RDGT vs COR vs MCK vs CAH

For growth investors, McKesson Corporation (MCK) is the stronger pick with 16.

2% revenue growth year-over-year, versus -22. 4% for Ridgetech Inc. (RDGT). Cardinal Health, Inc. (CAH) offers the better valuation at 28. 7x trailing P/E (17. 9x forward), making it the more compelling value choice. Analysts rate Cencora, Inc. (COR) a "Buy" — based on 46 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.

On trailing P/E, Cardinal Health, Inc.

(CAH) is the cheapest at 28. 7x versus Cencora, Inc. at 32. 1x. On forward P/E, Cencora, Inc. is actually cheaper at 14. 5x — notably different from the trailing picture, reflecting expected earnings growth.

Over the past 5 years, McKesson Corporation (MCK) delivered a total return of +286.

9%, compared to -100. 0% for Ridgetech Inc. (RDGT). Over 10 years, the gap is even starker: MCK returned +348. 1% versus RDGT's -100. 0%. 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), Cardinal Health, Inc.

(CAH) is the lower-risk stock at 0. 03β versus Ridgetech Inc. 's 1. 10β — meaning RDGT is approximately 3141% more volatile than CAH relative to the S&P 500. On balance sheet safety, Ridgetech Inc. (RDGT) carries a lower debt/equity ratio of 35% versus 6% for Cencora, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), McKesson Corporation (MCK) is pulling ahead at 16.

2% versus -22. 4% for Ridgetech Inc. (RDGT). On earnings-per-share growth, the picture is similar: Ridgetech Inc. grew EPS 162. 8% year-over-year, compared to 5. 7% for Cencora, Inc.. Over a 3-year CAGR, MCK leads at 10. 8% annualised revenue growth. 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.

Ridgetech Inc.

(RDGT) is the more profitable company, earning 8. 5% net margin versus 0. 5% for Cencora, Inc. — meaning it keeps 8. 5% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: MCK leads at 1. 2% versus -0. 9% for RDGT. At the gross margin level — before operating expenses — CAH leads at 3. 7%, 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.

On forward earnings alone, Cencora, Inc.

(COR) trades at 14. 5x forward P/E versus 19. 3x for McKesson Corporation — 4. 8x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for COR: 60. 0% to $409. 14.

In this comparison, CAH (1.

1% yield), COR (0. 9% yield), MCK (0. 4% yield) pay a dividend. RDGT does not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Cardinal Health, Inc.

(CAH) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 03), 1. 1% yield, +160. 8% 10Y return). Both have compounded well over 10 years (CAH: +160. 8%, RDGT: -100. 0%), 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 Healthcare sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

In terms of investment character: RDGT is a small-cap quality compounder stock; COR is a mid-cap quality compounder stock; MCK is a mid-cap high-growth stock; CAH is a mid-cap quality compounder stock. COR, CAH pay a dividend while RDGT, MCK do not, making them suitable for different income and tax situations. 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.