumer Defensive	2.1%	-
Financial Services	0.3%	-
Communication Services	-	-
Healthcare	-	-

Return for Risk

ERTH vs. RAYS — Risk / Return Rank

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

ERTH

ERTH Risk / Return Rank: 43
ERTH Sharpe Ratio Rank: 38
ERTH Sortino Ratio Rank: 37
ERTH Omega Ratio Rank: 36
ERTH Calmar Ratio Rank: 56
ERTH Martin Ratio Rank: 47

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.

ERTH vs. RAYS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco MSCI Sustainable Future ETF (ERTH) and Global X Solar ETF (RAYS). 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.

	ERTH	RAYS	Difference
Sharpe ratio: Return per unit of total volatility	1.36	—	—
Sortino ratio: Return per unit of downside risk	1.93	—	—
Omega ratio: Gain probability vs. loss probability	1.24	—	—
Calmar ratio: Return relative to maximum drawdown	2.81	—	—
Martin ratio: Return relative to average drawdown	7.79	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	ERTH	RAYS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.36	—	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.17	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.33	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.21	—	—

Drawdowns

ERTH vs. RAYS - Drawdown Comparison

The maximum ERTH drawdown since its inception was -64.45%, which is greater than RAYS's maximum drawdown of 0.00%. Use the drawdown chart below to compare losses from any high point for ERTH and RAYS.

Drawdown Indicators

	ERTH	RAYS	Difference
Max Drawdown Largest peak-to-trough decline	-64.45%	0.00%	-64.45%
Max Drawdown (1Y) Largest decline over 1 year	-8.07%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-33.82%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-51.72%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-51.72%	—	—
Current Drawdown Current decline from peak	-27.23%	0.00%	-27.23%
Average Drawdown Average peak-to-trough decline	-21.47%	0.00%	-21.47%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.90%	—	—

Volatility

Volatility by Period

	ERTH	RAYS	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.20%	—	—
Volatility (6M) Calculated over the trailing 6-month period	11.80%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	16.73%	0.00%	+16.73%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.85%	0.00%	+22.85%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.62%	0.00%	+22.62%

ERTH vs. RAYS - Expense Ratio Comparison

ERTH has a 0.55% expense ratio, which is higher than RAYS's 0.50% expense ratio.

Dividends

ERTH vs. RAYS - Dividend Comparison

ERTH's dividend yield for the trailing twelve months is around 1.38%, while RAYS has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ERTH Invesco MSCI Sustainable Future ETF	1.38%	1.46%	1.00%	1.28%	1.22%	15.33%	0.21%	0.71%	0.61%	0.87%	1.06%	0.79%
RAYS Global X Solar ETF	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Which ETF is better, ERTH or RAYS?

On fees, RAYS is cheaper at 0.50% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, ERTH or RAYS?

RAYS is cheaper with a 0.50% expense ratio, compared with 0.55% for ERTH.

Which ETF pays a higher dividend yield, ERTH or RAYS?

ERTH has the higher dividend yield at 1.38%, compared with 0.00% for RAYS.

What is the main difference between ERTH and RAYS?

ERTH tracks MSCI Global Environment Select Index, while RAYS tracks Solactive Solar Index. They also come from different issuers: Invesco and Global X. Their fees differ too: 0.55% for ERTH and 0.50% for RAYS.