The short version

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

  • PPG Industries is the larger company, worth $22.3B, about 1.8 times RPM International.
  • PPG Industries grew revenue faster over the last year (+6.7% vs +4.8%).
  • On earnings, PPG Industries is the cheaper stock (14.4x vs 18.4x).
  • PPG Industries's price assumes faster free cash flow growth: about 4% a year, against 4% for RPM International (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.

MeasurePPGRPM
Market cap$22.3B$12.2B
Share price$103.96$97.73
Revenue (last fiscal year)$15.9B$7.9B
Free cash flow (last fiscal year)$1.2B$675M
Revenue growth, last year+6.7%+4.8%
Revenue growth per year, last 5 fiscal years-1.4%+4.1%
Operating margin——
Net margin9.8%8.7%
Return on equity19.6%19.8%
P/E (trailing)14.4x18.4x
Price / free cash flow19.2x22.7x
EV / EBITDA10.8x12.6x
FCF growth the price implies4.5%3.7%
Dividend yield2.7%2.1%
Debt / equity1.71x1.37x
Fundamental gradeCC
Superinvestors holding it74
Insider purchases, last 12 months610

Results from SEC filings

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

PPG Industries

YearRevenueFree cash flowOp. margin
2021$16.8B$1.2B12.9%
2022$15.6B$477M13.1%
2023$16.2B$1.9B16.5%
2024$15.8B$699M—
2025$15.9B$1.2B—

RPM International

YearRevenueFree cash flowOp. margin
2022$6.7B-$44M—
2023$7.3B$323M—
2024$7.3B$908M—
2025$7.4B$538M—
2026$7.9B$675M—

Where the revenue comes from

PPG Industries · by segments, 2025

Industrial Coatings Segment$6.5B41%
Performance Coatings Segment$5.5B35%
Global Architectural Coatings$3.8B24%

RPM International · by segments, 2026

CPG Segment$3.1B39%
Consumer Segment$2.7B34%
PCG Segment$2.1B27%
Compare them in fullFifteen years of statements, quarterly results, DCF and IRR models, and any number of peers side by side.
Open PPG in Investingly

Questions

Which is bigger, PPG Industries or RPM International?

PPG Industries (PPG), at $22.3B against $12.2B.

Is PPG or RPM cheaper?

By trailing P/E, PPG Industries (14.4x) is cheaper than RPM International (18.4x). A lower multiple can also mean the market expects less growth.

Which grows faster, PPG or RPM?

PPG Industries: revenue grew +6.7% over the last year, against +4.8%.

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