ARBK vs MARA

For growth investors, Marathon Digital Holdings, Inc.

(MARA) is the stronger pick with 38. 2% revenue growth year-over-year, versus -15. 9% for Argo Blockchain plc (ARBK). Analysts rate Marathon Digital Holdings, Inc. (MARA) a "Buy" — based on 19 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, Marathon Digital Holdings, Inc.

(MARA) delivered a total return of -58. 5%, compared to -77. 4% for Argo Blockchain plc (ARBK). Over 10 years, the gap is even starker: MARA returned -50. 3% versus ARBK's -77. 4%. 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), Argo Blockchain plc (ARBK) is the lower-risk stock at 2.

72β versus Marathon Digital Holdings, Inc. 's 3. 11β — meaning MARA is approximately 14% more volatile than ARBK relative to the S&P 500.

By revenue growth (latest reported year), Marathon Digital Holdings, Inc.

(MARA) is pulling ahead at 38. 2% versus -15. 9% for Argo Blockchain plc (ARBK). On earnings-per-share growth, the picture is similar: Argo Blockchain plc grew EPS -1. 7% year-over-year, compared to -314. 5% for Marathon Digital Holdings, 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.

Argo Blockchain plc (ARBK) is the more profitable company, earning -113.

6% net margin versus -144. 6% for Marathon Digital Holdings, Inc. — meaning it keeps -113. 6% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: ARBK leads at -31. 6% versus -90. 6% for MARA. At the gross margin level — before operating expenses — ARBK leads at 3. 0%, 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, Marathon Digital Holdings, Inc.

(MARA) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding. Argo Blockchain plc (ARBK) carries a higher beta of 2. 72 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (MARA: -50. 3%, ARBK: -77. 4%), 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.

In terms of investment character: ARBK is a small-cap quality compounder stock; MARA is a small-cap high-growth stock. 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.