The short version

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

  • Microsoft is the larger company, worth $4.14T, about 3.8 times Berkshire Hathaway.
  • Microsoft grew revenue faster over the last year (+17.8% vs +10.0%).
  • Microsoft keeps more of each dollar of revenue as operating profit (46.8% vs 15.0%).
  • On earnings, Berkshire Hathaway is the cheaper stock (15.2x vs 33.2x).
  • Microsoft's price assumes faster free cash flow growth: about 20% a year, against 15% for Berkshire Hathaway (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.

MeasureBRK-BMSFT
Market cap$1.10T$4.14T
Share price$515.62$535.07
Revenue (last fiscal year)$371.4B$331.8B
Free cash flow (last fiscal year)$25.0B$67.0B
Revenue growth, last year+10.0%+17.8%
Revenue growth per year, last 5 fiscal years+7.7%+13.7%
Operating margin15.0%46.8%
Net margin22.3%40.3%
Return on equity11.5%30.2%
P/E (trailing)15.2x33.2x
Price / free cash flow44.1x57.8x
EV / EBITDA9.22x19.1x
FCF growth the price implies15.3%19.8%
Dividend yield—0.66%
Debt / equity0.69x0.71x
Fundamental gradeBB
Superinvestors holding it033
Insider purchases, last 12 months1010

Results from SEC filings

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

Berkshire Hathaway

YearRevenueFree cash flowOp. margin
2021$276.2B$26.2B11.7%
2022$302.0B$21.9B11.8%
2023$364.5B$29.8B11.9%
2024$371.4B$11.6B15.0%
2025$371.4B$25.0B14.3%

Microsoft

YearRevenueFree cash flowOp. margin
2022$198.3B$65.1B42.1%
2023$211.9B$59.5B41.8%
2024$245.1B$74.1B44.6%
2025$281.7B$71.6B45.6%
2026$331.8B$67.0B46.8%

Where the revenue comes from

Berkshire Hathaway · by segments, 2025

Insurance Group$104.2B28%
Manufacturing Businesses$78.5B21%
McLane$51.0B14%
Service and Retailing$42.6B12%
Pilot Travel Centers LLC$42.2B11%
Berkshire Hathaway Energy ("BHE")$26.3B7%

Microsoft · by segments, 2026

Productivity and Business Processes$140.0B42%
Intelligent Cloud$137.8B42%
More Personal Computing$54.1B16%
Compare them in fullFifteen years of statements, quarterly results, DCF and IRR models, and any number of peers side by side.
Open BRK-B in Investingly

Questions

Which is bigger, Berkshire Hathaway or Microsoft?

Microsoft (MSFT), at $4.14T against $1.10T.

Is BRK-B or MSFT cheaper?

By trailing P/E, Berkshire Hathaway (15.2x) is cheaper than Microsoft (33.2x). A lower multiple can also mean the market expects less growth.

Which grows faster, BRK-B or MSFT?

Microsoft: revenue grew +17.8% over the last year, against +10.0%.

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