MCK vs AMZN

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

2% revenue growth year-over-year, versus 12. 4% for Amazon. com, Inc. (AMZN). McKesson Corporation (MCK) offers the better valuation at 28. 9x trailing P/E (19. 1x forward), making it the more compelling value choice. Analysts rate McKesson Corporation (MCK) a "Buy" — based on 31 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, McKesson Corporation (MCK) is the cheapest at 28.

9x versus Amazon. com, Inc. at 38. 3x. On forward P/E, McKesson Corporation is actually cheaper at 19. 1x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: McKesson Corporation wins at 0. 49x versus Amazon. com, Inc. 's 1. 26x — a PEG below 1. 0 traditionally signals the market is underpricing earnings growth.

Over the past 5 years, McKesson Corporation (MCK) delivered a total return of +308.

4%, compared to +66. 3% for Amazon. com, Inc. (AMZN). Over 10 years, the gap is even starker: AMZN returned +715. 9% versus MCK's +351. 9%. 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), McKesson Corporation (MCK) is the lower-risk stock at 0.

04β versus Amazon. com, Inc. 's 1. 51β — meaning AMZN is approximately 3406% more volatile than MCK relative to the S&P 500.

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

2% versus 12. 4% for Amazon. com, Inc. (AMZN). On earnings-per-share growth, the picture is similar: Amazon. com, Inc. grew EPS 29. 7% year-over-year, compared to 14. 9% for McKesson Corporation. Over a 3-year CAGR, AMZN leads at 11. 7% 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.

Amazon.

com, Inc. (AMZN) is the more profitable company, earning 10. 8% net margin versus 0. 9% for McKesson Corporation — meaning it keeps 10. 8% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: AMZN leads at 11. 2% versus 1. 2% for MCK. At the gross margin level — before operating expenses — AMZN leads at 50. 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.

The PEG ratio (forward P/E divided by expected earnings growth rate) is the most precise measure of undervaluation relative to growth potential.

By this metric, McKesson Corporation (MCK) is the more undervalued stock at a PEG of 0. 49x versus Amazon. com, Inc. 's 1. 26x. A PEG below 1. 0 is traditionally considered the threshold for growth-adjusted undervaluation. On forward earnings alone, McKesson Corporation (MCK) trades at 19. 1x forward P/E versus 35. 3x for Amazon. com, Inc. — 16. 2x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for MCK: 35. 3% to $1006. 50.

In this comparison, MCK (0.

4% yield) pays a dividend. AMZN does not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, McKesson Corporation (MCK) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0.

04), +351. 9% 10Y return). Amazon. com, Inc. (AMZN) carries a higher beta of 1. 51 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (MCK: +351. 9%, AMZN: +715. 9%), 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.

These companies operate in different sectors (MCK (Healthcare) and AMZN (Consumer Cyclical)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

In terms of investment character: MCK is a mid-cap high-growth stock; AMZN is a mega-cap quality compounder 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.