MLAB vs LFUS

For growth investors, Mesa Laboratories, Inc.

(MLAB) is the stronger pick with 11. 5% revenue growth year-over-year, versus 8. 9% for Littelfuse, Inc. (LFUS). Analysts rate Littelfuse, Inc. (LFUS) a "Buy" — based on 11 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, Littelfuse, Inc.

(LFUS) delivered a total return of +71. 8%, compared to -56. 5% for Mesa Laboratories, Inc. (MLAB). Over 10 years, the gap is even starker: LFUS returned +317. 6% versus MLAB's +4. 5%. 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), Littelfuse, Inc.

(LFUS) is the lower-risk stock at 1. 76β versus Mesa Laboratories, Inc. 's 1. 78β — meaning MLAB is approximately 1% more volatile than LFUS relative to the S&P 500. On balance sheet safety, Littelfuse, Inc. (LFUS) carries a lower debt/equity ratio of 39% 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 8. 9% for Littelfuse, Inc. (LFUS). On earnings-per-share growth, the picture is similar: Mesa Laboratories, Inc. grew EPS 99. 2% year-over-year, compared to -172. 5% for Littelfuse, Inc.. Over a 3-year CAGR, MLAB leads at 9. 3% 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.

Mesa Laboratories, Inc.

(MLAB) is the more profitable company, earning -0. 8% net margin versus -3. 0% for Littelfuse, Inc. — meaning it keeps -0. 8% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: MLAB leads at 6. 8% versus 1. 6% for LFUS. At the gross margin level — before operating expenses — MLAB leads at 62. 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, Mesa Laboratories, Inc.

(MLAB) trades at 11. 7x forward P/E versus 33. 8x for Littelfuse, Inc. — 22. 1x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for LFUS: -9. 4% to $400. 00.

All stocks in this comparison pay dividends.

Littelfuse, Inc. (LFUS) offers the highest yield at 0. 7%, versus 0. 6% for Mesa Laboratories, Inc. (MLAB).

For long-horizon retirement investors, Littelfuse, Inc.

(LFUS) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (0. 7% yield, +317. 6% 10Y return). Mesa Laboratories, Inc. (MLAB) carries a higher beta of 1. 78 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (LFUS: +317. 6%, MLAB: +4. 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 Technology sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

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.