BEAT vs IRTC vs NVCR vs MDT

For growth investors, iRhythm Technologies, Inc.

(IRTC) is the stronger pick with 26. 2% revenue growth year-over-year, versus 3. 6% for Medtronic plc (MDT). Medtronic plc (MDT) offers the better valuation at 21. 6x trailing P/E (14. 1x forward), making it the more compelling value choice. Analysts rate iRhythm Technologies, Inc. (IRTC) 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, iRhythm Technologies, Inc.

(IRTC) delivered a total return of +56. 1%, compared to -91. 3% for NovoCure Limited (NVCR). Over 10 years, the gap is even starker: IRTC returned +379. 3% versus BEAT's -81. 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), Medtronic plc (MDT) is the lower-risk stock at 0.

47β versus NovoCure Limited's 2. 20β — meaning NVCR is approximately 373% 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 5% for iRhythm Technologies, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), iRhythm Technologies, Inc.

(IRTC) is pulling ahead at 26. 2% versus 3. 6% for Medtronic plc (MDT). On earnings-per-share growth, the picture is similar: iRhythm Technologies, Inc. grew EPS 61. 7% year-over-year, compared to 15. 1% for HeartBeam, Inc.. Over a 3-year CAGR, IRTC leads at 22. 1% 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: MDT leads at 17. 8% 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.

Analyst consensus price targets imply the most upside for NVCR: 99.

0% to $33. 50.

In this comparison, MDT (3.

6% yield) pays a dividend. BEAT, IRTC, 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.

47), 3. 6% yield). NovoCure Limited (NVCR) carries a higher beta of 2. 20 — 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: +26. 5%, NVCR: +30. 3%), 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: BEAT is a small-cap quality compounder stock; IRTC is a small-cap high-growth stock; NVCR is a small-cap quality compounder stock; MDT is a mid-cap income-oriented stock. MDT pays a dividend while BEAT, IRTC, 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.