WULF vs MARA vs RIOT

For growth investors, TeraWulf Inc.

(WULF) is the stronger pick with 102. 3% revenue growth year-over-year, versus 38. 2% for Marathon Digital Holdings, Inc. (MARA). Analysts rate TeraWulf Inc. (WULF) a "Buy" — based on 12 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

Over the past 5 years, TeraWulf Inc.

(WULF) delivered a total return of +185. 8%, compared to -63. 8% for Marathon Digital Holdings, Inc. (MARA). Over 10 years, the gap is even starker: RIOT returned +778. 2% versus MARA's -50. 3%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

By beta (market sensitivity over 5 years), Marathon Digital Holdings, Inc.

(MARA) is the lower-risk stock at 3. 11β versus Riot Platforms, Inc. 's 3. 87β — meaning RIOT is approximately 25% more volatile than MARA relative to the S&P 500. On balance sheet safety, Riot Platforms, Inc. (RIOT) carries a lower debt/equity ratio of 10% versus 2% for TeraWulf Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), TeraWulf Inc.

(WULF) is pulling ahead at 102. 3% versus 38. 2% for Marathon Digital Holdings, Inc. (MARA). On earnings-per-share growth, the picture is similar: TeraWulf Inc. grew EPS 40. 0% year-over-year, compared to -673. 5% for Riot Platforms, Inc.. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

TeraWulf Inc.

(WULF) is the more profitable company, earning -51. 7% net margin versus -144. 6% for Marathon Digital Holdings, Inc. — meaning it keeps -51. 7% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: WULF leads at -54. 4% versus -90. 6% for MARA. At the gross margin level — before operating expenses — WULF leads at 55. 3%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

None of the stocks in this comparison currently pay a material dividend.

All are effectively zero-yield and should be held for capital appreciation rather than income.

For long-horizon retirement investors, Riot Platforms, Inc.

(RIOT) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (+778. 2% 10Y return). Marathon Digital Holdings, Inc. (MARA) carries a higher beta of 3. 11 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (RIOT: +778. 2%, MARA: -50. 3%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

Both stocks operate in the Financial Services sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.