AIR vs DRS vs HEI vs KTOS

For growth investors, AAR Corp.

(AIR) is the stronger pick with 19. 9% revenue growth year-over-year, versus 12. 8% for Leonardo DRS, Inc. (DRS). Leonardo DRS, Inc. (DRS) offers the better valuation at 40. 2x trailing P/E (33. 0x forward), making it the more compelling value choice. Analysts rate AAR Corp. (AIR) a "Buy" — based on 20 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, Leonardo DRS, Inc.

(DRS) is the cheapest at 40. 2x versus Kratos Defense & Security Solutions, Inc. at 438. 5x. On forward P/E, AAR Corp. is actually cheaper at 24. 1x — notably different from the trailing picture, reflecting expected earnings growth. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: Leonardo DRS, Inc. wins at 2. 63x versus HEICO Corporation's 3. 14x.

Over the past 5 years, Leonardo DRS, Inc.

(DRS) delivered a total return of +231. 9%, compared to +105. 2% for HEICO Corporation (HEI). Over 10 years, the gap is even starker: DRS returned +54. 1% versus AIR's +399. 6%. 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), Leonardo DRS, Inc.

(DRS) is the lower-risk stock at 0. 95β versus Kratos Defense & Security Solutions, Inc. 's 1. 84β — meaning KTOS is approximately 94% more volatile than DRS relative to the S&P 500. On balance sheet safety, Kratos Defense & Security Solutions, Inc. (KTOS) carries a lower debt/equity ratio of 9% versus 86% for AAR Corp. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), AAR Corp.

(AIR) is pulling ahead at 19. 9% versus 12. 8% for Leonardo DRS, Inc. (DRS). On earnings-per-share growth, the picture is similar: HEICO Corporation grew EPS 33. 5% year-over-year, compared to -72. 9% for AAR Corp.. Over a 3-year CAGR, HEI leads at 26. 6% 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.

HEICO Corporation (HEI) is the more profitable company, earning 15.

4% net margin versus 0. 4% for AAR Corp. — meaning it keeps 15. 4% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: HEI leads at 22. 7% versus 2. 1% for KTOS. At the gross margin level — before operating expenses — HEI leads at 39. 8%, 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, Leonardo DRS, Inc. (DRS) is the more undervalued stock at a PEG of 2. 63x versus HEICO Corporation's 3. 14x. Both stocks trade at elevated growth-adjusted valuations, so expected growth needs to materialise. On forward earnings alone, AAR Corp. (AIR) trades at 24. 1x forward P/E versus 73. 5x for Kratos Defense & Security Solutions, Inc. — 49. 4x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for KTOS: 94. 0% to $110. 58.

In this comparison, DRS (0.

9% yield) pays a dividend. AIR, HEI, KTOS do not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Leonardo DRS, Inc.

(DRS) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 95), 0. 9% yield). AAR Corp. (AIR) carries a higher beta of 1. 64 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (DRS: +54. 1%, AIR: +399. 6%), 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 Industrials sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

In terms of investment character: AIR is a small-cap high-growth stock; DRS is a mid-cap quality compounder stock; HEI is a mid-cap high-growth stock; KTOS is a mid-cap high-growth stock. DRS pays a dividend while AIR, HEI, KTOS do not, making them suitable for different income and tax situations. 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.