PI vs OSIS

For growth investors, OSI Systems, Inc.

(OSIS) is the stronger pick with 11. 3% revenue growth year-over-year, versus -1. 4% for Impinj, Inc. (PI). OSI Systems, Inc. (OSIS) offers the better valuation at 27. 7x trailing P/E (23. 0x forward), making it the more compelling value choice. Analysts rate Impinj, Inc. (PI) a "Buy" — based on 22 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, OSI Systems, Inc.

is actually cheaper at 23. 0x.

Over the past 5 years, Impinj, Inc.

(PI) delivered a total return of +193. 4%, compared to +149. 9% for OSI Systems, Inc. (OSIS). Over 10 years, the gap is even starker: PI returned +742. 1% versus OSIS's +372. 9%. 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), OSI Systems, Inc.

(OSIS) is the lower-risk stock at 1. 44β versus Impinj, Inc. 's 2. 12β — meaning PI is approximately 47% more volatile than OSIS relative to the S&P 500. On balance sheet safety, OSI Systems, Inc. (OSIS) carries a lower debt/equity ratio of 72% versus 156% for Impinj, Inc. — giving it more financial flexibility in a downturn.

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

(OSIS) is pulling ahead at 11. 3% versus -1. 4% for Impinj, Inc. (PI). On earnings-per-share growth, the picture is similar: OSI Systems, Inc. grew EPS 18. 0% year-over-year, compared to -126. 6% for Impinj, 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 -3. 0% for Impinj, 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. 2% for PI. At the gross margin level — before operating expenses — PI leads at 52. 0%, 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, OSI Systems, Inc.

(OSIS) trades at 23. 0x forward P/E versus 80. 4x for Impinj, Inc. — 57. 4x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for OSIS: 21. 7% to $293. 50.

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, OSI Systems, Inc.

(OSIS) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (+372. 9% 10Y return). Impinj, Inc. (PI) carries a higher beta of 2. 12 — 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: +372. 9%, PI: +742. 1%), 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.