IDEF vs. DRNZ
IDEF (iShares Defense Industrials Active ETF) and DRNZ (REX Drone ETF) are both Aerospace & Defense funds. IDEF is actively managed, while DRNZ is passively managed. A 0.75 correlation means they provide meaningful diversification when combined. IDEF charges 0.55%/yr vs 0.65%/yr for DRNZ.
Performance
IDEF vs. DRNZ - Performance Comparison
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Returns By Period
In the year-to-date period, IDEF achieves a 2.12% return, which is significantly higher than DRNZ's -6.02% return.
IDEF
- 1D
- -1.75%
- 1M
- -2.59%
- 6M
- -10.54%
- YTD
- 2.12%
- 1Y
- 11.84%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
DRNZ
- 1D
- -3.43%
- 1M
- -16.34%
- 6M
- -26.96%
- YTD
- -6.02%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
IDEF vs. DRNZ - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
IDEF iShares Defense Industrials Active ETF | 2.12% | -4.97% |
DRNZ REX Drone ETF | -6.02% | -12.91% |
Correlation
The correlation between IDEF and DRNZ is 0.75, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Oct 29, 2025 | 0.75 |
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Return for Risk
IDEF vs. DRNZ — Risk / Return Rank
IDEF
DRNZ
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
IDEF vs. DRNZ - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Defense Industrials Active ETF (IDEF) and REX Drone ETF (DRNZ). 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.
| IDEF | DRNZ | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | 1.10 | — | — |
| Calmar ratioReturn relative to maximum drawdown | 0.76 | — | — |
| Martin ratioReturn relative to average drawdown | 1.71 | — | — |
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Drawdowns
IDEF vs. DRNZ - Drawdown Comparison
The maximum IDEF drawdown since its inception was -15.69%, smaller than the maximum DRNZ drawdown of -30.28%. Use the drawdown chart below to compare losses from any high point for IDEF and DRNZ.
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Drawdown Indicators
| IDEF | DRNZ | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -15.69% | -30.28% | +14.59% |
Max Drawdown (1Y)Largest decline over 1 year | -15.69% | — | — |
Current DrawdownCurrent decline from peak | -14.50% | -30.28% | +15.78% |
Average DrawdownAverage peak-to-trough decline | -4.70% | -13.07% | +8.37% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 6.96% | — | — |
Volatility
IDEF vs. DRNZ - Volatility Comparison
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Volatility by Period
| IDEF | DRNZ | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.99% | — | — |
Volatility (6M)Calculated over the trailing 6-month period | 18.73% | — | — |
Volatility (1Y)Calculated over the trailing 1-year period | 22.54% | 50.71% | -28.17% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 21.68% | 50.71% | -29.03% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 21.68% | 50.71% | -29.03% |
IDEF vs. DRNZ - Expense Ratio Comparison
IDEF has a 0.55% expense ratio, which is lower than DRNZ's 0.65% expense ratio.
Dividends
IDEF vs. DRNZ - Dividend Comparison
IDEF's dividend yield for the trailing twelve months is around 0.34%, while DRNZ has not paid dividends to shareholders.
| Position | TTM | 2025 |
|---|---|---|
DRNZ REX Drone ETF | 0.00% | 0.00% |
IDEF iShares Defense Industrials Active ETF | 0.34% | 0.17% |
Frequently Asked Questions
IDEF and DRNZ have a correlation of 0.75, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, IDEF is cheaper at 0.55% per year. The better choice depends on whether you care most about return, fees, risk, or income.
IDEF is cheaper with a 0.55% expense ratio, compared with 0.65% for DRNZ.
IDEF has the higher dividend yield at 0.34%, compared with 0.00% for DRNZ.
They also come from different issuers: iShares and REX. Their fees differ too: 0.55% for IDEF and 0.65% for DRNZ.
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