NYXH vs INSP vs LIVN vs NVCR vs TNDM

For growth investors, Nyxoah S.

A. (NYXH) is the stronger pick with 121. 6% revenue growth year-over-year, versus 7. 9% for Tandem Diabetes Care, Inc. (TNDM). Inspire Medical Systems, Inc. (INSP) offers the better valuation at 8. 7x trailing P/E (47. 6x forward), making it the more compelling value choice. Analysts rate Nyxoah S. A. (NYXH) a "Buy" — based on 5 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 forward P/E, LivaNova PLC is actually cheaper at 18.

7x — notably different from the trailing picture, reflecting expected earnings growth.

Over the past 5 years, LivaNova PLC (LIVN) delivered a total return of -2.

8%, compared to -94. 9% for Nyxoah S. A. (NYXH). Over 10 years, the gap is even starker: INSP returned +70. 9% versus NYXH's -94. 2%. 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), Inspire Medical Systems, Inc.

(INSP) is the lower-risk stock at 1. 16β versus NovoCure Limited's 2. 21β — meaning NVCR is approximately 91% more volatile than INSP relative to the S&P 500. On balance sheet safety, Inspire Medical Systems, Inc. (INSP) carries a lower debt/equity ratio of 4% versus 3% for Tandem Diabetes Care, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Nyxoah S.

A. (NYXH) is pulling ahead at 121. 6% versus 7. 9% for Tandem Diabetes Care, Inc. (TNDM). On earnings-per-share growth, the picture is similar: Inspire Medical Systems, Inc. grew EPS 179. 4% year-over-year, compared to -483. 6% for LivaNova PLC. Over a 3-year CAGR, NYXH leads at 48. 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.

Inspire Medical Systems, Inc.

(INSP) is the more profitable company, earning 15. 9% net margin versus -899. 1% for Nyxoah S. A. — meaning it keeps 15. 9% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: LIVN leads at 14. 4% versus -827. 8% for NYXH. At the gross margin level — before operating expenses — INSP leads at 85. 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.

On forward earnings alone, LivaNova PLC (LIVN) trades at 18.

7x forward P/E versus 47. 6x for Inspire Medical Systems, Inc. — 28. 9x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for NYXH: 331. 7% to $6. 00.

None of the stocks in this comparison currently pay a material dividend.

All are effectively zero-yield and should be held for capital appreciation rather than income.

For long-horizon retirement investors, Inspire Medical Systems, Inc.

(INSP) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 1. 16)). Nyxoah S. A. (NYXH) carries a higher beta of 2. 10 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (INSP: +70. 9%, NYXH: -94. 2%), 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: NYXH is a small-cap high-growth stock; INSP is a small-cap deep-value stock; LIVN is a small-cap quality compounder stock; NVCR is a small-cap quality compounder stock; TNDM is a small-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.