STRL vs CAT

For growth investors, Sterling Infrastructure, Inc.

(STRL) is the stronger pick with 17. 7% revenue growth year-over-year, versus 4. 3% for Caterpillar Inc. (CAT). Caterpillar Inc. (CAT) offers the better valuation at 49. 2x trailing P/E (40. 1x forward), making it the more compelling value choice. Analysts rate Sterling Infrastructure, Inc. (STRL) a "Buy" — based on 9 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, Caterpillar Inc.

(CAT) is the cheapest at 49. 2x versus Sterling Infrastructure, Inc. at 94. 5x. On forward P/E, Caterpillar Inc. is actually cheaper at 40. 1x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: Caterpillar Inc. wins at 1. 43x versus Sterling Infrastructure, Inc. 's 1. 46x — a reasonable growth-adjusted valuation.

Over the past 5 years, Sterling Infrastructure, Inc.

(STRL) delivered a total return of +37. 2%, compared to +301. 9% for Caterpillar Inc. (CAT). Over 10 years, the gap is even starker: STRL returned +209. 0% versus CAT's +1223%. 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), Caterpillar Inc.

(CAT) is the lower-risk stock at 1. 54β versus Sterling Infrastructure, Inc. 's 2. 54β — meaning STRL is approximately 65% more volatile than CAT relative to the S&P 500. On balance sheet safety, Sterling Infrastructure, Inc. (STRL) carries a lower debt/equity ratio of 32% versus 2% for Caterpillar Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Sterling Infrastructure, Inc.

(STRL) is pulling ahead at 17. 7% versus 4. 3% for Caterpillar Inc. (CAT). On earnings-per-share growth, the picture is similar: Sterling Infrastructure, Inc. grew EPS 13. 4% year-over-year, compared to -14. 6% for Caterpillar Inc.. Over a 3-year CAGR, STRL leads at 12. 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.

Caterpillar Inc.

(CAT) is the more profitable company, earning 13. 1% net margin versus 11. 7% for Sterling Infrastructure, Inc. — meaning it keeps 13. 1% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: STRL leads at 16. 6% versus 16. 6% for CAT. 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. 43x versus Sterling Infrastructure, Inc. 's 1. 46x. A PEG below 1. 5 suggests fair-to-attractive pricing relative to expected growth. On forward earnings alone, Caterpillar Inc. (CAT) trades at 40. 1x forward P/E versus 64. 6x for Sterling Infrastructure, Inc. — 24. 4x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for CAT: -11. 0% to $824. 80.

In this comparison, CAT (0.

6% yield) pays a dividend. STRL does not pay a meaningful dividend and should not be held primarily for income.

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. 6% yield, +1223% 10Y return). Sterling Infrastructure, Inc. (STRL) carries a higher beta of 2. 54 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (CAT: +1223%, STRL: +209. 0%), 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: STRL is a mid-cap high-growth stock; CAT is a large-cap quality compounder stock. CAT pays a dividend while STRL 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.