MLAB vs TRMB vs NOVT vs OSIS

For growth investors, Mesa Laboratories, Inc.

(MLAB) is the stronger pick with 11. 5% revenue growth year-over-year, versus -2. 6% for Trimble Inc. (TRMB). OSI Systems, Inc. (OSIS) offers the better valuation at 27. 7x trailing P/E (22. 1x forward), making it the more compelling value choice. Analysts rate Trimble Inc. (TRMB) a "Buy" — based on 28 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, OSI Systems, Inc.

(OSIS) is the cheapest at 27. 7x versus Novanta Inc. at 92. 7x. On forward P/E, Mesa Laboratories, Inc. is actually cheaper at 11. 5x — notably different from the trailing picture, reflecting expected earnings growth. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: OSI Systems, Inc. wins at 1. 34x versus Novanta Inc. 's 11. 78x — a reasonable growth-adjusted valuation.

Over the past 5 years, OSI Systems, Inc.

(OSIS) delivered a total return of +149. 9%, compared to -56. 5% for Mesa Laboratories, Inc. (MLAB). Over 10 years, the gap is even starker: NOVT returned +867. 9% versus MLAB's +3. 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), Trimble Inc.

(TRMB) is the lower-risk stock at 1. 35β versus Novanta Inc. 's 2. 07β — meaning NOVT is approximately 53% more volatile than TRMB relative to the S&P 500. On balance sheet safety, Trimble Inc. (TRMB) carries a lower debt/equity ratio of 24% versus 114% for Mesa Laboratories, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Mesa Laboratories, Inc.

(MLAB) is pulling ahead at 11. 5% versus -2. 6% for Trimble Inc. (TRMB). On earnings-per-share growth, the picture is similar: Mesa Laboratories, Inc. grew EPS 99. 2% year-over-year, compared to -71. 3% for Trimble Inc.. Over a 3-year CAGR, OSIS leads at 13. 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.

Trimble Inc.

(TRMB) is the more profitable company, earning 11. 8% net margin versus -0. 8% for Mesa Laboratories, Inc. — meaning it keeps 11. 8% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: TRMB leads at 16. 9% versus 6. 8% for MLAB. At the gross margin level — before operating expenses — TRMB leads at 68. 3%, 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, OSI Systems, Inc. (OSIS) is the more undervalued stock at a PEG of 1. 34x versus Novanta Inc. 's 11. 78x. A PEG below 1. 5 suggests fair-to-attractive pricing relative to expected growth. On forward earnings alone, Mesa Laboratories, Inc. (MLAB) trades at 11. 5x forward P/E versus 38. 8x for Novanta Inc. — 27. 3x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for TRMB: 51. 2% to $93. 50.

In this comparison, MLAB (0.

6% yield) pays a dividend. TRMB, NOVT, OSIS do not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, OSI Systems, Inc.

(OSIS) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (+352. 2% 10Y return). Novanta Inc. (NOVT) carries a higher beta of 2. 07 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (OSIS: +352. 2%, NOVT: +867. 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.

Both stocks operate in the Technology sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

MLAB pays a dividend while TRMB, NOVT, OSIS 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.