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Stocks / COP vs MPC

COP vs MPC: Which Stock Is the Better Buy?

ConocoPhillips and Marathon Petroleum Corporation side by side — fundamentals from SEC filings, refreshed nightly. Sector: Energy.

COP is the larger company ($139.8B vs $91.3B). On the fundamentals, COP grows revenue faster (26.8% vs 14.1%); COP earns a higher net margin (13.0% vs 3.0%); MPC has the stronger return on equity (23.4% vs 12.4%). Both carry 1 potential red flag in the filings. Full numbers below — the stronger figure on each row is in green.

AI verdict — COP vs MPC, read from the filings

The stronger business, the cheaper stock, and the risks — synthesised from both companies’ SEC filings, every figure computed not guessed. Not investment advice.

 ConocoPhillips (COP)Marathon Petroleum Corporation (MPC)
Market cap$139.8B$91.3B
Revenue (latest FY)$61.55B$135.22B
Net income (latest FY)$7.99B$4.05B
Revenue growth (5y CAGR)26.8%14.1%
Net margin13.0%3.0%
Return on equity12.4%23.4%
P/E ratio19.420.6
Dividend yield2.9%1.3%
Profitable years (of last 10)79
Positive free cash flowYes
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See the full COP vs MPC breakdown

Both companies across 19 years of income statement, balance sheet and cash flow — with ratios, health checks and Ask, the SEC-grounded research assistant. Free, no account needed.

Open COP's full financials →   Open MPC's full financials →

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Frequently asked questions

Which is bigger, COP or MPC?

ConocoPhillips is larger by market capitalization — $139.8B versus $91.3B.

Which grows faster, COP or MPC?

Over the last five fiscal years, ConocoPhillips grew revenue faster — 26.8%/yr versus 14.1%/yr, computed from SEC-filed statements.

Where does this data come from?

All figures are computed from official SEC filings (10-K), refreshed nightly. This is a data comparison, not investment advice.

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COP fundamentals → · MPC fundamentals → · All 1,500+ companies → · Free screener →