Is PSX or WMB cheaper?

On trailing earnings, PSX is cheaper: PSX trades at a 17.07 P/E and WMB at 31.22.

Which has grown faster, PSX or WMB?

Over the past five years, PSX grew revenue faster — PSX at a 15.79% CAGR versus WMB at 7.21%.

Does PSX or WMB pay a bigger dividend?

PSX yields 2.85% and WMB yields 2.87% based on trailing dividends and the latest price.

Is PSX or WMB more profitable?

WMB runs the higher net margin — PSX at 3.04% versus WMB at 23.82%.

Which has been the better investment, PSX or WMB?

Over the past 10-year, WMB delivered the higher annualized total return — PSX at 12.29% versus WMB at 18.94%. Past performance doesn't predict future results.

Phillips 66 (PSX) vs The Williams Companies, Inc. (WMB)

PSX and WMB are evenly matched — 8 metrics each of 16.

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 June 15, 2026. The ● marks the stronger figure on each row (cheaper multiple, higher margin/return).

The Williams Companies, Inc.

$87.43B

$71.49Energy

Total return — PSX vs WMB

growth of $100 · last 14y

PSX +409.6%WMB +130.5%PSX compounded faster

PSX WMB

PSX vs WMB: by the numbers

•WMB is the larger company ($87.43B vs $69.47B market cap).
•PSX trades at the lower earnings multiple (17.07 vs 31.22 P/E).
•WMB converts more revenue to profit (23.82% vs 3.04% net margin).
•PSX grew revenue faster over the past five years (15.79% vs 7.21% CAGR).
•WMB pays the higher dividend yield (2.87% vs 2.85%).

Which is better, PSX or WMB?

Metric tally: PSX 8 · WMB 8

It depends on what you're optimizing for:

ValuePSX(lower P/E)

GrowthPSX(faster 5Y revenue CAGR)

QualityWMB(higher ROIC)

Metrics side by side

Valuation

Metric	PSX	WMB
P/E ratio	17.07●	31.22
Forward P/E	10.08●	28.24
P/S ratio	0.51●	7.33
P/B ratio	2.45●	6.73
PEG ratio	0.10●	1.59
EV / EBITDA	10.00●	16.47
FCF yield	0.17%	0.83%●

Profitability

Metric	PSX	WMB
Gross margin	7.04%	62.85%●
Operating margin	4.67%	38.79%●
Net margin	3.04%	23.82%●
ROE	14.45%	21.85%●
ROIC	4.75%	6.16%●

Dividends

Metric	PSX	WMB
Dividend yield	2.85%	2.87%
Payout ratio	45.57%	95.79%

Growth (annualized)

Metric	PSX	WMB
Revenue CAGR (5Y)	15.79%●	7.21%
EPS CAGR (5Y)	8.08%	65.97%●
FCF CAGR (5Y)	-16.26%●	-21.34%
Total return CAGR (5Y)	17.87%	26.55%●

Frequently asked

Which is better, PSX or WMB?: It depends on your goal. value: PSX (lower P/E); growth: PSX (faster 5Y revenue CAGR); quality: WMB (higher ROIC). Across all compared metrics, they are evenly matched.
Is PSX or WMB cheaper?: On trailing earnings, PSX is cheaper: PSX trades at a 17.07 P/E and WMB at 31.22.
Which has grown faster, PSX or WMB?: Over the past five years, PSX grew revenue faster — PSX at a 15.79% CAGR versus WMB at 7.21%.
Does PSX or WMB pay a bigger dividend?: PSX yields 2.85% and WMB yields 2.87% based on trailing dividends and the latest price.
Is PSX or WMB more profitable?: WMB runs the higher net margin — PSX at 3.04% versus WMB at 23.82%.
Which has been the better investment, PSX or WMB?: Over the past 10-year, WMB delivered the higher annualized total return — PSX at 12.29% versus WMB at 18.94%. Past performance doesn't predict future results.

Go deeper

Full PSX analysis Full WMB analysis Interactive comparison tool

Dig into the metrics

Phillips 66 P/E ratio Williams Companies P/E ratio Phillips 66 dividend yield Williams Companies dividend yield Phillips 66 ROE Williams Companies ROE Phillips 66 operating margin Williams Companies operating margin Phillips 66 revenue growth Williams Companies revenue growth Phillips 66 free cash flow Williams Companies free cash flow

Phillips 66 & Williams Companies appear in these rankings

Highest Dividend Yield Stocks Fastest Revenue Growth Stocks Highest Operating Margin Stocks Best 10-Year Total Return Stocks

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 June 15, 2026.