The short version

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

  • Williams Companies is the larger company, worth $91.4B, close to Enterprise Products Partners LP's $80.4B.
  • Enterprise Products Partners LP grew revenue faster over the last year (+60.8% vs +9.8%).
  • Williams Companies keeps more of each dollar of revenue as operating profit (38.2% vs 13.4%).
  • On earnings, Enterprise Products Partners LP is the cheaper stock (13.8x vs 32.8x).
  • Williams Companies's price assumes faster free cash flow growth: about 25% a year, against 9% for Enterprise Products Partners LP (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.

MeasureEPDWMB
Market cap$80.4B$91.4B
Share price$36.08$72.67
Revenue (last fiscal year)$52.6B$11.9B
Free cash flow (last fiscal year)$3.0B$1.0B
Revenue growth, last year+60.8%+9.8%
Revenue growth per year, last 5 fiscal years+6.6%+3.0%
Operating margin13.4%38.2%
Net margin10.8%25.2%
Return on equity—23.3%
P/E (trailing)13.8x32.8x
Price / free cash flow27.1x91.0x
EV / EBITDA11.1x15.0x
FCF growth the price implies9.0%25.1%
Dividend yield5.9%2.7%
Debt / equity—3.43x
Fundamental gradeCC
Superinvestors holding it80
Insider purchases, last 12 months43

Results from SEC filings

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

Enterprise Products Partners LP

YearRevenueFree cash flowOp. margin
2021$40.8B$6.3B15.0%
2022$58.2B$6.1B11.9%
2023$49.7B$4.3B13.9%
2024$56.2B$3.6B13.1%
2025$52.6B$3.0B13.8%

Williams Companies

YearRevenueFree cash flowOp. margin
2021$10.6B$2.7B24.8%
2022$11.0B$2.6B27.5%
2023$10.9B$3.4B39.5%
2024$10.5B$2.4B31.8%
2025$11.9B$1.0B35.1%

Where the revenue comes from

Enterprise Products Partners LP · by segments, 2025

Crude Oil Pipelines & Services$20.8B39%
NGL Pipelines & Services$17.3B33%
Petrochemical & Refined Products Services$10.4B20%
Natural Gas Pipelines & Services$4.2B8%

Williams Companies · by segments, 2025

Transmission, Power & Gulf$5.4B43%
West$2.8B23%
Gas & NGL Marketing Services$2.2B17%
Northeast G & P$2.2B17%
Compare them in fullFifteen years of statements, quarterly results, DCF and IRR models, and any number of peers side by side.
Open EPD in Investingly

Questions

Which is bigger, Enterprise Products Partners LP or Williams Companies?

Williams Companies (WMB), at $91.4B against $80.4B.

Is EPD or WMB cheaper?

By trailing P/E, Enterprise Products Partners LP (13.8x) is cheaper than Williams Companies (32.8x). A lower multiple can also mean the market expects less growth.

Which grows faster, EPD or WMB?

Enterprise Products Partners LP: revenue grew +60.8% over the last year, against +9.8%.

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