EART vs. COPX

Last updated Jun 23, 2026

EART (Global X Rare Earth & Critical Materials ETF) and COPX (Global X Copper Miners ETF) are both exchange-traded funds - EART is a Rare Earth & Strategic Metals fund tracking the Solactive Rare Earth & Critical Materials Index, while COPX is a Copper fund tracking the Solactive Global Copper Miners Total Return Index. Both are passively managed. Over the past 3 years, EART returned 22.12%/yr vs 34.51%/yr for COPX. Their correlation of 0.85 suggests significant overlap in exposure. EART charges 0.59%/yr vs 0.65%/yr for COPX.

Performance

EART vs. COPX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Global X Rare Earth & Critical Materials ETF (EART) and Global X Copper Miners ETF (COPX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, EART achieves a 14.11% return, which is significantly lower than COPX's 18.25% return.

EART

• 1D: -0.07%
• 1M: -0.85%
• YTD: 14.11%
• 6M: 15.34%
• 1Y: 104.88%
• 3Y*: 22.12%
• 5Y*: —
• 10Y*: —

COPX

• 1D: -0.69%
• 1M: 1.85%
• YTD: 18.25%
• 6M: 19.75%
• 1Y: 108.10%
• 3Y*: 34.51%
• 5Y*: 20.78%
• 10Y*: 21.61%

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

EART vs. COPX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
EART Global X Rare Earth & Critical Materials ETF	14.11%	98.48%	-7.19%	-19.75%	-17.92%
COPX Global X Copper Miners ETF	18.25%	93.50%	3.57%	8.38%	-4.44%

Correlation

The correlation between EART and COPX is 0.83, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.83
Correlation (3Y) Calculated over the trailing 3-year period	0.84
Correlation (All Time) Calculated using the full available price history since Jan 26, 2022	0.85

The correlation between EART and COPX has been stable across timeframes, ranging from 0.83 to 0.85 - a consistent structural relationship.

Return for Risk

EART vs. COPX — Risk / Return Rank

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

EART

EART Risk / Return Rank: 74
EART Sharpe Ratio Rank: 86
EART Sortino Ratio Rank: 66
EART Omega Ratio Rank: 70
EART Calmar Ratio Rank: 80
EART Martin Ratio Rank: 66

COPX

COPX Risk / Return Rank: 70
COPX Sharpe Ratio Rank: 81
COPX Sortino Ratio Rank: 61
COPX Omega Ratio Rank: 63
COPX Calmar Ratio Rank: 78
COPX 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.

EART vs. COPX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Global X Rare Earth & Critical Materials ETF (EART) and Global X Copper Miners ETF (COPX). 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.

	EART	COPX	Difference
Sharpe ratio: Return per unit of total volatility	2.70	2.48	+0.22
Sortino ratio: Return per unit of downside risk	2.93	2.77	+0.16
Omega ratio: Gain probability vs. loss probability	1.40	1.37	+0.03
Calmar ratio: Return relative to maximum drawdown	4.05	3.91	+0.14
Martin ratio: Return relative to average drawdown	11.82	11.97	-0.16

EART vs. COPX - Sharpe Ratio Comparison

The current EART Sharpe Ratio is 2.70, which is comparable to the COPX Sharpe Ratio of 2.48. The chart below compares the historical Sharpe Ratios of EART and COPX, 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

EART vs. COPX - Drawdown Comparison

The maximum EART drawdown since its inception was -53.68%, smaller than the maximum COPX drawdown of -83.16%. Use the drawdown chart below to compare losses from any high point for EART and COPX.

Drawdown Indicators

	EART	COPX	Difference
Max Drawdown Largest peak-to-trough decline	-53.68%	-83.16%	+29.48%
Max Drawdown (1Y) Largest decline over 1 year	-26.03%	-27.82%	+1.79%
Max Drawdown (3Y) Largest decline over 3 years	-37.20%	-39.72%	+2.52%
Max Drawdown (5Y) Largest decline over 5 years	—	-42.12%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-65.41%	—
Current Drawdown Current decline from peak	-13.56%	-11.30%	-2.26%
Average Drawdown Average peak-to-trough decline	-28.99%	-39.24%	+10.25%
Ulcer Index Depth and duration of drawdowns from previous peaks	8.91%	9.06%	-0.15%

Volatility

EART vs. COPX - Volatility Comparison

The current volatility for Global X Rare Earth & Critical Materials ETF (EART) is 12.17%, while Global X Copper Miners ETF (COPX) has a volatility of 17.85%. This indicates that EART experiences smaller price fluctuations and is considered to be less risky than COPX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	EART	COPX	Difference
Volatility (1M) Calculated over the trailing 1-month period	12.17%	17.85%	-5.68%
Volatility (6M) Calculated over the trailing 6-month period	33.02%	38.53%	-5.51%
Volatility (1Y) Calculated over the trailing 1-year period	39.21%	44.00%	-4.79%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	34.18%	36.93%	-2.75%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	34.18%	35.76%	-1.58%

EART vs. COPX - Expense Ratio Comparison

EART has a 0.59% expense ratio, which is lower than COPX's 0.65% expense ratio.

Dividends

EART vs. COPX - Dividend Comparison

EART's dividend yield for the trailing twelve months is around 0.57%, less than COPX's 2.26% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
COPX Global X Copper Miners ETF	2.26%	2.68%	1.80%	2.39%	3.14%	1.48%	1.30%	1.37%	2.59%	1.57%	0.60%	1.20%
EART Global X Rare Earth & Critical Materials ETF	0.57%	0.65%	1.06%	1.83%	2.04%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both EART and COPX in my portfolio?

EART and COPX have a correlation of 0.83, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, EART or COPX?

COPX has higher volatility (17.85%) compared to EART (12.17%). In terms of maximum drawdown, EART dropped -53.68% vs COPX's -83.16%.

Which ETF is better, EART or COPX?

On 3-year performance, COPX leads with 34.51% vs 22.12% for EART. On fees, EART is cheaper at 0.59% per year. On volatility, EART has been the lower-risk option at 12.17%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, EART or COPX?

Over the 3-year period, COPX has performed better with a 34.51% return vs 22.12%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, EART or COPX?

EART is cheaper with a 0.59% expense ratio, compared with 0.65% for COPX.

Which ETF pays a higher dividend yield, EART or COPX?

COPX has the higher dividend yield at 2.26%, compared with 0.57% for EART.

What is the main difference between EART and COPX?

EART is categorized as Rare Earth & Strategic Metals, while COPX is Copper. EART tracks Solactive Rare Earth & Critical Materials Index, while COPX tracks Solactive Global Copper Miners Total Return Index. Their fees differ too: 0.59% for EART and 0.65% for COPX.

Which has better risk-adjusted returns?

EART currently has the higher Sharpe Ratio (2.70 vs 2.48), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.