A head-to-head comparison of Roundhill Space & Technology ETF and VegaShares SpaceX & Beyond Earth ETF covering yield, cost, risk, and income potential.
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Roundhill Investments is known for offering specialized ETFs that focus on income generation and thematic investing strategies. The firm operates 42 funds across five distinct families—Core, HALO, Income, Thematic, and WeeklyPay—with a particular emphasis on covered call strategies and weekly distribution products designed to generate regular cash flows. Notable offerings include ticker symbols like AAPW, AMDW, and AMZW (which employ covered call strategies on major technology stocks), along with thematic funds covering areas such as artificial intelligence (CHAT), cryptocurrency mining (DRAM), and other innovative sectors.
See our curated list of related YouTube videos on MARS.
ETFs and AUM reflect what Dividend Vision tracks — the issuer's full lineup may be larger.
VegaShares operates a focused suite of two income-focused ETFs designed to generate regular distributions through options strategies and dividend investing. The firm's lineup includes ODTE and VAIE, both emphasizing yield generation for investors seeking regular cash flow. With a specialized niche in options-based and dividend income strategies, VegaShares targets investors prioritizing distributions over capital appreciation.
See our curated list of related YouTube videos on XSPC.
Provide exposure to the fund's underlying index or strategy per issuer materials.
Asset class
Equity
Equity
Inception date
03/04/2026
06/15/2026
— Distribution yield, last dividend, and ex-dividend date are not yet available because MARS launched March 2026 and XSPC launched June 2026; these fields will populate after the first distribution.
Bottom lineMARS and XSPC are nearly interchangeable — both offer very similar exposure with very similar cost and risk. Fees are effectively identical, so it comes down to which your broker offers commission-free and any share-price or tax-lot preference.
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Projections assume the current yield and share price remain constant. Actual results will vary.
Total returns
MARS has outpaced XSPC over the year to date, posting a -5.45% total return against -26.01%. Figures are total returns: price change plus every distribution reinvested.
Total return with all distributions reinvested on the ex-dividend date, split-adjusted, as of July 31, 2026. YTD and 1Y are cumulative; longer windows are annualized. “Since Jun 2026” measures every fund from June 16, 2026 — the youngest fund's first trading day — so all funds share one comparison window.
Quick verdict
MARS (Roundhill Space & Technology ETF) and XSPC (VegaShares SpaceX & Beyond Earth ETF) are both ETFs, but they take different approaches.
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On a $10,000 investment, MARS has no reported distribution yield yet, so a monthly income estimate is not available, while XSPC has no reported distribution yield yet, so a monthly income estimate is not available, at current distribution rates.
MARS yield—
XSPC yield—
Cost & efficiency
Over 10 years on $10,000, MARS would cost approximately $750 in fees vs $750 for XSPC (simplified, not compounded). Both charge the same expense ratio.
MARS ER0.75%
XSPC ER0.75%
Strategy & risk
MARS is an ETF, while XSPC is an ETF.
Fund details
MARS is managed by Roundhill Investments (launched 03/04/2026) with $51.4M in assets. XSPC is managed by VegaShares (launched 06/15/2026) with $1.85M in assets.
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Frequently asked questions
Which of MARS or XSPC pays more dividend income?
XSPC currently reports a distribution yield, while MARS has not yet established a full distribution history. A direct income comparison is not yet meaningful — check back once both funds have published several consecutive distributions.
What is the difference between MARS and XSPC?
MARS (Roundhill Space & Technology ETF) is an ETF, while XSPC (VegaShares SpaceX & Beyond Earth ETF) is an ETF. They are issued by Roundhill Investments and VegaShares respectively.
Can I hold both MARS and XSPC?
Yes — nothing prevents holding both. Whether the combination actually diversifies depends on how much the underlying exposures overlap, which isn't fully measurable from the data on this page; review each security's holdings, sector, and strategy before treating them as complementary.
Which has lower fees, MARS or XSPC?
MARS and XSPC both charge the same expense ratio of 0.75%, so neither is cheaper on fees — pick based on yield, strategy, or underlying index instead.
How much income does $10,000 in MARS vs XSPC generate?
At current rates, MARS has not established a distribution history yet, so a monthly income estimate is not available. XSPC has not established a distribution history yet, so a monthly income estimate is not available.
Which has performed better historically, MARS or XSPC?
MARS has outpaced XSPC over the year to date, posting a -5.45% total return against -26.01%. Figures are total returns: price change plus every distribution reinvested. Past performance does not guarantee future results.
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