ACA vs CAT

For growth investors, Arcosa, Inc.

(ACA) is the stronger pick with 12. 2% revenue growth year-over-year, versus 4. 3% for Caterpillar Inc. (CAT). Arcosa, Inc. (ACA) offers the better valuation at 29. 3x trailing P/E (29. 1x forward), making it the more compelling value choice. Analysts rate Arcosa, Inc. (ACA) a "Buy" — based on 8 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, Arcosa, Inc.

(ACA) is the cheapest at 29. 3x versus Caterpillar Inc. at 47. 2x. On forward P/E, Arcosa, Inc. is actually cheaper at 29. 1x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: Caterpillar Inc. wins at 1. 29x versus Arcosa, Inc. 's 2. 05x — a reasonable growth-adjusted valuation.

Over the past 5 years, Caterpillar Inc.

(CAT) delivered a total return of +273. 6%, compared to +100. 9% for Arcosa, Inc. (ACA). Over 10 years, the gap is even starker: CAT returned +1219% versus ACA's +509. 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), Arcosa, Inc.

(ACA) is the lower-risk stock at 1. 42β versus Caterpillar Inc. 's 1. 58β — meaning CAT is approximately 11% more volatile than ACA relative to the S&P 500. On balance sheet safety, Arcosa, Inc. (ACA) carries a lower debt/equity ratio of 58% versus 2% for Caterpillar Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Arcosa, Inc.

(ACA) is pulling ahead at 12. 2% versus 4. 3% for Caterpillar Inc. (CAT). On earnings-per-share growth, the picture is similar: Arcosa, Inc. grew EPS 122. 0% year-over-year, compared to -14. 6% for Caterpillar Inc.. Over a 3-year CAGR, ACA leads at 8. 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.

Caterpillar Inc.

(CAT) is the more profitable company, earning 13. 1% net margin versus 7. 2% for Arcosa, Inc. — meaning it keeps 13. 1% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: CAT leads at 16. 6% versus 11. 8% for ACA. At the gross margin level — before operating expenses — CAT leads at 32. 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, Caterpillar Inc. (CAT) is the more undervalued stock at a PEG of 1. 29x versus Arcosa, Inc. 's 2. 05x. A PEG below 1. 5 suggests fair-to-attractive pricing relative to expected growth. On forward earnings alone, Arcosa, Inc. (ACA) trades at 29. 1x forward P/E versus 36. 2x for Caterpillar Inc. — 7. 1x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for ACA: 12. 8% to $140. 00.

All stocks in this comparison pay dividends.

Caterpillar Inc. (CAT) offers the highest yield at 0. 7%, versus 0. 2% for Arcosa, Inc. (ACA).

For long-horizon retirement investors, Caterpillar Inc.

(CAT) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (0. 7% yield, +1219% 10Y return). Both have compounded well over 10 years (CAT: +1219%, ACA: +509. 7%), 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.

CAT pays a dividend while ACA does 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.