RMD vs AMZN

For growth investors, Amazon.

com, Inc. (AMZN) is the stronger pick with 12. 4% revenue growth year-over-year, versus 9. 8% for ResMed Inc. (RMD). ResMed Inc. (RMD) offers the better valuation at 22. 0x trailing P/E (19. 0x forward), making it the more compelling value choice. Analysts rate ResMed Inc. (RMD) a "Buy" — based on 35 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, ResMed Inc.

(RMD) is the cheapest at 22. 0x versus Amazon. com, Inc. at 38. 3x. On forward P/E, ResMed Inc. is actually cheaper at 19. 0x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: ResMed Inc. wins at 1. 10x versus Amazon. com, Inc. 's 1. 26x — a reasonable growth-adjusted valuation.

Over the past 5 years, Amazon.

com, Inc. (AMZN) delivered a total return of +66. 3%, compared to +13. 6% for ResMed Inc. (RMD). Over 10 years, the gap is even starker: AMZN returned +715. 9% versus RMD's +301. 1%. 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), ResMed Inc.

(RMD) is the lower-risk stock at 0. 66β versus Amazon. com, Inc. 's 1. 51β — meaning AMZN is approximately 130% more volatile than RMD relative to the S&P 500. On balance sheet safety, ResMed Inc. (RMD) carries a lower debt/equity ratio of 14% versus 37% for Amazon. com, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Amazon.

com, Inc. (AMZN) is pulling ahead at 12. 4% versus 9. 8% for ResMed Inc. (RMD). On earnings-per-share growth, the picture is similar: ResMed Inc. grew EPS 37. 4% year-over-year, compared to 29. 7% for Amazon. com, Inc.. Over a 3-year CAGR, RMD leads at 12. 9% 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.

ResMed Inc.

(RMD) is the more profitable company, earning 27. 2% net margin versus 10. 8% for Amazon. com, Inc. — meaning it keeps 27. 2% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: RMD leads at 32. 7% versus 11. 2% for AMZN. At the gross margin level — before operating expenses — RMD leads at 59. 4%, 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, ResMed Inc. (RMD) is the more undervalued stock at a PEG of 1. 10x versus Amazon. com, Inc. 's 1. 26x. A PEG below 1. 5 suggests fair-to-attractive pricing relative to expected growth. On forward earnings alone, ResMed Inc. (RMD) trades at 19. 0x 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 RMD: 34. 2% to $281. 29.

In this comparison, RMD (1.

0% yield) pays a dividend. AMZN does not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, ResMed Inc.

(RMD) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 66), 1. 0% yield, +301. 1% 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 (RMD: +301. 1%, 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 (RMD (Healthcare) and AMZN (Consumer Cyclical)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

RMD pays a dividend while AMZN does 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.