DRNZ vs. ROBO
DRNZ (REX Drone ETF) and ROBO (ROBO Global Robotics & Automation Index ETF) are both exchange-traded funds - DRNZ is a Aerospace & Defense fund tracking the VettaFi Drone Index, while ROBO is a Robotics fund tracking the ROBO Global Robotics and Automation TR Index. Both are passively managed. Their 0.54 correlation means they have sometimes moved together and sometimes differently. DRNZ charges 0.65%/yr vs 0.95%/yr for ROBO.
Performance
DRNZ vs. ROBO - Performance Comparison
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Returns By Period
In the year-to-date period, DRNZ achieves a -6.20% return, which is significantly lower than ROBO's 14.34% return.
DRNZ
- 1D
- 0.56%
- 1M
- -11.53%
- 6M
- -18.37%
- YTD
- -6.20%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- —
ROBO
- 1D
- 0.85%
- 1M
- -4.96%
- 6M
- 9.49%
- YTD
- 14.34%
- 1Y
- 28.77%
- 3Y*
- 11.42%
- 5Y*
- 4.04%
- 10Y*
- 11.96%
- ALL TIME*
- 9.73%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
DRNZ REX Drone ETF | $2.23M | $2.79M | $4.32M |
| $10.10M | $12.55M | $20.11M |
DRNZ vs. ROBO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
DRNZ REX Drone ETF | -6.20% | -12.91% |
ROBO ROBO Global Robotics & Automation Index ETF | 14.34% | -0.10% |
Correlation
The correlation between DRNZ and ROBO is 0.54, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Oct 29, 2025 | 0.54 |
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Return for Risk
DRNZ vs. ROBO — Risk / Return Rank
DRNZ
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
ROBO
DRNZ vs. ROBO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for REX Drone ETF (DRNZ) and ROBO Global Robotics & Automation Index ETF (ROBO). 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.
| DRNZ | ROBO | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | — | 1.19 | — |
| Calmar ratioReturn relative to maximum drawdown | — | 1.60 | — |
| Martin ratioReturn relative to average drawdown | — | 4.75 | — |
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Drawdowns
DRNZ vs. ROBO - Drawdown Comparison
The maximum DRNZ drawdown since its inception was -34.12%, smaller than the maximum ROBO drawdown of -43.65%. Use the drawdown chart below to compare losses from any high point for DRNZ and ROBO.
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Drawdown Indicators
| DRNZ | ROBO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -34.12% | -43.65% | +9.53% |
Max Drawdown (1Y)Largest decline over 1 year | — | -17.35% | — |
Max Drawdown (3Y)Largest decline over 3 years | — | -27.92% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -43.65% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -43.65% | — |
Current DrawdownCurrent decline from peak | -30.41% | -12.28% | -18.13% |
Average DrawdownAverage peak-to-trough decline | -14.30% | -12.88% | -1.42% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | — | 5.85% | — |
Volatility
DRNZ vs. ROBO - Volatility Comparison
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Volatility by Period
| DRNZ | ROBO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | — | 9.79% | — |
Volatility (6M)Calculated over the trailing 6-month period | — | 22.47% | — |
Volatility (1Y)Calculated over the trailing 1-year period | 50.55% | 26.46% | +24.09% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 50.55% | 24.41% | +26.14% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 50.55% | 23.47% | +27.08% |
DRNZ vs. ROBO - Expense Ratio Comparison
DRNZ has a 0.65% expense ratio, which is lower than ROBO's 0.95% expense ratio.
Dividends
DRNZ vs. ROBO - Dividend Comparison
DRNZ has not paid dividends to shareholders, while ROBO's dividend yield for the trailing twelve months is around 0.37%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
DRNZ REX Drone 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% |
ROBO ROBO Global Robotics & Automation Index ETF | 0.37% | 0.42% | 0.55% | 0.05% | 0.00% | 0.18% | 0.20% | 0.37% | 0.37% | 0.02% | 0.19% | 0.28% |
Frequently Asked Questions
DRNZ and ROBO have a correlation of 0.54, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, DRNZ is cheaper at 0.65% per year. The better choice depends on whether you care most about return, fees, risk, or income.
DRNZ is cheaper with a 0.65% expense ratio, compared with 0.95% for ROBO.
ROBO has the higher dividend yield at 0.37%, compared with 0.00% for DRNZ.
DRNZ is categorized as Aerospace & Defense, while ROBO is Robotics. DRNZ tracks VettaFi Drone Index, while ROBO tracks ROBO Global Robotics and Automation TR Index. They also come from different issuers: REX and Exchange Traded Concepts. Their fees differ too: 0.65% for DRNZ and 0.95% for ROBO.
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