Marathon Petroleum (MPC) vs Phillips 66 (PSX)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 7, 2026.
Summary
Marathon Petroleum (MPC) has outperformed Phillips 66 (PSX) over the past year, gaining 130.4% versus a gain of 105.0%. Over five years, MPC leads with a +562.1% price change compared with +234.4% for PSX. Marathon Petroleum is the larger company by market cap ($124.20 billion vs $108.90 billion), about 1.1 times the size.
On valuation, Marathon Petroleum trades at a lower forward P/E (8.7x vs 10.2x for Phillips 66). Phillips 66 offers the higher dividend yield (1.82% vs 0.90%). Phillips 66 converts more of its revenue into profit, with a net margin of 3.3% versus 3.0%.
Summary generated from market data by MetaCap's automated system. Methodology
Relative performance
Percent change in share price from the first common trading day shown; excludes dividends.
Head-to-head
| Metric | MPC | PSX |
|---|---|---|
| Share price | $442.26 | $271.62 |
| Market cap | $124.20B | $108.90B |
| 1-day change | +2.29% | +0.68% |
| YTD return | +171.38% | +110.32% |
| 1-year return | +130.42% | +105.03% |
| 5-year return | +562.07% | +234.43% |
| P/E ratio (TTM) | 15.31 | 15.52 |
| Forward P/E | 8.73 | 10.18 |
| EPS (TTM) | $28.88 | $17.50 |
| Dividend yield | 0.90% | 1.82% |
| Annual dividend | $4.00 | $4.94 |
| Revenue (latest FY) | $132.70B | $132.38B |
| Revenue growth (YoY) | -4.44% | -7.53% |
| Net income (latest FY) | $4.05B | $4.40B |
| Gross margin | 9.99% | 12.30% |
| Operating margin | 6.25% | — |
| Net margin | 3.05% | 3.33% |
| 52-week high | $444.99 | $277.12 |
| 52-week low | $161.93 | $126.74 |
| Distance from 52-week high | -0.61% | -1.98% |
| Analyst consensus | buy | buy |
| Avg. price target upside | -12.82% | -5.32% |
| Average volume | 2.53M | 2.87M |
| Shares outstanding | 280.82M | 400.94M |
| Employees | 18,500 | 12,600 |
| Sector | Energy | Energy |
| Industry | Integrated oil Companies | Integrated oil Companies |
Highlighted cells mark the higher value for growth, returns, margins and yield, and the lower value for P/E ratios. Highlighting is a mechanical comparison, not a recommendation.
Key differences
- MPC has outperformed PSX by 25.4 percentage points over the past year.
About Marathon Petroleum
MPC stock →Marathon Petroleum Corporation, together with its subsidiaries, operates as an integrated downstream energy company in the United States. The company operates through three segments: Refining & Marketing; Midstream; and Renewable Diesel.
Energy · Integrated oil Companies · 18,500 employees
About Phillips 66
PSX stock →Phillips 66 operates as an integrated downstream energy provider in the United States, the United Kingdom, Germany, and internationally. It operates through five segments: Midstream, Chemicals, Refining, Marketing and Specialties (M&S), and Renewable Fuels.
Energy · Integrated oil Companies · 12,600 employees
MPC vs PSX FAQ
Which is bigger, Marathon Petroleum or Phillips 66?
Marathon Petroleum (MPC) is larger, with a market capitalization of $124.20B compared with $108.90B for Phillips 66 (PSX).
Which stock has performed better over the past year, MPC or PSX?
MPC returned +130.42% over the past 12 months, compared with +105.03% for PSX (price return, excluding dividends). Past performance does not predict future results.
Which has the lower P/E ratio, MPC or PSX?
MPC has the lower trailing P/E at 15.3, versus 15.5 for PSX. A lower P/E is not by itself a sign of a better investment; it can reflect slower expected growth or higher risk.
Which pays a higher dividend, Marathon Petroleum or Phillips 66?
Phillips 66 has the higher yield at 1.82%, compared with 0.90% for Marathon Petroleum.
Are Marathon Petroleum and Phillips 66 in the same industry?
Yes. Both are classified in the Integrated oil Companies industry within the Energy sector.