EFOI vs AMAT vs LRCX vs LIQT vs KLAC

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

9% revenue growth year-over-year, versus -15. 0% for Energy Focus, Inc. (EFOI). Applied Materials, Inc. (AMAT) offers the better valuation at 47. 4x trailing P/E (37. 1x forward), making it the more compelling value choice. Analysts rate Applied Materials, Inc. (AMAT) a "Buy" — based on 53 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, Applied Materials, Inc.

(AMAT) is the cheapest at 47. 4x versus Lam Research Corporation at 69. 0x. On forward P/E, Applied Materials, Inc. is actually cheaper at 37. 1x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: KLA Corporation wins at 1. 52x versus Lam Research Corporation's 2. 26x — a reasonable growth-adjusted valuation.

Over the past 5 years, KLA Corporation (KLAC) delivered a total return of +460.

4%, compared to -96. 1% for LiqTech International, Inc. (LIQT). Over 10 years, the gap is even starker: LRCX returned +38. 2% versus EFOI's -98. 3%. 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), Energy Focus, Inc.

(EFOI) is the lower-risk stock at 0. 49β versus Lam Research Corporation's 2. 54β — meaning LRCX is approximately 424% more volatile than EFOI relative to the S&P 500. On balance sheet safety, Energy Focus, Inc. (EFOI) carries a lower debt/equity ratio of 13% 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 -15. 0% for Energy Focus, Inc. (EFOI). On earnings-per-share growth, the picture is similar: Energy Focus, Inc. grew EPS 75. 8% year-over-year, compared to 0. 6% for Applied Materials, Inc.. Over a 3-year CAGR, KLAC leads at 9. 7% 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 -51. 7% for LiqTech International, Inc. — 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 -50. 3% for LIQT. 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. 52x versus Lam Research Corporation's 2. 26x. Both stocks trade at elevated growth-adjusted valuations, so expected growth needs to materialise. On forward earnings alone, Applied Materials, Inc. (AMAT) trades at 37. 1x forward P/E versus 50. 7x for Lam Research Corporation — 13. 6x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for AMAT: 3. 9% to $426. 39.

In this comparison, AMAT (0.

4% yield), KLAC (0. 4% yield), LRCX (0. 3% yield) pay a dividend. EFOI, LIQT do not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Energy Focus, Inc.

(EFOI) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 49)). Applied Materials, Inc. (AMAT) carries a higher beta of 2. 14 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (EFOI: -98. 3%, AMAT: +20. 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.

These companies operate in different sectors (EFOI (Consumer Cyclical) and AMAT (Technology) and LRCX (Technology) and LIQT (Industrials) and KLAC (Technology)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

In terms of investment character: EFOI is a small-cap quality compounder stock; AMAT is a large-cap quality compounder stock; LRCX is a large-cap high-growth stock; LIQT is a small-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.