MLSS vs NVST vs XRAY vs ALGN

For growth investors, Envista Holdings Corp (NVST) is the stronger pick with 8.

3% revenue growth year-over-year, versus -12. 2% for Milestone Scientific Inc. (MLSS). Align Technology, Inc. (ALGN) offers the better valuation at 29. 8x trailing P/E (14. 8x forward), making it the more compelling value choice. Analysts rate Align Technology, Inc. (ALGN) a "Buy" — based on 33 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, Align Technology, Inc.

(ALGN) is the cheapest at 29. 8x versus Envista Holdings Corp at 86. 7x. On forward P/E, DENTSPLY SIRONA Inc. is actually cheaper at 7. 7x — notably different from the trailing picture, reflecting expected earnings growth.

Over the past 5 years, Envista Holdings Corp (NVST) delivered a total return of -46.

6%, compared to -80. 9% for Milestone Scientific Inc. (MLSS). Over 10 years, the gap is even starker: ALGN returned +123. 3% versus MLSS's -80. 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), Milestone Scientific Inc.

(MLSS) is the lower-risk stock at 0. 85β versus DENTSPLY SIRONA Inc. 's 1. 70β — meaning XRAY is approximately 101% more volatile than MLSS relative to the S&P 500. On balance sheet safety, Align Technology, Inc. (ALGN) carries a lower debt/equity ratio of 3% versus 184% for DENTSPLY SIRONA Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Envista Holdings Corp (NVST) is pulling ahead at 8.

3% versus -12. 2% for Milestone Scientific Inc. (MLSS). On earnings-per-share growth, the picture is similar: Envista Holdings Corp grew EPS 104. 3% year-over-year, compared to 0. 5% for Align Technology, Inc.. Over a 3-year CAGR, ALGN leads at 2. 6% 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.

Align Technology, Inc.

(ALGN) is the more profitable company, earning 10. 2% net margin versus -54. 6% for Milestone Scientific Inc. — meaning it keeps 10. 2% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: ALGN leads at 15. 3% versus -78. 3% for MLSS. At the gross margin level — before operating expenses — MLSS leads at 74. 6%, 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, DENTSPLY SIRONA Inc.

(XRAY) trades at 7. 7x forward P/E versus 17. 0x for Envista Holdings Corp — 9. 2x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for XRAY: 25. 5% to $13. 75.

In this comparison, XRAY (5.

9% yield) pays a dividend. MLSS, NVST, ALGN do not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Milestone Scientific Inc.

(MLSS) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 85)). Envista Holdings Corp (NVST) carries a higher beta of 1. 63 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (MLSS: -80. 4%, NVST: -13. 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: MLSS is a small-cap quality compounder stock; NVST is a small-cap quality compounder stock; XRAY is a small-cap income-oriented stock; ALGN is a mid-cap quality compounder stock. XRAY pays a dividend while MLSS, NVST, ALGN 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.