Phillips 66 (PSX) vs The Williams Companies, Inc. (WMB)
A side-by-side comparison of Phillips 66 and The Williams Companies, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of September 13, 2026. Differences are shown without an overall score or investment verdict.
PSX
Phillips 66
$257.06EnergyDelayed quote: Sep 14, 2026, 4:00 PM EDT
WMB
The Williams Companies, Inc.
$71.95EnergyDelayed quote: Sep 14, 2026, 4:00 PM EDT
Total return — PSX vs WMB
growth of $100 · dividends reinvested · last 10yPSX +379.3% (+17.0%/yr)WMB +312.7% (+15.2%/yr)PSX compounded faster over this window
PSX WMB
PSX vs WMB: by the numbers
- •PSX is the larger company ($103.06B vs $88.01B market cap).
- •PSX trades at the lower trailing earnings multiple (14.65 vs 28.55 P/E), one valuation lens rather than an overall verdict.
- •WMB converts more revenue to profit (25.18% vs 4.62% net margin).
- •PSX grew revenue faster over the past five years (13.56% vs 6.47% CAGR).
- •WMB pays the higher dividend yield (2.73% vs 1.93%).
Metrics side by side
Valuation
| Metric | PSX | WMB |
|---|---|---|
| P/E ratio | 14.65 | 28.55 |
| Forward P/E | 9.55 | 29.13 |
| P/S ratio | 0.67 | 7.21 |
| P/B ratio | 3.27 | 6.67 |
| EV / EBITDA | 9.15 | 16.89 |
| FCF yield | 6.20% | N/A |
Profitability
| Metric | PSX | WMB |
|---|---|---|
| Gross margin | 9.78% | 42.86% |
| Operating margin | 6.67% | 40.31% |
| Net margin | 4.62% | 25.18% |
| ROE | 22.51% | 23.30% |
| ROIC | 12.71% | 6.64% |
Dividends
| Metric | PSX | WMB |
|---|---|---|
| Dividend yield | 1.93% | 2.73% |
| Payout ratio | 28.55% | 81.35% |
Growth (annualized)
| Metric | PSX | WMB |
|---|---|---|
| Revenue CAGR (5Y) | 13.56% | 6.47% |
| EPS CAGR (5Y) | 8.08% | 65.97% |
| FCF CAGR (5Y) | 35.99% | -21.34% |
| Total return CAGR (5Y) | 36.21% | 31.00% |
Frequently asked
- Which has the lower trailing P/E, PSX or WMB?
- PSX has the lower trailing P/E: PSX trades at 14.65 and WMB at 28.55. P/E is one valuation measure and does not by itself establish which business is cheaper.
- Which has grown faster, PSX or WMB?
- Over the past five years, PSX grew revenue faster — PSX at a 13.56% CAGR versus WMB at 6.47%.
- Does PSX or WMB pay a bigger dividend?
- PSX yields 1.93% and WMB yields 2.73% based on trailing dividends and the latest price.
- Is PSX or WMB more profitable?
- WMB runs the higher net margin — PSX at 4.62% versus WMB at 25.18%.
- How have PSX and WMB total returns compared?
- Over the past 10 years, PSX delivered 17.07% and WMB delivered 15.35% annualized total return. Past performance doesn't predict future results.
Go deeper
Dig into the metrics
Phillips 66 P/E ratioWilliams Companies P/E ratioPhillips 66 dividend yieldWilliams Companies dividend yieldPhillips 66 ROEWilliams Companies ROEPhillips 66 operating marginWilliams Companies operating marginPhillips 66 revenue growthWilliams Companies revenue growthPhillips 66 free cash flowWilliams Companies free cash flow
Phillips 66 & Williams Companies appear in these rankings
Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified September 13, 2026.