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DUTY vs MARS

U.S. Defense ETF vs Roundhill Space & Technology ETF

DUTY

U.S. Defense ETF

AURA ETFs

Annual cost

0.45%

Fund size

$0.7M

MARS

Roundhill Space & Technology ETF

Roundhill Investments

Annual cost

0.75%

Fund size

$29M

Key differences

  • DUTY costs 0.30% less per year.
  • MARS is significantly larger than DUTY — larger funds tend to be more liquid and less likely to close.
  • DUTY follows a index tracking strategy; MARS uses active selection.

Side-by-side comparison

DUTYMARS
Annual cost (TER)0.45%0.75%
Fund size (AUM)$0.7M$29M
Since20262026
Dividend yield
Asset classequityequity
Regionnorth americanorth america
Strategyindex trackingactive selection
CAGR 1YN/AN/A
CAGR 3YN/AN/A
CAGR 5YN/AN/A
Sharpe 3YN/AN/A
Volatility 1Y
Max drawdown-6.42%-13.96%

Green dot indicates the better value for that metric. Performance data is historical and does not predict future results.

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