ASML vs KLAC

For growth investors, KLA Corporation (KLAC) is the stronger pick with 23.

9% revenue growth year-over-year, versus 11. 0% for ASML Holding N. V. (ASML). ASML Holding N. V. (ASML) offers the better valuation at 55. 5x trailing P/E (47. 8x forward), making it the more compelling value choice. Analysts rate ASML Holding N. V. (ASML) a "Buy" — based on 45 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, ASML Holding N.

V. (ASML) is the cheapest at 55. 5x versus KLA Corporation at 59. 8x. On forward P/E, ASML Holding N. V. is actually cheaper at 47. 8x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: KLA Corporation wins at 1. 56x versus ASML Holding N. V. 's 1. 94x — a reasonable growth-adjusted valuation.

Over the past 5 years, KLA Corporation (KLAC) delivered a total return of +484.

0%, compared to +145. 1% for ASML Holding N. V. (ASML). Over 10 years, the gap is even starker: KLAC returned +25. 8% versus ASML's +1623%. 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), ASML Holding N.

V. (ASML) is the lower-risk stock at 1. 91β versus KLA Corporation's 2. 20β — meaning KLAC is approximately 15% more volatile than ASML relative to the S&P 500. On balance sheet safety, ASML Holding N. V. (ASML) carries a lower debt/equity ratio of 14% versus 130% for KLA Corporation — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), KLA Corporation (KLAC) is pulling ahead at 23.

9% versus 11. 0% for ASML Holding N. V. (ASML). On earnings-per-share growth, the picture is similar: KLA Corporation grew EPS 49. 8% year-over-year, compared to 23. 3% for ASML Holding N. V.. Over a 3-year CAGR, ASML leads at 14. 0% 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.

KLA Corporation (KLAC) is the more profitable company, earning 33.

4% net margin versus 29. 4% for ASML Holding N. V. — meaning it keeps 33. 4% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: KLAC leads at 43. 1% versus 34. 6% for ASML. At the gross margin level — before operating expenses — KLAC leads at 62. 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, KLA Corporation (KLAC) is the more undervalued stock at a PEG of 1. 56x versus ASML Holding N. V. 's 1. 94x. Both stocks trade at elevated growth-adjusted valuations, so expected growth needs to materialise. On forward earnings alone, ASML Holding N. V. (ASML) trades at 47. 8x forward P/E versus 49. 4x for KLA Corporation — 1. 6x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for ASML: 3. 3% to $1595. 20.

All stocks in this comparison pay dividends.

ASML Holding N. V. (ASML) offers the highest yield at 0. 5%, versus 0. 4% for KLA Corporation (KLAC).

For long-horizon retirement investors, ASML Holding N.

V. (ASML) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (+1623% 10Y return). KLA Corporation (KLAC) carries a higher beta of 2. 20 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (ASML: +1623%, KLAC: +25. 8%), 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.

In terms of investment character: ASML is a large-cap quality compounder stock; KLAC is a large-cap high-growth stock. 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.