The short version

From the latest prices and each company's SEC filings. Who's ahead on each measure, not which to buy.

  • O’Reilly Automotive is the larger company, worth $73.4B, about 6.2 times BorgWarner.
  • O’Reilly Automotive grew revenue faster over the last year (+8.1% vs +0.3%).
  • O’Reilly Automotive keeps more of each dollar of revenue as operating profit (19.6% vs 5.0%).
  • On earnings, O’Reilly Automotive is the cheaper stock (28.9x vs 33.7x).
  • O’Reilly Automotive's price assumes faster free cash flow growth: about 16% a year, against -4% for BorgWarner (reverse DCF).

Side by side

The stronger figure is shaded where higher (or, for valuation multiples, lower) reads as better. How the implied growth works.

MeasureBWAORLY
Market cap$11.9B$73.4B
Share price$61.30$86.45
Revenue (last fiscal year)$14.3B$17.8B
Free cash flow (last fiscal year)$1.2B$1.6B
Revenue growth, last year+0.3%+8.1%
Revenue growth per year, last 5 fiscal years+4.9%+7.5%
Operating margin5.0%19.6%
Net margin2.9%14.3%
Return on equity7.4%—
P/E (trailing)33.7x28.9x
Price / free cash flow10.1x46.1x
EV / EBITDA9.07x18.9x
FCF growth the price implies-4.1%15.9%
Dividend yield1.0%—
Debt / equity1.45x—
Fundamental gradeCC
Superinvestors holding it56
Insider purchases, last 12 months06

Results from SEC filings

Revenue and free cash flow by fiscal year, from each company's 10-K filings.

BorgWarner

YearRevenueFree cash flowOp. margin
2021$11.8B$792M7.7%
2022$12.6B$947M8.0%
2023$14.2B$565M8.2%
2024$14.1B$711M3.9%
2025$14.3B$1.2B3.7%

O’Reilly Automotive

YearRevenueFree cash flowOp. margin
2021$13.3B$2.8B21.9%
2022$14.4B$2.6B20.5%
2023$15.8B$2.0B20.2%
2024$16.7B$2.0B19.5%
2025$17.8B$1.6B19.5%

Where the revenue comes from

BorgWarner · by segments, 2025

Turbos & Thermal Technologies$5.8B40%
Drivetrain & Morse Systems$5.6B39%
PowerDrive Systems$2.3B16%
Battery & Charging Systems$590M4%

O’Reilly Automotive

No segment breakdown reported.

Compare them in fullFifteen years of statements, quarterly results, DCF and IRR models, and any number of peers side by side.
Open BWA in Investingly

Questions

Which is bigger, BorgWarner or O’Reilly Automotive?

O’Reilly Automotive (ORLY), at $73.4B against $11.9B.

Is BWA or ORLY cheaper?

By trailing P/E, O’Reilly Automotive (28.9x) is cheaper than BorgWarner (33.7x). A lower multiple can also mean the market expects less growth.

Which grows faster, BWA or ORLY?

O’Reilly Automotive: revenue grew +8.1% over the last year, against +0.3%.

Prices and ratios as of the last daily update; statements from SEC filings. Information only, not investment advice.