AORT vs MASI vs NVCR vs MDT

For growth investors, Artivion, Inc.

(AORT) is the stronger pick with 13. 6% revenue growth year-over-year, versus -27. 1% for Masimo Corporation (MASI). Medtronic plc (MDT) offers the better valuation at 21. 1x trailing P/E (13. 8x forward), making it the more compelling value choice. Analysts rate Artivion, Inc. (AORT) 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.

On trailing P/E, Medtronic plc (MDT) is the cheapest at 21.

1x versus Artivion, Inc. at 121. 0x. On forward P/E, Medtronic plc is actually cheaper at 13. 8x.

Over the past 5 years, Artivion, Inc.

(AORT) delivered a total return of -13. 9%, compared to -90. 2% for NovoCure Limited (NVCR). Over 10 years, the gap is even starker: MASI returned +282. 5% versus MDT's +24. 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), Medtronic plc (MDT) is the lower-risk stock at 0.

42β versus NovoCure Limited's 2. 15β — meaning NVCR is approximately 406% more volatile than MDT relative to the S&P 500. On balance sheet safety, Medtronic plc (MDT) carries a lower debt/equity ratio of 59% versus 85% for NovoCure Limited — giving it more financial flexibility in a downturn.

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

(AORT) is pulling ahead at 13. 6% versus -27. 1% for Masimo Corporation (MASI). On earnings-per-share growth, the picture is similar: Artivion, Inc. grew EPS 165. 6% year-over-year, compared to 21. 8% for NovoCure Limited. Over a 3-year CAGR, AORT leads at 12. 0% 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.

Medtronic plc (MDT) is the more profitable company, earning 13.

9% net margin versus -20. 8% for NovoCure Limited — meaning it keeps 13. 9% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: MASI leads at 20. 5% versus -23. 5% for NVCR. At the gross margin level — before operating expenses — NVCR leads at 74. 5%, 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, Medtronic plc (MDT) trades at 13.

8x forward P/E versus 75. 3x for Artivion, Inc. — 61. 5x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for AORT: 108. 6% to $53. 00.

In this comparison, MDT (3.

7% yield) pays a dividend. AORT, MASI, NVCR do not pay a meaningful dividend and should not be held primarily for income.

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

42), 3. 7% yield). NovoCure Limited (NVCR) carries a higher beta of 2. 15 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (MDT: +24. 3%, NVCR: +38. 5%), 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: AORT is a small-cap quality compounder stock; MASI is a small-cap quality compounder stock; NVCR is a small-cap quality compounder stock; MDT is a mid-cap income-oriented stock. MDT pays a dividend while AORT, MASI, NVCR 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.