ELSE vs OSIS

For growth investors, OSI Systems, Inc.

(OSIS) is the stronger pick with 11. 3% revenue growth year-over-year, versus 9. 6% for Electro-Sensors, Inc. (ELSE). OSI Systems, Inc. (OSIS) offers the better valuation at 26. 5x trailing P/E (22. 1x forward), making it the more compelling value choice. Analysts rate OSI Systems, Inc. (OSIS) a "Buy" — based on 17 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 26. 5x versus Electro-Sensors, Inc. at 58. 7x.

Over the past 5 years, OSI Systems, Inc.

(OSIS) delivered a total return of +140. 7%, compared to +72. 6% for Electro-Sensors, Inc. (ELSE). Over 10 years, the gap is even starker: OSIS returned +352. 2% versus ELSE's +137. 7%. 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), Electro-Sensors, Inc.

(ELSE) is the lower-risk stock at 0. 02β versus OSI Systems, Inc. 's 1. 36β — meaning OSIS is approximately 5387% more volatile than ELSE relative to the S&P 500.

By revenue growth (latest reported year), OSI Systems, Inc.

(OSIS) is pulling ahead at 11. 3% versus 9. 6% for Electro-Sensors, Inc. (ELSE). On earnings-per-share growth, the picture is similar: Electro-Sensors, Inc. grew EPS 62. 1% year-over-year, compared to 18. 0% for OSI Systems, 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.

OSI Systems, Inc.

(OSIS) is the more profitable company, earning 8. 7% net margin versus 4. 8% for Electro-Sensors, Inc. — meaning it keeps 8. 7% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: OSIS leads at 12. 7% versus -0. 0% for ELSE. At the gross margin level — before operating expenses — ELSE leads at 48. 9%, 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.

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, Electro-Sensors, Inc.

(ELSE) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 02), +137. 7% 10Y return). Both have compounded well over 10 years (ELSE: +137. 7%, OSIS: +352. 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 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.