COPX vs. EART
COPX (Global X Copper Miners ETF) and EART (Global X Rare Earth & Critical Materials ETF) are both Materials funds from Global X - COPX tracks the Solactive Global Copper Miners Total Return Index while EART tracks the Solactive Rare Earth & Critical Materials Index. Both are passively managed. Over the past 3 years, COPX returned 37.36%/yr vs 21.75%/yr for EART. Their correlation of 0.85 suggests significant overlap in exposure. COPX charges 0.65%/yr vs 0.59%/yr for EART.
Performance
COPX vs. EART - Performance Comparison
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Returns By Period
In the year-to-date period, COPX achieves a 25.71% return, which is significantly higher than EART's 17.65% return.
COPX
- 1D
- -3.64%
- 1M
- 17.74%
- YTD
- 25.71%
- 6M
- 36.90%
- 1Y
- 120.82%
- 3Y*
- 37.36%
- 5Y*
- 19.87%
- 10Y*
- 21.95%
EART
- 1D
- -1.81%
- 1M
- 2.78%
- YTD
- 17.65%
- 6M
- 28.34%
- 1Y
- 118.80%
- 3Y*
- 21.75%
- 5Y*
- —
- 10Y*
- —
COPX vs. EART - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | |
|---|---|---|---|---|---|
COPX Global X Copper Miners ETF | 25.71% | 93.50% | 3.57% | 8.38% | -4.19% |
EART Global X Rare Earth & Critical Materials ETF | 17.65% | 98.48% | -7.19% | -19.75% | -16.33% |
Correlation
The correlation between COPX and EART 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 27, 2022 | 0.85 |
The correlation between COPX and EART has been stable across timeframes, ranging from 0.83 to 0.85 - a consistent structural relationship.
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Return for Risk
COPX vs. EART — Risk / Return Rank
COPX
EART
COPX vs. EART - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Global X Copper Miners ETF (COPX) and Global X Rare Earth & Critical Materials ETF (EART). 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.
| COPX | EART | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.21 | ||
| Sortino ratioReturn per unit of downside risk | -0.10 | ||
| Omega ratioGain probability vs. loss probability | 1.42 | 1.45 | -0.03 |
| Calmar ratioReturn relative to maximum drawdown | 4.37 | 4.59 | -0.22 |
| Martin ratioReturn relative to average drawdown | 14.00 | 14.55 | -0.55 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| COPX | EART | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.93 | 3.15 | -0.21 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.55 | — | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.62 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.19 | 0.27 | -0.08 |
Drawdowns
COPX vs. EART - Drawdown Comparison
The maximum COPX drawdown since its inception was -83.16%, which is greater than EART's maximum drawdown of -53.68%. Use the drawdown chart below to compare losses from any high point for COPX and EART.
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Drawdown Indicators
| COPX | EART | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -83.16% | -53.68% | -29.48% |
Max Drawdown (1Y)Largest decline over 1 year | -27.82% | -26.03% | -1.79% |
Max Drawdown (3Y)Largest decline over 3 years | -39.72% | -37.20% | -2.52% |
Max Drawdown (5Y)Largest decline over 5 years | -42.12% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -65.41% | — | — |
Current DrawdownCurrent decline from peak | -5.69% | -10.88% | +5.19% |
Average DrawdownAverage peak-to-trough decline | -39.30% | -29.15% | -10.15% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 8.66% | 8.19% | +0.47% |
Volatility
COPX vs. EART - Volatility Comparison
Global X Copper Miners ETF (COPX) has a higher volatility of 15.38% compared to Global X Rare Earth & Critical Materials ETF (EART) at 11.14%. This indicates that COPX's price experiences larger fluctuations and is considered to be riskier than EART based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| COPX | EART | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 15.38% | 11.14% | +4.24% |
Volatility (6M)Calculated over the trailing 6-month period | 35.68% | 31.37% | +4.31% |
Volatility (1Y)Calculated over the trailing 1-year period | 41.41% | 37.95% | +3.46% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 36.51% | 33.97% | +2.54% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 35.55% | 33.97% | +1.58% |
COPX vs. EART - Expense Ratio Comparison
COPX has a 0.65% expense ratio, which is higher than EART's 0.59% expense ratio.
Dividends
COPX vs. EART - Dividend Comparison
COPX's dividend yield for the trailing twelve months is around 2.13%, more than EART's 0.55% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
COPX Global X Copper Miners ETF | 2.13% | 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 | 0.55% | 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
COPX and EART 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.
COPX has higher volatility (15.38%) compared to EART (11.14%). In terms of maximum drawdown, COPX dropped -83.16% vs EART's -53.68%.
On 3-year performance, COPX leads with 37.36% vs 21.75% for EART. On fees, EART is cheaper at 0.59% per year. On volatility, EART has been the lower-risk option at 11.14%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 3-year period, COPX has performed better with a 37.36% return vs 21.75%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
EART is cheaper with a 0.59% expense ratio, compared with 0.65% for COPX.
COPX has the higher dividend yield at 2.13%, compared with 0.55% for EART.
COPX tracks Solactive Global Copper Miners Total Return Index, while EART tracks Solactive Rare Earth & Critical Materials Index. Their fees differ too: 0.65% for COPX and 0.59% for EART.
EART currently has the higher Sharpe Ratio (3.15 vs 2.93), 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.
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