DRNZ vs. PPA

Last updated Apr 2, 2026

Compare and contrast key facts about REX Drone ETF (DRNZ) and Invesco Aerospace & Defense ETF (PPA).

DRNZ and PPA are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. DRNZ is a passively managed fund by REX that tracks the performance of the VettaFi Drone Index. It was launched on Oct 29, 2025. PPA is a passively managed fund by Invesco that tracks the performance of the SPADE Defense Index. It was launched on Oct 26, 2005. Both DRNZ and PPA are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.

Performance

DRNZ vs. PPA - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in REX Drone ETF (DRNZ) and Invesco Aerospace & Defense ETF (PPA). The values are adjusted to include any dividend payments, if applicable.

DRNZ vs. PPA - Yearly Performance Comparison

	2026 (YTD)	2025
DRNZ REX Drone ETF	12.44%	-10.89%
PPA Invesco Aerospace & Defense ETF	8.35%	-1.25%

Returns By Period

In the year-to-date period, DRNZ achieves a 12.44% return, which is significantly higher than PPA's 8.35% return.

DRNZ

• 1D: 2.32%
• 1M: -8.96%
• YTD: 12.44%
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

PPA

• 1D: 2.39%
• 1M: -8.56%
• YTD: 8.35%
• 6M: 8.97%
• 1Y: 45.28%
• 3Y*: 28.92%
• 5Y*: 19.15%
• 10Y*: 17.98%

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

DRNZ vs. PPA - Expense Ratio Comparison

DRNZ has a 0.65% expense ratio, which is higher than PPA's 0.61% expense ratio.

DRNZ

REX Drone ETF

PPA

Invesco Aerospace & Defense ETF

Return for Risk

DRNZ vs. PPA — Risk / Return Rank

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

PPA

PPA Risk / Return Rank: 91
PPA Sharpe Ratio Rank: 91
PPA Sortino Ratio Rank: 92
PPA Omega Ratio Rank: 90
PPA Calmar Ratio Rank: 92
PPA Martin Ratio Rank: 92

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.

DRNZ vs. PPA - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for REX Drone ETF (DRNZ) and Invesco Aerospace & Defense ETF (PPA). 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

	DRNZ	PPA	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	2.09	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	1.06	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.88	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.01	0.66	-0.65

Correlation

The correlation between DRNZ and PPA is 0.70, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.

Dividends

DRNZ vs. PPA - Dividend Comparison

DRNZ has not paid dividends to shareholders, while PPA's dividend yield for the trailing twelve months is around 0.39%.

	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%
PPA Invesco Aerospace & Defense ETF	0.39%	0.42%	0.61%	0.67%	0.83%	0.59%	0.88%	0.95%	0.90%	0.67%	1.70%	1.41%

Drawdowns

DRNZ vs. PPA - Drawdown Comparison

The maximum DRNZ drawdown since its inception was -24.52%, smaller than the maximum PPA drawdown of -57.37%. Use the drawdown chart below to compare losses from any high point for DRNZ and PPA.

Drawdown Indicators

	DRNZ	PPA	Difference
Max Drawdown Largest peak-to-trough decline	-24.52%	-57.37%	+32.85%
Max Drawdown (1Y) Largest decline over 1 year	—	-13.71%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-18.37%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-43.92%	—
Current Drawdown Current decline from peak	-15.49%	-8.56%	-6.93%
Average Drawdown Average peak-to-trough decline	-10.94%	-9.19%	-1.75%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	3.45%	—

Volatility

Volatility by Period

	DRNZ	PPA	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	7.57%	—
Volatility (6M) Calculated over the trailing 6-month period	—	15.14%	—
Volatility (1Y) Calculated over the trailing 1-year period	51.22%	21.75%	+29.47%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	51.22%	18.22%	+33.00%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	51.22%	20.48%	+30.74%