RAYS vs. ERTH

Last updated Jun 4, 2026

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

Performance

RAYS vs. ERTH - Performance Comparison

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

Returns By Period

RAYS

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

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%

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

RAYS vs. ERTH - Yearly Performance Comparison

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

RAYS vs. ERTH - Sectors Allocation Comparison

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

Return for Risk

RAYS vs. ERTH — 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.

RAYS vs. ERTH - Risk-Adjusted Trends Comparison

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

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

Sharpe Ratios by Period

	RAYS	ERTH	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

RAYS vs. ERTH - Drawdown Comparison

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

Drawdown Indicators

	RAYS	ERTH	Difference
Max Drawdown Largest peak-to-trough decline	0.00%	-64.45%	+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	0.00%	-27.23%	+27.23%
Average Drawdown Average peak-to-trough decline	0.00%	-21.47%	+21.47%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	2.90%	—

Volatility

Volatility by Period

	RAYS	ERTH	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	0.00%	16.73%	-16.73%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	0.00%	22.85%	-22.85%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	0.00%	22.62%	-22.62%

RAYS vs. ERTH - Expense Ratio Comparison

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

Dividends

RAYS vs. ERTH - Dividend Comparison

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

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, RAYS or ERTH?

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, RAYS or ERTH?

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

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

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

What is the main difference between RAYS and ERTH?

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