ARCB vs CMI vs PCAR vs ODFL vs SAIA

For growth investors, Saia, Inc.

(SAIA) is the stronger pick with 0. 8% revenue growth year-over-year, versus -15. 5% for PACCAR Inc (PCAR). PACCAR Inc (PCAR) offers the better valuation at 25. 3x trailing P/E (19. 9x forward), making it the more compelling value choice. Analysts rate ArcBest Corporation (ARCB) a "Buy" — based on 24 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, PACCAR Inc (PCAR) is the cheapest at 25.

3x versus Saia, Inc. at 47. 2x. On forward P/E, PACCAR Inc is actually cheaper at 19. 9x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: PACCAR Inc wins at 1. 58x versus Old Dominion Freight Line, Inc. 's 3. 36x — a reasonable growth-adjusted valuation.

Over the past 5 years, Cummins Inc.

(CMI) delivered a total return of +168. 7%, compared to +37. 1% for ArcBest Corporation (ARCB). Over 10 years, the gap is even starker: SAIA returned +1568% versus PCAR's +269. 8%. 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), PACCAR Inc (PCAR) is the lower-risk stock at 1.

01β versus ArcBest Corporation's 1. 90β — meaning ARCB is approximately 89% more volatile than PCAR relative to the S&P 500. On balance sheet safety, Old Dominion Freight Line, Inc. (ODFL) carries a lower debt/equity ratio of 3% versus 61% for Cummins Inc. — giving it more financial flexibility in a downturn.

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

(SAIA) is pulling ahead at 0. 8% versus -15. 5% for PACCAR Inc (PCAR). On earnings-per-share growth, the picture is similar: Old Dominion Freight Line, Inc. grew EPS -11. 9% year-over-year, compared to -64. 1% for ArcBest Corporation. Over a 3-year CAGR, CMI leads at 6. 2% 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.

Old Dominion Freight Line, Inc.

(ODFL) is the more profitable company, earning 18. 6% net margin versus 1. 5% for ArcBest Corporation — meaning it keeps 18. 6% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: ODFL leads at 24. 8% versus 2. 3% for ARCB. At the gross margin level — before operating expenses — ODFL leads at 32. 2%, 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, PACCAR Inc (PCAR) is the more undervalued stock at a PEG of 1. 58x versus Old Dominion Freight Line, Inc. 's 3. 36x. Both stocks trade at elevated growth-adjusted valuations, so expected growth needs to materialise. On forward earnings alone, PACCAR Inc (PCAR) trades at 19. 9x forward P/E versus 42. 3x for Saia, Inc. — 22. 4x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for PCAR: 9. 2% to $124. 50.

In this comparison, PCAR (3.

8% yield), CMI (1. 1% yield), ODFL (0. 6% yield), ARCB (0. 4% yield) pay a dividend. SAIA does not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Old Dominion Freight Line, Inc.

(ODFL) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (0. 6% yield, +841. 8% 10Y return). ArcBest Corporation (ARCB) carries a higher beta of 1. 90 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (ODFL: +841. 8%, ARCB: +627. 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 Industrials sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

In terms of investment character: ARCB is a small-cap quality compounder stock; CMI is a mid-cap quality compounder stock; PCAR is a mid-cap income-oriented stock; ODFL is a mid-cap quality compounder stock; SAIA is a mid-cap quality compounder stock. CMI, PCAR, ODFL pay a dividend while ARCB, SAIA 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.