The short version

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

  • Targa Resources is the larger company, worth $64.6B, close to MPLX LP's $57.9B.
  • MPLX LP grew revenue faster over the last year (+10.3% vs +4.2%).
  • MPLX LP keeps more of each dollar of revenue as operating profit (44.4% vs 22.9%).
  • On earnings, MPLX LP is the cheaper stock (12.4x vs 30.8x).
  • Targa Resources's price assumes faster free cash flow growth: about 28% a year, against 0% for MPLX 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.

MeasureMPLXTRGP
Market cap$57.9B$64.6B
Share price$56.30$286.70
Revenue (last fiscal year)$13.0B$17.0B
Free cash flow (last fiscal year)$4.1B$584M
Revenue growth, last year+10.3%+4.2%
Revenue growth per year, last 5 fiscal years+6.7%+0.1%
Operating margin44.4%22.9%
Net margin36.1%13.5%
Return on equity—62.0%
P/E (trailing)12.4x30.8x
Price / free cash flow14.1x110.5x
EV / EBITDA11.2x18.0x
FCF growth the price implies0.44%27.8%
Dividend yield7.4%1.4%
Debt / equity—6.76x
Fundamental gradeBC
Superinvestors holding it35
Insider purchases, last 12 months06

Results from SEC filings

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

MPLX LP

YearRevenueFree cash flowOp. margin
2021$10.0B$4.4B39.8%
2022$11.6B$4.2B42.3%
2023$11.3B$4.5B43.4%
2024$11.9B$4.9B44.3%
2025$13.0B$4.1B45.7%

Targa Resources

YearRevenueFree cash flowOp. margin
2021$16.9B$1.8B5.1%
2022$20.9B$1.0B8.3%
2023$16.1B$826M16.4%
2024$16.4B$684M16.5%
2025$17.0B$584M19.6%

Where the revenue comes from

MPLX LP · by segments, 2025

Crude Oil and Products Logistics$6.6B51%
Natural Gas & NGL Services$6.4B49%

Targa Resources · by segments, 2025

Logistics and Transportation$14.3B84%
Gathering and Processing$2.7B16%
Compare them in fullFifteen years of statements, quarterly results, DCF and IRR models, and any number of peers side by side.
Open MPLX in Investingly

Questions

Which is bigger, MPLX LP or Targa Resources?

Targa Resources (TRGP), at $64.6B against $57.9B.

Is MPLX or TRGP cheaper?

By trailing P/E, MPLX LP (12.4x) is cheaper than Targa Resources (30.8x). A lower multiple can also mean the market expects less growth.

Which grows faster, MPLX or TRGP?

MPLX LP: revenue grew +10.3% over the last year, against +4.2%.

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